| abnormal | abrassive | abscissa |
| absolute | absolute configuration | absolute detection limit |
| absolute energy | absolute scale | absolute temperature |
| absolute velocity of ions | absolute zero | absorbance |
| absorbent | absorber | absorptiometer |
| absorption | absorption plant | absorption tower |
| absoulte reaction rate | abstract | abundance |
| abundance | acceleration | accelerator |
| accelofilter | acceptor | accumulator |
| accuracy | acetate dye | acetate process |
| acetolysis | acetyl value | acetylation |
| acid anhydride | acid base | acid dye |
| acid electrolyte | acid fast | acid halide |
| acid number | acid reaction | acid treatment |
| acid value | acid-base indicator | acid-base titration |
| acident | acidic titrant | acidifiable |
| acidification | acidimeter | acidimetry |
| acidity | acidity function | acidity function |
| acidizing | acidulated | acridine dye |
| acrylic resin | acrylic rubber | actinide series |
| actinism | actinochemistry | activated |
| activated charcoal | activated complex | activated state |
| activation | activation energy | activator |
| active | active centre | active hydrogen |
| active mass | active site | activity |
| activity coefficient | activity coefficient | activity series |
| acyclic | acylation | adaption |
| adaptor | adatom | adatom creation energy |
| adatom density | addition | addition agent |
| addition compound | addition polymer | addition reaction |
| additive property | adduct | adhesion |
| adhesive | adiabatic | adiabatic calorimeter |
| adiabatic compression | adiabatic curves | adiabatic demagnetization |
| adiabatic evaporation | adiabatic expansion | adiabatic flame temperature |
| adiabatic process | adjacent | adjuster |
| adsorbate | adsorbent | adsorption |
| adsorption chromatography | adsorption indicator | adsorption isotherm |
| aeration | aeration cell | aerobic |
| aerobic digestion | aerogel | aerosol |
| affinity | affinity chromatography | age hardening |
| agency | aggregation | agitator |
| agrressive carbon dioxide | air deficiency | air stripping |
| air tight | air-cure | air-fuel ratio |
| air-gun | air-senstive crystal | air-slaked |
| alchemist | alchemy | alcohol fractionation |
| alcoholysis | alcosol | algebric |
| algebric function of composition | alicyclic | aliminothemy |
| aliquant | aliquot | alkali |
| alkali blue | alkali halides | alkali metal |
| alkali-aggregate reaction | alkalify | alkalimetry |
| alkaline | alkaline earth metal | alkaline earth metals |
| alkaline solution | alkaline wash | alkalinity |
| alkaloid | alkylation | allelochemistry |
| allotrope | allotropism | allotropy |
| allowed symmetry | alloy | alloy composition |
| alloy dendrites | altemate | altemating current |
| alternato | alum | amalgam |
| ambident | ambient conditions | ambient gas heat transfer |
| ambient radiation temperature | ambient temperature | amesthyst |
| amination | ammeter | ammonation |
| ammonia dynamite | ammonia synthesis | ammonia water |
| ammonification | ammonolysis | amorphous |
| amperometric titration | amperometry | amphi |
| ampholyte | ampholytic detergent | amphoteric |
| amplified distillation | amplitude | anabolism |
| anaerobic | anaesthetic | analog |
| analogy | analysis | analyte |
| analytical chemistry | analytical distillation | analytical extraction |
| analyzer | anchoring | angle of incidence |
| angular momentum | anhydride | animal black |
| animal charcoal | anion | anion exchange |
| anionic | anionic polymerization | anionotropy |
| anisotropic | annealing | annular |
| anode | anode effect | anode film |
| anode-corrosion efficiency | anodic oxidation | anodize |
| anolyte | anomalous | anoxia |
| antacid | anthracene | anthracite coal |
| anti bonding | anti cathode | anti isomer |
| anti knocking agent | anti prismatic | anti pyretic |
| anti septic | anti symmetry | antibiotic |
| antibody | anticatalyst | antichlor |
| anticlinal | antidote | antifebrin |
| antifoaming agent | antifreeze | antigen |
| antigen | antilogarithm | antimatter |
| antimonic | antioxidant | antiozonant |
| antiparticle | antiprismatic | antisolvent precipitation |
| antitoxin | apparatus | apparent |
| apparent concentration | apparent molal property | appliance |
| application | applied | applied chemistry |
| applied science | appreciable | approach |
| approximate | aprotic solvent | aqua regia |
| aquametry | aquation | aqueous |
| aqueous chemistry | aqueous solution | aqueous solvent |
| aqueous systems | aquo ion | arbitrary |
| arc process | ardent | ardent spirit |
| area of cross section | argent | argentic |
| argentine | argentometric | aromatic |
| artificial | artificial atmosphere | asbestos |
| ascent | ash leach | ashing |
| ashless | aspect | aspirator |
| assay | associated molecule | association |
| assumption | astringent | asymmetric |
| asymmetric carbon atom | asymmetric effect | asymmetric synthesis |
| asymptotic | atmosphere | atmospheric distillation |
| atmospheric pressure | atom | atom bomb |
| atomiation | atomic connectivity | atomic heat capacity |
| atomic hydrogen | atomic mass unit | atomic number |
| atomic pile | atomic spectrum | atomic structure |
| atomic theory | atomic volume | atomic weight |
| atomicity | atomicity | atropisomer |
| attachment | audio-frequency wave oscillator | aurate |
| aurated | auto - oxidation | auto-catalyst |
| auto-oxidant | auto-reduction | autoclave |
| automatic | autooxidant | autoprotolysis |
| autoprotolysis constant | autoracemization | auxiliary electrode |
| auxochrome | available energy | average bond dissociation energy |
| average molecular weight | axial bond | axiom |
| axis of symmetry | azeotropic mixture | azimuthal quantum number |
| back mixing | back titration | back-run process |
| backflash | bacteria | bactericide |
| bacteriostatic | bad conductor | baffle |
| baking | baking powder | balanced |
| balancing length | balancing point | banana oil |
| band | band spectrum | barkometer |
| barren liquor | barrier separation | barytes |
| base | base group | base metal |
| basic alumina | basic oxide | basic salt |
| basic titrant | basicity | basicity of acids |
| basket strainer | batch distillation | batch reactor |
| batch rectification | batch treatment | bath |
| bathochromic group | bathochromic shift | bating |
| battery | battery electrolyte | baume hydrometer scale |
| bead | bead test | beaker |
| beam house | beam of rays | bed (ion exchange resin) |
| bee hive shelf | behaviour | bell cap |
| bellows | bending | benedict’s solution |
| benzoylation | bibasic | bicomponent |
| bicyclic compound | bifunctional catalyst | bifunctional chelating agent |
| bilateral symmetry | bilayer | bimolecular |
| bimolecular reaction | binary (system) | binary alloy system |
| binary compound | binary fission | binary separation |
| binder | binding screw | bioassay |
| biochemical reaction | biochemistry | biologic artifact |
| bioluminescence | biopolymer | biosensor |
| biosynthesis | biradical | bistable system |
| bittern | bituminous coal | bivalent |
| blank titration | blanket gas | blast furnace |
| bleaching agent | bleaching powder | bleed |
| bleeding | blind sample | blocking group |
| blotter press | blow pipe | blowback |
| blower | blue print | blue vitriol |
| boat | body centered cube | boiler |
| boiler scale | boiling point | boiling range |
| boltzmann -planck equation | bomb calorimeter | bombard |
| bond | bond - line formula | bond angle |
| bond distance | bond energy | bond hybridization |
| bond length | bond migration | bond moment |
| bond order | bond strength | bonded-phase chromatography |
| bonding electron | bonding forces | bone ash |
| bone charcoal | born-haber cycle | boron fiber |
| boron polymer | bottle | bottom steam |
| bottoms | bound water | bowl classifier |
| bracket | brandy | brass |
| breakpoint | bridging ligand | brie |
| brimstone | brittle | broad spectrum |
| bromination | bronze | brown acid |
| brown-ring test | brownian movement | brush |
| bubble cap | bubble tray | bubbling tower |
| buffer | buffer action | buffer capacity |
| buffer solution | bulk sampling | bulk solute concentration |
| bulking value | bulky | bumping |
| buoyancy | burette | burner |
| burning velocity | by-product |
| cage effect | calcareous | calcification |
| calcinations | calculation | calculus |
| calibrant | calibration | calibration reference |
| calmp | calomel electrode | calorimeter |
| calorimetry | calx | canal ray |
| canonical form (canonical structure) | capacitance | capacity |
| capacity factor | capillary attraction | capillary column |
| capillary condensation | capillary tube | carbocyclic |
| carbohydrate | carbon black | carbon film |
| carbon molecular sieve | carbon number | carbon replication |
| carbon residue | carbon-14 dating | carbonate cycle |
| carbonation | carbonization | carbyne |
| carnot cycle | carnot theorem | carrier |
| carrier gas | cascade cooler | cascade mixer-settler |
| cascade process | cascade process | cascade tray |
| case | casein | cast iron |
| casting | catabolism | catalysis |
| catalyst | catalyst carrier | catalyst poison |
| catalyst selectivity | catalyst stripping | catalytic activity |
| catalytic converter | catalytic cracking | catalytic cracking unit |
| catalytic effect | catalytic hydrogenation | catalytic polymerization |
| catalytic reforming | catenation | cathode |
| cathode efficiency | cathode ray | cathodic inhibitor |
| cathodic polarization | cation | cation analysis |
| cation exchange resin | cationic detergent | cationic hetero atom |
| cationic polymerization | cationtrophy | caustic alkali |
| caustic soda | causticization | cavitation |
| cavity | cell | cell constant |
| cell reaction | cellulose fiber | celsius scale |
| cementation | centrifugal | centrifugal extractor |
| centrifugal force | centrifugal molecular still | centrifugal sendimentation |
| centrifugal settler | centrifuge refining | centrifuge tube |
| centripetal force | ceramic | cesium phototube |
| chain | chain isomerism | chain reaction |
| chain scission | chalking | chamber |
| channel | channelling | character |
| characteristic property | characteristics | charcoal |
| charge | charge density | charge transfer |
| charge transfer complex | charge-delocalized ion | charge-localizedion |
| charged species | chart | cheesebox still |
| chelate | chelating agent | chelating resin |
| chelation | chelation | chemical |
| chemical affinity | chemical bond | chemical constitution |
| chemical dating | chemical decomposition | chemical deposition |
| chemical dynamics | chemical energetics | chemical energy |
| chemical equilibrium | chemical exchange process | chemical fire extinguisher |
| chemical flux | chemical formula | chemical indicator |
| chemical inhibitor | chemical ion pump | chemical kinetics |
| chemical nature | chemical polarity | chemical potential |
| chemical property | chemical pulping | chemical pump |
| chemical relaxation | chemical shift | chemical similitude |
| chemical symbol | chemical synthesis | chemical system |
| chemical technique | chemical thermodynamics | chemical weathering |
| chemiluminescence | chemionics | chemiosmosis |
| chemisorption | chemistry | chemotherapy |
| chemurgy | chiller | china clay |
| chinese white clay | chiral center | chiral molecules |
| chirality | chloridization | chlorination |
| chlorization | choke inductance | chromato pack |
| chromatographic adsorption | chromatographic bed | chromatography |
| chromatography | chromatopile | chrome dye |
| chrome red | chrome tanning | chromogen |
| chromophore | cinders | circulating pump |
| circulating system | cis-trans isomerism | cistern |
| clarity | classical | classical theory |
| classification | clathrate compound | clay pipe triangle |
| clay refining | clay regeneration | cleavage |
| clinal | clip | clockwise |
| close packing | closed system | cloud chamber |
| cloud point | cloud test | co-planner |
| co-polymer | co-polymerisation | co-precipitation |
| co-valency | coacervate | coacervation |
| coagulation | coal gas | coal gasification |
| coal liquefaction | coal-tar dy | coalesce |
| coalescent | coalescent pack | coalescer |
| coating | codon | coefficient |
| coefficient of expansion | coefficient of performance | coefficient of viscosity |
| coenzyme | coexist | coherent precipitate |
| cohesive forces | coil | coincide |
| coion | coke | coke drum |
| coke oven | coke-oven regenerator | coker |
| coking | coking still | cold cure |
| cold settling | cold test | collection trap |
| colligative | colligative property | collision diameter |
| collision frequency | collision number | collision theory |
| colloid | colloid chemistry | colloidal crystal |
| colloidal dispersion | colloidal electrolyte | colloidal system |
| color comparator | color stability | color standard |
| color test | color throw | colorimeter |
| colorimetry | column | column bleed |
| combination | combination reaction | combination unit |
| combined carbon | combining-volumes principle | combustion |
| commercial scale | common ion effect | commutator |
| compact | comparator | compatibilizer |
| compensated | compensation | complete circuit |
| complete differential | complex | complex chemical reaction |
| complex compound | complex ion | complexation reaction |
| complexin agent | complexometric titration | component |
| component distillation | composite sample | composition |
| composition diagram | compound | compressed air |
| compressibility factor | compression process | concentrate |
| concentration | concentration cell | concentration cells |
| concentration polarization | concentration scale | concentric |
| concentric tube column | concept | concerted reaction |
| condensable vapors | condensate flash | condensation |
| condensation polymer | condensation polymerization | condensation reaction |
| condensation resin | condensed phase | condensed structural formula |
| condensed system | condensed system | condenser |
| conditions | conductance or conductivity | conductance ratio |
| conductimetry | conductometric titration | conductor |
| configuration | configuration interaction | confining liquid |
| confirmation test | conformation | conformation chair |
| conformation,boat | conformer | congener |
| conglomerate | congruent | conical flask |
| conjucated double bond | conjugate | conjugate acid |
| conjugate acid-base pair | conjugate double bond | conjugate solution |
| conjugation | connection | consecutive reaction |
| consequence | conservation of energy | consolute |
| constant pressure | constant volume | constant volume curves |
| constant-current electrolysis | constant-potential electrolysis | constant-volume gas thermometer |
| constituent | constitution | constitutional isomers |
| constitutive property | constrained | constriction |
| contact adsorption | contact angle | contact catalysis |
| contact filtration | contact process | contamination |
| content | continuity of state | continuous distillation |
| continuous phase | contour line | contour-change line |
| contraction | contrary | contributing structure |
| contributing structure | contribution | control |
| control agent | control sample | controlled medium |
| convection | convergence pressure | converse |
| converter | conveyor belt | cool flame |
| cooling curve | cooling pond | coordinate |
| coordinate valence | coordination | coordination bond |
| coordination chemistry | coordination number | coordination polyhedron |
| coordination polymer | copolymer | coral |
| core | cork | correction |
| corresponding state | corrosion | corrosive action |
| corrosive product | cosmetic | cosolvent |
| coulometer | coulometer | coulometric analysis |
| coulometric titration | coulostatic analysis | counter current system |
| counter part | countercurrent cascade | countercurrent distribution |
| countercurrent extraction | countercurrent leaching | couple |
| coupled reaction | coupling | coupling agent |
| coupling constant | covalent bond | crack |
| cracked residue | cracking | cracking still |
| criteria | criterion | critical |
| critical condensation temperature | critical constant | critical current density |
| critical humidity | critical locus | critical micelle concentration |
| critical moisture content | critical point | critical solution temperature |
| critical state | critical temperature | cross section |
| cross-linking | crosscurrent extraction | crucible |
| crude | crude still | crust |
| cryochem process | cryogen | cryogenic |
| cryohydrate | cryohydric point | cryoscopic constant |
| crystal | crystal axis | crystal dislocation |
| crystal dynamics | crystal field theory | crystal index |
| crystal lattice | crystal plane | crystal system |
| crystalline | crystalline polymer | crystallite |
| crystallization | crystallizer | crystallography |
| crystalloid | cubic system | cull |
| culture growth | cumulated double bond | cumulative |
| cumulative double bonds | cumulus | cupellation |
| cure | cure time | curing |
| curing temperature | curing time | current |
| current (high tension or high voltage) | current strength | current system |
| curtain coating | curve | cut |
| cutback asphalt | cyanic acid | cyanidation |
| cycle | cycle plant | cyclic compound |
| cyclic process | cyclisation | cycloaddition |
| cyclodehydration | cylinder |
| daniel cell | data | daughter ion |
| deacidification | deactivation | deagglomeration |
| dealkalization | dealuminization | deamination |
| deashing | deasphalting | deblooming |
| debye relaxation time | decalcification | decantation |
| decarbonize | decay | dechlorination |
| decoking | decolorize | decolorizer |
| decolorizing carbon | decolourisation | decomposition |
| decomposition | decomposition potential | decompression |
| deemulsification | deemulsifier | defecation |
| defect | deferrization | define |
| definite | definition | deflagrating spoon |
| deflagration | deflection | deflocculant |
| defluorination | defoaming | deformation |
| degasification | degeneracy | degeneracy factor |
| degenerate | degradation | degrease |
| degree | degree of dissociation | degree of freedom |
| degree of ioniztion | degritting | dehalogenation |
| dehydration | dehydration tank | dehydrator |
| dehydrocyclization | dehydrogenation | dehydrohalogenation |
| deionised water | deionization | deitrification |
| delignification | deliquescence | delivery tube |
| delocalised bond | demineralisation | demineralization |
| demonstration | denatured spirit | denomination |
| density | density gradient centrifugation | density meter |
| deodorant | deodorizing | deoil |
| deoxidiser | depolariser | deposition |
| deposition potential | depression of freezing point | derichment |
| derivation | derivative | derivative polarography |
| derivative thermometric titration | derive | desalination |
| desalting | descending chromatography | descent |
| deshielding | desiccator | designated volume |
| desilverisation | desorption | destraction |
| destructive distillation | destructive distillation detergent | destructive method |
| desulfurization | determination | detonation |
| developed dye | developer | developer |
| deviation | devitrification | devolatilize |
| dew point | dew-point boundary | dew-point curve |
| dew-point hygrometer | dew-point pressure | dewaxing |
| dextrorotarory | dezincification | diagonal relationship |
| diagram | dialysis | dialyzer |
| diamagnetism | diameter | diaphragm |
| diaphragm cell | diastereo isomer | diatomic molecule |
| diazotisation | dicentric | dichroism |
| dichromatic dye | dielectric constant | dielectric vapor detector |
| dielectrophoresis | diesel cycle | diesel engines |
| differential | differential | differential aeration cell |
| differential chemical reactor | differential coefficient | differential ebuliometer |
| differential equation | differential extraction | differential process |
| differential scanning calorimeter | differential separation | differential volume |
| differentiation | diffraction | diffuse |
| diffusion | diffusion barrier | diffusion current |
| diffusion flame | diffusiophoresis | diffusivity analysis |
| digester | digestion | digestion of the precipitate |
| dilatancy | dilatant | diluent |
| dilute | dilute phase | dilute solution |
| dilution law | dimension | dimer |
| dimerisation | dimorphous | dineric |
| dipolar addition | dipolar gas | dipolar ion |
| dipole | dipole moment | diprotic |
| direct | direct current | direction |
| disc | discharge | discharge liquor |
| discharge of ions | discharge tube | discrepancy |
| discrete | disinfectant | disintegration |
| disintegration | disintegrator | disk colorimeter |
| dismutation | disorder | dispersal pattern |
| disperse dye | disperse system | dispersed elements |
| dispersed phase | dispersible inhibitor | dispersion |
| dispersion force | dispersion media | dispersoid |
| displacement | displacement chromatography | disproportionation |
| dissipation of energy | dissociation | dissociation constant |
| dissociation energy | dissociation field effect | dissociation pressure |
| dissolution | dissolved air flotation | dissymmetric |
| distance | distillate | distillation |
| distillation loss | distillation range | distillation test |
| distilled water | distortion | distribution |
| distribution coefficient | distribution law | donor |
| donor method | double bond | double bond decomposition |
| double decomposition | double distribution | double layer |
| double pole | double-pipe exchanger | double-replacement reaction |
| double-solvent refining | doublet | drain valve |
| driving force | dropping funnel | dropping mercury electrode |
| dropping-mercury electrode | dry bed | dry point |
| dry reaction | dry test | drying agent |
| dual nature of electron | ductile | dumb bell |
| dyeing | dynamic | dynamic equilibrium |
| dyne | dystetic mixture |
| ebulliometer | ebulliometry | ebullioscopic constant |
| eccentricity | eclipsed | eclipsed conformation |
| eddy current | eddy diffusion | effect |
| effective size | effective thickness | effervescence |
| efficiency | effluent | effluorescence |
| effusion | elasticity | elastomer |
| electokinetics | electric | electric current |
| electric discharge | electric field | electric furnace |
| electric potential | electrical cell | electrical charge |
| electrical density | electrical discharge | electrical double layer |
| electrical method | electricity, electrical energy | electrified |
| electro analysis | electro capillarity | electro chemical |
| electro chromatography | electro negativity | electro neutrality |
| electro reagent | electro substitution | electro-osmosis |
| electro-static forces | electroanalytical chemistry | electrocatalysis |
| electrochemical cell | electrochemical equivalent | electrochemical potential |
| electrochemical series | electrochemistry | electrochromatography |
| electrocyclic reaction | electrode | electrode efficiency |
| electrode potential | electrode reactions | electrodecantation |
| electrodialysis | electrogravimetric analysis | electrogravimetry |
| electrohydraulic effect | electrokinetic phenomena | electrokinetic potential |
| electrolysis | electrolytes | electrolytic analysis |
| electrolytic cell | electrolytic cell | electrolytic cleaning |
| electrolytic condenser | electrolytic conductance | electrolytic conductivity |
| electrolytic corrosion | electrolytic deposition | electrolytic force |
| electrolytic migration | electrolytic potential | electrolytic separation |
| electrolytic solution | electromagnetic radiation | electromagnetic spectrum |
| electromagnetic unit | electromeric effect | electromigration |
| electromotive force | electron acceptor | electron affinity |
| electron attracting group | electron charge | electron diffraction |
| electron discharge | electron displacement | electron distribution curve |
| electron donor | electron microscope | electron shell |
| electron spin resonance spectroscopy | electron-capture detector | electronegative potential |
| electronegativity | electronic energy curve | electronic spectrum |
| electronics | electrophilic | electrophilic reagent |
| electrophoresis | electrophoretic effect | electroplating |
| electropositive nature | electropositive potential | electroscope |
| electrostatic | electrostatic bond | electrostatic unit |
| electrosynthesis | electrothermal fumace | electrovalence |
| electrovalent bond | electrovalent structure | element |
| element of work | elementary | elementary reaction |
| elevation of boiling point | elimination reaction | ellipse |
| eluant | eluant gas | eluate |
| eluent | eluotropic series | eluting force |
| elution | elutriation | emanation |
| emerald | emission | empirical formula |
| empirical laws | emulsification | emulsifier |
| emulsifying agent | emulsion | emulsion breaking |
| emulsion cleaner | emulsion polymerization | enamel paper |
| enanatiotopic ligand | enantiomer | enantiomeric excess |
| enantiomorph | enantiomorphism | enantioselective reaction |
| enantiotropic | enatiotropy | enclosed |
| end point | endo | endotherm |
| endothermic compounds | endothermic content | endothermic reaction |
| energy barrier | energy conversion | energy profile |
| enfleurage | enrich | enriching column |
| entering group | enthalpy | enthalpy of reaction |
| enthalpy of transition | entrainer | entropy |
| entropy change of universe | entropy of activation | entropy of mixing |
| entropy of transition | enzyme | enzymic hydrolysis |
| epimer | epimerisation | epoxidation |
| equal proportion | equalizing line | equation |
| equation of state | equatorial bond | equidensity technique |
| equilibration | equilibrium | equilibrium box |
| equilibrium conditions | equilibrium constant | equilibrium curve |
| equilibrium diagram | equilibrium dialysis | equilibrium film |
| equilibrium flash | equilibrium form | equilibrium moisture content |
| equilibrium partial pressure | equilibrium potential | equilibrium ratio |
| equilibrium solubility | equilibrium still | equilibrium temperature |
| equilibrium vaporization ratio | equimolecular | equipartition of energy |
| equipment | equivalence | equivalence conductance |
| equivalence point | equivalence weight | equivalent amount |
| equivalent conductance | equivalent conductivity | equivalent ionic conductance |
| equivalent nuclei | equivalent weight | equiviscous temperature |
| erg (unit) of work | escape velocity | escaping tendency |
| essential oil | established | esterfication |
| estimation | etching | eutecogenic system |
| eutectic | eutectic mixture | eutectic point |
| eutectic system | eutectic temperature | eutectoid |
| evacuate | evaporation | evaporator |
| exact | exact differential | example |
| exchange | exchange adsorption | exchange reaction |
| excitation purity | excited state | excluded volume |
| exclusion limit | exclusion principle | exhaust gas |
| exhaustion point | exhibit | exist |
| exo | exocyclic double bond | exothermic |
| expansion | expansion ratio | experiment |
| explosion | explosive | explosive limits |
| exponent | exponential gradient | exponential, relationship |
| exposure | expression | extender |
| extensive | extensive property | extensive variable |
| extensive-intensive property | external | external circuit |
| external force | external work | extinction coefficient |
| extract | extractant | extracting agent |
| extraction (inorganic) | extraction (organic) | extraction column |
| extractive distillation | extractor | extrapolation |
| extreme | extrusion | exudation |
| eye piece |
| fabrication | face centered cell | face central |
| face-bridging ligand | factor | factorial |
| fall of potential | falling-film still | farenheit scale |
| fast chemical reaction | fatty acid | feasibility |
| feature | feed preparation unit | feed tray |
| feedback | fermentation | ferric alum |
| ferromagnetism | fiber | fibrous nature |
| field | filament | filler |
| film | filter | filtrate |
| filtration | fine stream | finely divided |
| fingerprint region | finite concentration | finite polynomial |
| fire proof | fire-brick | first-order reaction |
| fish tail burner | fissiochemistry | fission |
| fixative | fixed | flake |
| flame | flame ionization | flame retardant |
| flame test | flammability | flammability limits |
| flare gas | flash carbonization | flash chamber |
| flash photolysis | flash point | flash powder |
| flash vaporization | flask | flexible |
| flint | floc point | floc test |
| flocculating agent | flocculent | flotation agent |
| flotation process | flow | flow meter |
| flow reactor | flow sheet | flow-rate |
| fluid | fluid catalyst | fluid catalytic cracking |
| fluid coking | fluid hydroforming | fluid-bed process |
| fluidity | fluidization | fluidized adsorption |
| fluorescence | fluorescent | fluorescent dye |
| fluorescent pigment | fluorination | flux |
| foam | focus | foil |
| forbidden symmetry | force | forceps |
| foreign matter | form | formal |
| formula | formula, weight | formulation |
| forward process | forward reaction | fossil |
| fouling | fountain experiment | four center reaction |
| fractional condensation | fractional distillation | fractional precipitation |
| fractionating column | fractionation | fractionator |
| fragmentation | free | free energy |
| free ion | free molecule | free radical |
| free radical | free rotation | freezing mixture |
| freezing point | freezing-point depression | frequency |
| frequency factor | friction | froth flotation process |
| froth promoter | frother | fuel cell |
| fuel-cell catalyst | fuel-cell electrolyte | fuel-cell fuel |
| fugacity | fugitive dye | fume cupboard |
| fume hood | fumes | fumigant |
| fumigator | function | functional group |
| funnel | furnace | furnace black |
| fused-salt electrolysis | fusion | fusion reaction |
| fusion tube |
| galaxy | galvanic cell | galvanized iron |
| galvanizing | galvanometer | gas |
| gas chromatograph | gas constant | gas dehydrator |
| gas filter | gas generator | gas lift |
| gas scale | gas scrubbing | gas solubility |
| gas-condensate liquid | gas-solid chromatography | gas-treating system |
| gaseous diffusion | gasification | gasifier |
| gasometric method | gauche form | gauze, wire |
| gel | gel electrophoresis | gel filtration |
| gel permeation | gel point | gelatin |
| gelation | gelation time | geminal |
| gene | generalization | generator |
| generic name | genetic | genetic code |
| geochemical anomaly | geochemical balance | geochemical cycle |
| geochemical evolution | geometric isomer | geometric isomerism |
| geometric mean | germicide | getter |
| giant molecule | gibbs function | glacial acetic acid |
| glass | glass electrode | glass rod |
| glass transition temperature | glass wool | glaze stain |
| glazing | globule | glost firing |
| glowing combustion | glycolysis | gradation |
| grade | gradient | gradient elution analysis |
| gram equivalent weight | granulate | granule |
| graph | graphic formula | graphical integral |
| graphite | graphite anode | graphitization |
| grating | gravimetric analysis | gravitational field |
| green vitriol | grinding | ground state |
| group | group displacement law | guest molecule |
| gun cotton |
| half cell | half cirucuit | half life |
| half life period | half wave period zone | half wave potential |
| half wave rectifier | halide | hall effect |
| hall wachs effect | hallow | halogen |
| halogen carrier | halogenated | halogenation |
| hand centrifuge | hand picking | hard glass |
| hard steel | hard water | hard x-ray |
| hardness of water | harmonic motion | head tail polymer |
| hearth | heat | heat capacity |
| heat change | heat conduction | heat content |
| heat curve | heat engines | heat exchange |
| heat exchanger | heat of activation | heat of adsorption |
| heat of association | heat of atomization | heat of combustion |
| heat of constant summation law | heat of decomposition | heat of dilution |
| heat of dissociation | heat of evaporation | heat of formation |
| heat of hydration | heat of ionization | heat of linkage |
| heat of neutralization | heat of reaction | heat of solution |
| heat of transition | heat radiation | heat reservoir |
| heat summation | heating block | heating mantle |
| heavy chemicals | heavy hydrogen | heavy oil |
| heavy water | helical | helix |
| helmholtz free energy | hemolytic fission | heredity |
| hetero | heteroazeotrope | heterocyclic |
| heterocyclic compound | heterogeneous | heterogeneous catalysis |
| heterogeneous equilibrium | heterolytic cleavage | heterolytic fission |
| heterolytic reaction | heteronuclear molecule | heteropolar bond |
| heterotropic ligands | hexagonal crystal | hexagonal, close packing |
| hidden | high frequency | high magnetic field |
| high polymer | high spin | high voltage |
| high-density polyethylene | high-energy bond | high-frequency titration |
| high-vacuum insulation | hindered | hindrance. steric |
| hoarfrost line | holder | hole |
| hollow shaft | homo | homo series |
| homogeneous | homogeneous catalysis | homogeneous chemical |
| homogenous medium | homologous series | homologue |
| homolytic cleavage | homomorph | homomorphic |
| homonuclear molecule | homopolar bond | homopolymer |
| horizontal | hormone | hot junction |
| hot spot | hot water funnel | hue |
| humectant | humic acid | humidity |
| humidity indicator | humus | hybrid orbital |
| hybridization | hybridization of orbital | hydrate |
| hydrate inhibitor | hydrated | hydrated electron |
| hydrates of carbon | hydration | hydration of ions |
| hydration theory of solutions | hydride | hydro gel |
| hydrocarbon resins | hydrocarbon, saturated | hydrocarbon, unsaturated |
| hydrocracking | hydrodealkylation | hydrodesulfurization |
| hydrodynamics | hydroextraction | hydroforming |
| hydrogasification | hydrogen | hydrogen bond |
| hydrogen electrode | hydrogen equivalent | hydrogen iodide synthesis |
| hydrogen ion concentration | hydrogen ion exponent | hydrogenated oil |
| hydrogenation | hydrogenolysis | hydrogenous |
| hydrogeochemistry | hydrolysed | hydrolysis |
| hydrolytic constant | hydrolytic process | hydrophilic |
| hydrophobic | hydrostatic | hydrostatic pressure |
| hydrostatics | hydrothermal crystal growth | hygrometer |
| hygroscopic | hygroscopic depression | hyper baric |
| hyper chromic effect | hyper conjugation | hyperbola |
| hyperchromicity | hyperfine | hypervalent atom |
| hypo | hypochromic effect | hypochromic shift |
| hypochromicity | hypothesis | hypothetical state |
| hypsometer |
| ice crystal | ice line | ice needle |
| ice point | ice splinters | ideal |
| ideal gas | ideal gas equation | ideal mixture |
| ideal solutions | ideal state | idealised state |
| identical | identical axis | identifiable |
| identifying | identity | igneous intrusion |
| igneous rock | ignite | ignition |
| ignition quality | ignition temperature | ignition tube |
| illuminating power | illumination | illumination control |
| image | image object relation | image orthicon |
| image tube | imaginary part | imaginary quantity |
| immeasurable | immiscible | immobilized catayst |
| immunity | immunoge | impact |
| impedance | imperfection | imperial red |
| impervious | implication | implosion |
| impulse | impurity | impurity semiconductor |
| inactivate | inactive | incandescence |
| incandescent | incandescent lamp | incident error |
| incident ray | incineration | inclusion complex |
| incomplete combustion | incongruent | incongruently scattered x-ray |
| incrustation | incubated | independent |
| independent variable | indeterminacy | indeterminant form |
| index | indicator | indicator diagram |
| indicator error | indicator exponent | indigo |
| indigo blue | indigo carmine | indigo red |
| indirect current | induced | induced dipole |
| induced moment | induced radioactivity | inductance |
| induction coil | induction effect | induction furnace |
| inductive effect | industrial chemistry | inelastic |
| inelastic collision | inequality of claussias | inert |
| inert electron pair | inert gas | inert nature |
| inert pair | inert pair effect | inertia |
| inertialess relays | infection | inference |
| infinite | infinite chains | infinite dilution |
| infinite distance | infinite layer | infinite phase velocity |
| infinitely dilute solution | infinitesimal | infinitesimal amount |
| infinitesimal change | infinitesimal reversible change | infinity |
| inflammability | inflammable | inflector |
| infrared | infrared light | infrared spectrum |
| infusion | ingenious | ingenious method |
| ingot | ingrain dye | inhibition |
| inhibitor, reaction | initial state | initial temperature |
| injection | injection efficiency | injector |
| injector port | inlet | inner photoelectric effect |
| inner transition | inner transition element | inorganic |
| inorganic acid | inorganic chemistry | inorganic phosphates |
| inorganic pigment | inorganic polymer | input |
| input beam | input power | input resistance |
| input singnal | insecticide | inside method |
| insoluble | insoluble anode | inspissation |
| instability constant | instrument | insulated |
| insulated coil | insulated wire | insulator |
| integer rules | integral | integral heat |
| integral multiple | integral range curve | integrals |
| integrate | integrated circuit | integration |
| integration constant | intemotion | intense reflected beam |
| intensity | intensity of light | intensive |
| intensive constant | intensive properties | intensive variable |
| inter conversion | inter halogen compounds | interaction |
| interaction energy | intercalibration | intercept |
| interdiffusion | interdisciplinary | interface |
| interface mixing | interfacial angle | interfacial tension |
| interference | interference effect | interference fringes |
| interfering radical | interhalogen | interionic |
| interionic attraction | interionic distance | interionic force |
| intermediate | intermediate compound | intermetallic |
| intermetallic compounds | intermittent | intermolecular |
| intermolecular attraction | intermolecular forces | intermolecular hydrogen bond |
| intermolecular overcrowding | internal | internal combustion engine |
| internal complex | internal conversion | internal diffusion |
| internal energy | internal gas counting | internal hydrogen bonding |
| internal indicator | internal latent heat | internal occlusion |
| internal pressure | internal pressure hypothesis | internal rearrangement |
| internal rotation | internal rotation | internal structure |
| internal work | internally compensated compound | internuclear distance |
| interphase | interplanar spacing | interpolymer |
| interstitial | interstitial compound | interstitial hydride |
| interstitial impurities | intestinal juice | intrastratal solution |
| intrinsic | intrinsic energy | intrinsic semi conductor |
| intrinsic viscosity | introduction | intrusive igneous |
| inverse lateral | inverse photoelectric effect | inverse proportion |
| inversely proportional | inversion | inversion layer |
| inversion of cane sugar | inversion of configuration | inversion temperature |
| invert sugar | inverted | inverted micelle |
| investigations | invisible | invisible region |
| invitro | iodimetry | iodine number |
| iodometry | iodophor | ion |
| ion activity | ion association concept | ion atmosphere |
| ion deformation | ion detector | ion electron equations |
| ion electron method | ion exchange | ion exchange chromatography |
| ion exchange resins | ion exchanger | ion exclusion |
| ion fractionation | ion intensity | ion mean life |
| ion pairs | ion polarization | ion retardation |
| ion salvation | ion sources | ion-exchange |
| ionic bond | ionic charge | ionic conductance |
| ionic crystals | ionic dissociation | ionic elimination |
| ionic equilibrium | ionic gel | ionic membrane |
| ionic mobility | ionic polymerization | ionic product |
| ionic product of water | ionic radius | ionic size |
| ionic strength | ionic theory | ionicity |
| ionics | ionisation | ionisation chamber |
| ionisation constant | ionisation constant of water | ionisation potential |
| ionization degree | ionization isomer | ionized atom |
| ionogenic group | ionography | ionomer resin |
| ionophoresis | iridescence | iron |
| iron core | iron counter | iron oxide process |
| iron, cast | iron, pig | iron, wrought |
| irradiation | irregular polymer | irreversible |
| irreversible adiabatic change | irreversible cells | irreversible process |
| isobar | isocarb | isochore |
| isochromatic | isoconcentration | isoconcentration map |
| isocracking | isodisperse | isoelectric point |
| isoelectric precipitation | isoelectronic | isoelectronic principle |
| isoenthalphy | isoentropics | isoentropy process |
| isohydric | isohydric solution | isokinetic relationship |
| isokinetic temperature | isolated | isolated dienes |
| isolated system | isolation | isomer |
| isomerisation | isomerism | isomerism, optical |
| isometric shift | isomorphism | isomorphous coprecipitation |
| isopiestic | isosteric | isosterism |
| isosynthesis | isotactic | isotherm |
| isothermal | isothermal change | isothermal compression |
| isothermal expansion | isothermal expansion of a gas | isothermal lines |
| isothermal process | isotonic solution | isotope |
| isotope effect | isotope-dilution analysis | isotope-exchange reaction |
| isotopic carrier | isotopic exchange | isotopic tracer |
| isotropic | isotropic substances | isotropy of space |
| jacket | jelly | jet tube |
| jockey | jollys photometer | joule (unit) |
| joule - thomson effect | joule effect | joule-kelvin effect |
| junction | junction diode | junction potential |
| jupiter |
| kaolin | kelvin scale | kelvin-planck statement |
| kerr cell | keto - enol tautomerism | key |
| kiln | kilogram - equivalent weight | kind |
| kinetic | kinetic energy | kinetic equation |
| kinetic theory | kinetic theory of gases | kirchoffs law |
| knob | knocking | knockout vessel |
| kolthoffs universal indicator | korners absolute method | kossels theory |
| kundts tube |
| labile | laboratory | lachrymatory |
| lacquer | laevorotatory | lag |
| land slide | lapis lazuli | laser |
| laser action | latent | latent heat |
| latent heat of fusion | latent heat of vapourisation | latent image |
| lateral | lateral displacement | lateral magnification |
| laterite | latitude effect | lattice |
| lattice constant | lattice distance | lattice energy |
| lattice imperfections | lattice strains | lattice structure |
| laughing gas | lava | law |
| law of combining volume | law of combining volume | law of conservation of energy |
| law of conservation of matter | law of constancy of interfacial angles | law of constancy of symmetry |
| law of constant heat summation | law of constant proportions | law of cooling |
| law of corresponding state | law of definite proportion | law of energy distribution |
| law of equivalent weights | law of isomorphism | law of lavoisier and laplace |
| law of mass action | law of multiple proportions | law of multiproportion |
| law of octaves | law of probability | law of reciprocal proportions |
| law of transformation of quantity | laws of chemical combination | layer |
| leachate | leaching | lead |
| lead chamber process | lead glass | lead pigments |
| lead storage battery | lead sulphide cell | lead susceptibility |
| leak proof | leakage | leakage current |
| least action | least count | least square method |
| least time | leaving group | leibigs condenser |
| lemon grass oil | lens | lens system |
| lethal dose | lethal or staling principles | leuco compounds |
| level | level of acidity | leveling screw |
| lever | liberate | life time |
| ligand | ligand field theory | ligand membrane |
| light | light amplification | light circle |
| light curtain | light doping | light filter |
| light oil | light petroleum | light quanta |
| light sources | light, diffused | light-scattering photometry |
| lignite | lilac | lime |
| lime glass | lime kiln | lime milk |
| lime stone | lime water | lime, quick |
| lime, slaked | limit | limit of detection |
| limitation | limited proportionality | limiting current |
| limiting density | limiting ellipse | limiting law |
| limiting mean | limiting reagent | limiting value |
| line | line integral | line of force |
| line spectra | line symmetry | line-formula method |
| linear | linear accelerator | linear combinations |
| linear expansion | linear expansion | linear magnification |
| linear molecules | linear portion | linear relationship |
| linear structure | lines of force | lipophilic |
| lipophobic | liquation | liquefication |
| liquefier | liquid | liquid - vapor equilibrium |
| liquid air | liquid chromatography | liquid crystal |
| liquid filter | liquid helium | liquid hydrocarbon |
| liquid hydrogen | liquid junction emf | liquid lens |
| liquid pair | liquid phase | liquid scintillation counter |
| liquid seal | liquid system | liquid-liquid distribution |
| liquid-liquid extraction | liquid-phase hydrogenation | liquid-solid chemical reaction |
| liquidus (curve) | liquor | liquor. mother |
| lithium cell | lithogeochemical survey | lixiviate |
| load impedance | load line | loaming |
| lobe | local | local levels |
| localisation | localised bond | logarithm |
| logarithmic form | logarithmic relationship | london forces |
| lone pair | lone pair of electrons | long form periodic table |
| long periods | long table | long wavelength absorption |
| long-tube vertical evaporator | longitudinal baffle | longitudinal component |
| longitudinal flow reactor | longitudinal magnification | longitudinal section |
| loop | loop seal | loosely held |
| loss | low pressure | low resolution |
| low spin | low temperature measurement | low-temperature carbonization |
| low-temperature separation | lower fixed point | lowering |
| lowering of vapuor pressure | lubricant | lubricating oil |
| luminescence | luminol | luminous |
| luminous flame | luminous flux | luminous intensity |
| luminous paints | lunar eclipse | lunar year |
| lyophilic | lyophilic colloid | lyophobic |
| macro | macro chemistry | macro cycle |
| macro cyclic lactones | macroanalysis | macromolecular |
| macromolecule | macropore | macroporous resin |
| macroscopic | magic numbers | magma |
| magmatic segregation | magnetic | magnetic analysis |
| magnetic axis | magnetic circuit | magnetic dipole |
| magnetic effect | magnetic field | magnetic filter |
| magnetic flux | magnetic focusing | magnetic induction |
| magnetic lens | magnetic moment | magnetic optical laser |
| magnetic ordering | magnetic permeability | magnetic potential |
| magnetic quantum number | magnetic reluctance | magnetic resonance accelerator |
| magnetic rotation | magnetic saturation | magnetic separation |
| magnetic spectrograph | magnetic spin | magnetic susceptibility |
| magnetism | magnetization | magnetochemistry |
| magnetofluid | magnification | magnitude |
| main chain | main scale | main sub-group |
| maintain | major | major axis |
| major semi axis | majority carriers | makeup water |
| malleable | mammal | manometer |
| mantle | manure | marble |
| marginal ray | marl | marsh gas |
| masking | masking agent | masking reagent |
| mass | mass action | mass action law |
| mass burning rate | mass defect | mass number |
| mass scattering coefficient | mass spectrograph | mass spectrometer |
| mass susceptibility | mass unit | mass-energy equivalence |
| mass-energy relation | mass-to-charge ratio | masticate |
| material | material balance | material particle |
| materialistic dialectics | mathematical expression | matrix |
| matrix element | matter | matter waves |
| maximum | maximum absorption | maximum and minimum temperature |
| maximum and minimum thermometer | maximum energy | maximum network |
| maximum pressure | maximum probability | maximum work |
| maximum yield | mean atomic weight | mean coefficient of expansion |
| mean free path | mean life | mean square velocity |
| mean temperature difference | measuring cylinder | measuring flask |
| measuring vessels | meat digest | mechanical equilibrium |
| mechanical equivalent of heat | mechanical occlusion | mechanical shaker |
| mechanism | mechanochemical effect | mechanochemistry |
| mechanophotochemistry | media migration | medicinal chemistry |
| medium | medium plane | medium wavelength region |
| melt | melting point | melting temperature |
| membrane | membrane distillation | membrane mimetic chemistry |
| membrane separation | meniscus | menthol |
| mercerisation | mercurial pendulum | mercurous ions |
| mercury | mercury arc | mercury vapour lamp |
| mercury-cathode cell | meridian plane | mesh |
| mesh electrode | mesmeric effect | mesmeric state |
| meso-ionic compound | mesomorphism | meson |
| messenger (R.N.A.) | metabolism | metal |
| metal clad circuit breaker | metal filings | metal foil |
| metal foils | metal ion indicator | metal lattice |
| metal polish | metal resonant cavity | metal sheet |
| metal turning | metal turnings | metallation |
| metallic bond | metallic crystals | metallic element |
| metallic hydrogen | metallic radical | metalloceramic |
| metallocycle | metallofiring | metalloid |
| metallurgy | metamer | metamorphic deposit |
| metamorphic rock | metamorphism | metastable |
| metastable phase | meteoric iron | meteorite |
| meteorology | meter | metering pump |
| methane analysis | method | method of cooling |
| method of mixtures | method of substitution | methylation |
| mica | micellar catalysis | micro |
| micro analysis | micro biology | micro capillaries |
| micro chemistry | micro colorimetry | micro component |
| micro crystalline | micro crystalloscopic | micro method |
| micro organism | micro spectroscopy | micro spectrum |
| micro waves | microbial antagonism | microburner |
| microcapsule | microelectrolysis | microelectrophoresis |
| microencapsulation | microfiltration | microheterogeneity |
| microincineration | micrometer | micropore |
| microporous barrier | microradiography | microscope |
| microscope slide | microscopic syringe | microthrowing power |
| microwave | middle oil | migration |
| migration current | migration of ions | migration terminus |
| migratory origin | mild | mild alkali |
| mild oxidizing agent | mild steel | milk of lime |
| milk of sulphur | milky way | miller index |
| milliequivalent | mine | mineral |
| mineral acid | mineral deposits | mineral nutrition |
| mineral oil | mineral spring | mineralize |
| mineralogy | minimum | minimum energy |
| minimum reflux ratio | minimum wetting rate | minor axis |
| minus infinity | minute | mirror |
| mirror image | mirror image isomerism | mirror nuclide |
| mirror plane | mirror silver | mirror test |
| miscibility | miscibility temperature | misfire |
| mixed anhydride | mixed crystal | mixed indicator |
| mixture | mobile | mobile electron |
| mobile phase | mobility | mobility coefficient |
| mobility of ion | mode of action | model |
| moderator | modification | modified lewis acid |
| modulation | modulus of elasticity | moiety |
| moisture | molal activity coefficient | molal boiling point elevation constant |
| molal freezing point depression constant | molality | molar enthalpy |
| molar heat capacity | molar heat of vapourisation | molar latent heat of evaporation |
| molar polarization | molar refraction | molarity |
| molasses | moldy curd | mole |
| mole fraction | mole fraction activity coefficient | molecular |
| molecular addition | molecular adhesion | molecular amplitude |
| molecular association | molecular asymmetry | molecular attraction |
| molecular band width | molecular cluster | molecular complex |
| molecular compound | molecular concentration | molecular conductivity |
| molecular depression | molecular diamagnetism | molecular diameter |
| molecular diffraction | molecular diffusion | molecular dipole |
| molecular distilation | molecular dynamics | molecular energy level |
| molecular entity | molecular formula | molecular gas |
| molecular graphics | molecular heat | molecular ion |
| molecular magnet | molecular mechanics | molecular model |
| molecular modeling | molecular orbit | molecular orbital theory |
| molecular paramagnetism | molecular polarizability | molecular rearrangement |
| molecular receptor | molecular refractivity | molecular relaxation |
| molecular scattering | molecular self-assembly | molecular sieve |
| molecular specific heat | molecular still | molecular structure |
| molecular symmetry | molecular theory | molecular velocity |
| molecular vibration | molecular volume | molecular weight |
| molecularity | molecule | moment |
| momentum | momentum compaction | monatomic |
| monitor | mono atomic gas | mono atomic layer |
| mono basic | mono energetic | mono saccharide |
| mono substituted | mono trophy | mono tropic |
| monocarboxylic acid | monochromatic | monochromatic light |
| monochromatic source | monoclinic | monoclinic system |
| monodispersity | monofunctional compound | monolayer capacity |
| monomer | monomolecular film | moon stone |
| mordant | mortal and pestle | mortar |
| mother liquor | motion | motive power |
| motor fuel | mould | mountain blue |
| moving bed | moving boundary method | mud sump |
| muffle furnace | multi planar | multi planar stainless strings |
| multi vibration | multicomponent distillation | multidentate ligand |
| multiphase flow | multiple | multiple bond |
| multiple reflection | multiple-effect evaporation | multiple-effect evaporator |
| multiplication | multiplication factor | multiplicity |
| multiplicity of signals | multiplier | multiplier photo tube |
| mustard gas | mutant | mutant cultures |
| mutarotation | mutation | mutual exclusion rule |
| mutuality of phases |
| n-type semi conductor | narcotic | nascent |
| nascent hydrogen | nascent oxygen | native metal |
| native ore | native uranium | natural |
| natural convection of heat | natural frequency | natural gas |
| natural products | natural radioactivity | natural width |
| near infrared | neck tie diagram | negative |
| negative catalysis | negative charge | negative crystal |
| negative deviation | negative electrode | negative energy level |
| negative energy state | negative glow | negative gradient |
| negative half cycle | negative ion | negative logarithm |
| negative phase | negative potential | negative quantity |
| negative terminal | negative value | negatively charged |
| negatively charged ion | negligible | neighbouring group participation |
| nematic phase | neomineralization | nephelometer |
| nernst emf equation | nerve impulse | nesslers reagent |
| net | net change | net charge |
| net entropy change | net heat | net mass |
| net work | neurochemistry | neutral |
| neutral equilibrium | neutral flame | neutral gas molecules |
| neutral granulation | neutral junction | neutral molecule |
| neutral oxide | neutral point | neutral solution |
| neutral temperature | neutralisation | neutralise |
| neutralization equivalent | neutralization number | neutron |
| neutron diffraction | nicol prism | night blindness |
| nipcow disc | niter | nitration |
| nitrile resin | nitro dye | nitrogen balance |
| nitrogen fixation | nitrometer | noble gas |
| noble metal | noble potential | nodal plane |
| nodal points | node | noise |
| noise figure | nomenclature | non bonded |
| non destructive | non electrolyte | non equilibrium |
| non ideal | non ionisable | non mechanical |
| non metal | non polar | non polarisble |
| non relativistic | non synchronous | non-aqueous |
| non-asymmetric | non-bonded | non-conductor |
| non-ionisable | non-luminous flame | non-mutated |
| non-polar solvent | non-resolvable | non-stoichiometric |
| non-stratified deposit | non-super imposable | non-volatile |
| nonaqueous | nonbonded distance | noncrossing rule |
| nonideal solution | nonlinear | nonlinear molecule |
| nonpolar bond | nonpolar covalent bond | nonpolar molecule |
| nonprotic solvent | normal | normal dispersion |
| normal hydrogen electrolyte | normal photoelectric effect | normal pressure |
| normal salt | normal solution | normal state |
| normal temperature and pressure | normality | normality |
| normality of solutions | normalized | notation |
| nozzle | nuclear charge | nuclear emulsion |
| nuclear energy | nuclear energy level | nuclear field |
| nuclear forces | nuclear instability | nuclear magnetic resonance |
| nuclear modal | nuclear photo electric effect | nuclear physics |
| nuclear pile | nuclear reactor | nuclear spin |
| nuclear substitution | nucleation | nucleon |
| nucleophile | nucleophilic | nucleophilic reagent |
| nucleophilic substitution | nuclepphilic group | nucleus |
| null deflection | number, avagadro | numerator |
| numerical | numerical value | nut |
| object space | objective | oblique incidence |
| oblique incidence pencil | observation | occluded |
| occlusion | occurrence | ochre |
| octahedral | octahedral crystals | octahedral molecule |
| octet | octet rule | octet theory (electron) |
| odd electron molecules | odorize | odour |
| off-state | ohm (unit) | oil bath |
| oil blue | oil of cubeb | oil of fennel |
| oil of neroli | oil of vitriol | oil-gas process |
| oil-gas separator | oligosaccharide | on-stream |
| on-stream time | one-dimensional lattice | opal |
| opalescent | opaque | open cast mine |
| open chain | open circuit | open end |
| open hearth process | open sextet | open system |
| operating point | operator | opium |
| opposite | opposite steric direction | optic axis |
| optic bench | optic centre | optic lever |
| optic path | optical | optical activity |
| optical antipode | optical density | optical exaltation |
| optical filter | optical inversion | optical isomer |
| optical isomerism | optical properties | optical property |
| optical radiation | optical rotation | optical rotatory dispersion |
| optical spectra | optical stability | optical system |
| optically active | optically inactive | optimum |
| optimum cure | optimum pressure | optimum temperature |
| optimum time | orange toner | orbit |
| orbital | orbital frequency | orbital overlap |
| orbital quantum number | orbital revolution frequency | orbital stability |
| orbital symmetry | orbital velocity | order |
| order of diffraction | order of reaction | order of reflection |
| ordinal number | ordinary alum | ordinate |
| ore | organic | organic acid |
| organic base | organic chemistry | organic crystal |
| organic geochemistry | organic lattice | organic liquids |
| organic pigment | organic resins | organic salt |
| organic solvent | organism | organmetallic compound |
| organometallic | organoselenium compound | organosllicon compound |
| organosulfur compound | orientation | orientation effect |
| orientation force | orientation in space | orientation polarization |
| orifice | origin | original substances |
| orpiment | ortho effect | orthorhombic |
| oscillating dipole moment | oscillating electric field | oscillation |
| oscillator | oscillator reaction | oscillograph |
| oscillometric titration | oscillometry | osmosis |
| osmotic gradient | osmotic pressure | otto cycle |
| otto engines | out let | out put |
| outer | outer electronic configuration | outer orbital complex |
| outer tube | outermost orbit | outflow |
| oven, air | over flowing | over voltage |
| over-run method | overall plate efficiency | overall stability constant |
| overcuring | overlap | overtones |
| oxidant | oxidation | oxidation number |
| oxidation potential | oxidation-reduction potential | oxide |
| oxide film | oxidimetry | oxidising agent |
| oxidising flame | oxidizing atmosphere | oxygen absorbent |
| oxygen demand | oxygen isotope fractionation | oxygenate |
| oxygenated water | oxyhydorgen flame | ozonised oxygen |
| ozoniser | ozonization | ozonolysis |
| packed bed | packed tower | packed tube |
| packing factor | packing fraction | paddle |
| paddle wheels | pafiet | pahse analysis |
| paints | paleozoic era | palm oil |
| pan | paper chromatography | paper electrophoresis |
| paper pulp | parabola | parabolic curve |
| parabolic mirror | paraffin wax | paraffinicity |
| parallax | parallax error | parallel |
| parallel connection | parallel plate condenser | parallelopiped |
| paralysis | paramagnetic | paramagnetic substance |
| paramagnetism | parameters | paraxial rays |
| parent compound | parent hydrocarbon | parent ion |
| parent name | parent nuclide | parity |
| partial | partial condensation | partial derivative |
| partial differential equation | partial molal quantity | partial molar |
| partial molar entropy | partial molar heat content | partial molar volume |
| partial pressure | partial rearrangement | partial reflection |
| partially ionic bond | partially miscible | particle |
| particle accelerator | particle counting | particle electrophoresis |
| particle size | particle-scattering factor | particle-thickness technique |
| partition | partition chromatography | partition coefficient |
| partition function | passivation potential | passive |
| passivity | passivizing agents | path |
| path difference | path length | pattern |
| pauli exclusion principle | peacock blue | peak value |
| peat | peat formation | pebble heater |
| pedogeochemical survey | pellet cooler | pelletizer |
| pellicular resin | pencil of light | penetrate |
| penetrating power | pentabasic | pentane lamp |
| pentavalent | penultimate | penultimate shell |
| penumbra | peptisation | peptisation effect |
| peptising agent | percent | percentage composition |
| percentage content | percolagtion | percolation filtration |
| percussion figure | perfect | perfect black body |
| perfect differential | perfect gas | perfect solution |
| perforated | perforated disc | perforated plate |
| perforated-pipe distributor | perforated-plate distributor | perforated-plate extractor |
| performance | pericondensed polycyclic | pericyclic |
| pericyclic reaction | period of alchemy | periodic |
| periodic classification | periodic function | periodic law |
| periodic system | periodic table | periodicity |
| permaganometry | permanent | permanent gas |
| permanent hard water | permanent hardness | permanent-press resin |
| permeability | permeability test | permeable |
| permeable membrane | permeametry | permeate |
| permeation | permeator | permitivity |
| permselective membrane | perpendicular | perpetual motion |
| persian red | persistence of vision | pertinent |
| pestle | pestro | petrified |
| petrochemicals | petrochemistry | petroleum |
| petroleum jelly | petroleum processing | petroleum resin |
| petrology | pH measurement | pH standard |
| pharmaceutical chemistry | pharmaceuticals | pharmacology |
| phase | phase change | phase changes |
| phase contract microscope | phase diagram | phase difference |
| phase equilibria | phase lag | phase ratio |
| phase solubility | phase titration | phase transfer catalysis |
| phase velocity | phase-solubility analysis | phenol extraction |
| phenol-coefficient method | phenomenon | philips gauge |
| philosphers stone | phosphate anion | phosphate buffer |
| phosphate desulfurization | phosphor | phosphor bronze |
| phosphorescence | phosphoric acid polymerization | phosphoric nodules |
| phosphorimetry | phosphorization | phosphorylation |
| photo | photo chemical effect | photo chemistry |
| photo conductivity | photo current | photo electric cell |
| photo electric current | photo electric effect | photo electric yield |
| photo electricity | photo emitive effect | photo halogenation |
| photo multiplier | photo sensitised | photo sensitive surface |
| photo tube | photo voltaic cell | photoaddition |
| photocell | photochemical | photochemical oxidant |
| photochemical reaction | photochromic compound | photochromic reaction |
| photochromism | photodegradation | photodetachment |
| photodimerization | photodissociation | photoelectric colorimetry |
| photoelectrolysis | photoelectron | photographic emulsion |
| photographic film | photographic plate | photography |
| photohomolysis | photoionization | photoisomer |
| photolysis | photomechanochemistry | photometer |
| photometric titration | photometry | photons |
| photopolymer | photoreduction | photosensitisation |
| photosensitivity | photosynthesis | phycists |
| physical | physical adsorption | physical change |
| physical chemistry | physical constant | physical optics |
| physical organic chemistry | physical property | physical scale |
| physical society | physical state | physical states |
| physico chemical | physiological action | physiological error |
| physiology | physisorption | pi bonding |
| pi electron | pick up | pickling |
| pickling acid | piezo electric | piezo electric effect |
| piezo-electricity | piezochemistry | piezopolymer |
| pigment | pin-cushion distortion | pinch off |
| pink | pipe tongs | pipe-to-soil potential |
| pipet | pipette | pirani gauge |
| piston | pitch | pivot |
| placer deposit | plane | plane fracture |
| plane lattice | plane mirror | plane of incidence |
| plane of plane polarised light | plane of symmetry | plane of vibration |
| plane projection | planes of zones | planimeter |
| plantinised asbestos | plaster of paris | plastic |
| plasticiser | plasticity | plate theory |
| plate tower | platinated electrode | plating |
| platinum black | platinum electrode | platinum resistance thermometer |
| play of colours | pleochrotism | plug |
| plumbum | plunger | pneumonia |
| point contact | point groups | point image |
| point object | point of inflexion | pointer |
| poison | poison catalyst | poisoned palladium |
| polar | polar compound | polar coordinates |
| polar covalent bond | polar groups | polar molecule |
| polarimeter | polarimetric analysis | polarisability |
| polarisable | polarisation | polarised |
| polarised light | polariser | polarising effect |
| polarity | polarity of bonds | polarized scattering |
| polarogram | polarographic analysis | polarographic cell |
| polarographic maximum | polarographic method | pole |
| pole of the mirror | poling | polishing |
| polorograph | polyatomic ion | polyatomic molecule |
| polybabic acid | polybasic | polycrystalline |
| polycyclic | polydent | polydisperse colloidal system |
| polydispersity | polyester resin | polyhedron |
| polyhydroxy | polyligated atom | polymer |
| polymerisation | polymerised solid compounds | polymorphism |
| polynuclear hydrocarbon | polyunsaturated acid | polyvalent |
| pool | poor acceptor | population inversion |
| porcelain | porcelain tile | porcelain tubes |
| porous | porous asbestos diaphragm | porous diaphragm |
| porous plug | porous pot | porous solid |
| position | position isomerism | positional isomer |
| positive | positive charge | positive column |
| positive cotton effect | positive deviation | positive electrode |
| positive ion | positive phase | positive primary photoelectric current |
| positive quantity | positive rays | positive value |
| positively charged ion | possibility | possible maximum |
| possible solution | possible structure | postprecipitation |
| postulate | pot | potash alum |
| potential | potential barrier | potential difference |
| potential discharge | potential drop | potential electrolyte |
| potential energy | potential gradient | potential hill |
| potential well | potentiometer | potentiometer cell |
| potentiometer method | potentiometric titration | powder metallurgy |
| powder method | powder, bleaching | power |
| power amplifier | power cycle | power gain |
| power of the lens | power series | practical unit |
| pre equilibrium | pre-dissociation | precaution |
| precipitant | precipitate (n) | precipitate (verb) |
| precipitating reagent | precipitation | precipitation indicator |
| precipitation number | precipitation titration | precision |
| precursor | prediction | predissociation |
| preliminary | preparation | prepolymer |
| preservation | preservative | pressure |
| pressure coefficient | pressure correction | pressure head |
| pressure process | pressure range | pressure regulator |
| pressure tank | pressure treater | pressure volume type |
| pressure, atmospheric | pressure-base factor | primary |
| primary adsorption | primary alcohol | primary average |
| primary bonds | primary carbon atom | primary cell |
| primary circuit | primary coil | primary colors |
| primary concentration | primary current | primary hydrogen atom |
| primary oxide | primary particle | primary points |
| primary rainbow | primary standard | primary unit |
| primary x-rays | primitive translations | principal axis of dilatation |
| principal focus | principal maximum | principal plane |
| principal points | principal quantum number | principal section |
| principle | priority sequence | |
| prism | prism table | prismatic |
| probability | probability function | probability of finding |
| probe electrode | problem | procedure |
| process | process analyzer | process furnace |
| process heater | process monitoring | process variable |
| prochiral | producer | producer gas |
| product | product water | products, bye |
| profile | progressively | projectile |
| projection formula | projection microscope | projector lens |
| promoter | pronounced | proof |
| propagation | propagation rate | propagation step |
| propane deasphalting | propane decarbonizing | propane dewaxing |
| propane fractionation | properties | proportion |
| proportional counter | proportionality | proportionality constant |
| protection | protection of colloids | protective coating |
| protective colloid | protein | protic |
| protium | protogenic | protolysis |
| proton | proton stability constant | protonate |
| protonation | protophilic | prototropy |
| protropic | proximate analysis | prussian blue |
| pseudo | pseudo symmetry | pseudo unimolecular reaction- |
| pseudocritical properties | pseudohalogen | pseudoreduced properties |
| puckered | pulley | pulse |
| pulse generator | pulse height distribution | pulse radiolysis |
| pulsed operation | pulverized | pumice |
| pump | pumparound | pumping |
| punch | pungent | pungent smell |
| pure substance | purification | purified |
| purple | push-pull amplifier | pyramidal molecule |
| pyrazolone dye | pyrex | pyro |
| pyro-electric | pyrochemical | pyrogenic distillation |
| pyroligneous | pyroligneous acid | pyrolysate |
| pyrolysis | pyrotechny |
| quadratic equation | quadridentate ligand | quadruple point |
| quadrupole | quadrupole lenses | quadrupole moment |
| quadrupole spectrometer | qualitative analysis | quality |
| quanta | quanta of energy | quantisation principle |
| quantised | quantised shape | quantitative analysis |
| quantitative aspect | quantitative relation | quantity |
| quantum chemistry | quantum condition | quantum energy |
| quantum equivalence | quantum mechanics | quantum number |
| quantum optics | quantum physics | quantum theory |
| quantum yield | quarry | quarter |
| quarterpolymer | quartz | quartz fiber |
| quasi | quaternary | quench |
| quenching | quick lime | quinhydrone electrode |
| quinoid structure | quntum efficiency |
| race track synchrotron | racemic mixture | racemic modification |
| radial component of the momentum | radial direction | radial distribution |
| radial equation | radial force | radial oscillation |
| radial parts | radial portion | radial quantum number |
| radial, motion | radial, probability distribution | radiation |
| radiation catalysis | radiation correction | radiation energy |
| radiation pressure | radiator | radical |
| radical scavenger | radio carbon dating | radioactive decay |
| radioactive disintegration | radioactive displacement law | radioactive emanation |
| radioactive equilibrium | radioactive half life | radioactive isotopes |
| radioactivity | radioassay | radiochemical laboratory |
| radiochemistry | radiochromatography | radiocolloid |
| radiogeology | radioglaciology | radioisotope assay |
| radiolysis | radiometric analysis | radiometric titration |
| radiowave | radius | radius of curvature |
| radius of the orbit | radius ratio | radius vector |
| raffinate | rainbow | rakes |
| raman spectrum | random | random coil |
| random copolymer | random error | randomness |
| range | range of composition | range of molecular attraction |
| range of phase | range of temperature | rankine cycle |
| rare earth elements | rare earth gas | rare earth metal |
| rare elements | rare gas | rare-earth salts |
| rarefaction | rarer medium | rate |
| rate constant | rate factor | rate of change |
| rate of change of angular position | rate of diffusion | rate of disintegration |
| rate of reaction | rate-determining step | ratio of specific heats |
| rational synthesis | raw | raw material |
| raw track | ray | reactance |
| reactance capacitor | reactant | reaction |
| reaction line | reaction mechanism | reaction mixture |
| reaction sequence | reaction zone | reactive |
| reactive bond | reactive intermediate | reactivity |
| reactor | reagent | reagent bottle |
| reagent chemicals | real | real gases |
| real image | real solution | rearrangement |
| reboiler | receiver | recemisation |
| reception | receptor | reciprocal |
| recoil | recombination | recorder |
| recording | recording balance | recrystallisation |
| recrystallise | rectangular coordinates | rectification distillation |
| rectified | rectified spirit | rectifier |
| rectifier photo cell | rectifying column | rectilinear diameters |
| rectilinear propagation | recycle mixing | recycle ratio |
| recycle stock | recycling | red hot |
| red phosphorus | redox indicator | redox polymer |
| redox potential | redox potentionmetry | redox reaction |
| redox system | redox titration | redoxomorphic stage |
| reduced equation | reduced mass | reduced pressure |
| reducing agent | reducing atmosphere | reducing flame |
| reducing sugar | reductant | reduction |
| reduction cell | reduction potential | reductive degradation |
| reference electrode | reference material | reference state |
| reference temperature | refine | refinery |
| refining | reflect | reflected beam |
| reflected ray | reflecting gonia meter | reflection |
| reflux | reflux condenser | reflux ratio |
| reforming | refracting edge | refraction |
| refractive index | refractivity | refractometer |
| refractory | refractory bricks | refractory hard metals |
| refrigerant | refrigeration | refrigeration cycle |
| refrigerator | regenerant | regenerate |
| regeneration | regenerator | region |
| regioselective | regiospecific | regular |
| regular polymer | regular tetrahedran | regulate |
| regulator | reinforced | related |
| relationship | relative | relative aperture |
| relative atomic weights | relative coefficient | relative concentration |
| relative error | relative expansion | relative fugacity |
| relative humidity | relative lowering of vapour pressure | relative probability |
| relative stability test | relative values | relative variation |
| relative volatility | relativity | relativity correction |
| relaxation | relaxation effect | relaxation kinetics |
| relay | reliability | remedial operation |
| renaissance | renaturation | reorganisation |
| repeated crystallisation | repeating unit | repel |
| repellant | repelled | repellency |
| repelling group | replacement reaction | replication |
| reprecipitation | representation | representative |
| representative element | reproduce | repulsion |
| repulsive force | repulsive overlap interaction | rerun |
| research | reservoir | reservoirs (heat) |
| residence time | residual | residual attractions |
| residual current | residue | resin |
| resin matrix | resin-in-pulp ion exchange | resinography |
| resinoid | resistance (electrical) | resistance wire |
| resistor | resolution | resolvable |
| resolving agent | resolving power | resonance |
| resonance energy | resonance hybrid | resonance structure |
| resonating structure | respiratory organs | response |
| rest energy | rest mass | rest point |
| restrainer | restricted internal rotation | restricted rotation |
| restrictions | result | resultant amplitude |
| resultant field | retardation | retarding |
| retention | retention index | retention time |
| retention volume | retina | retort |
| retrogradation | retrograde condensation | retrograde evaporation |
| retrosynthetic analysis | reverberatory fumace | reverse |
| reverse bias | reverse carnot cycle | reverse current |
| reverse deionization | reverse osmosis | reversed air-blast process |
| reversibility | reversible | reversible adiabatic processes |
| reversible cell | reversible chemical reaction | reversible cycle |
| reversible cyclic process | reversible electrode | reversible heat engine |
| reversible process | reversible reaction | reversion |
| revolution | revolution frequency | reynolds analogy |
| rheopexy | rheostat | rhombic |
| rhombic sulphur | rich mixture | rider |
| rigid | rigid rotator | rigour |
| rim | rim gypsum | ring |
| ring closure | ring compound | ring contraction |
| ring expansion | ring fission | ring isomerism |
| ring system | rinse | ripening of precipitate |
| riser | roasting | roasting regeneration |
| rock phosphate apatice | rock salt | rocking |
| rod | roller drying | rolling |
| room temperature | root mean square velocity | rotamers |
| rotary shell | rotary-disk contactor | rotating crystal method |
| rotating-drum heat transfer | rotation | rotation of plane |
| rotation quantum level | rotation spectrum | rotational constant |
| rotational electrical field | rotational energy | rotational isomer |
| rotational level | rotational motion | rotational quantum number |
| rotational spectra | rotational transition | rotator |
| rotor | rouge | round bottom flask |
| rubber accelerator | ruby | ruby laser |
| rule | runback | rusting |
| ruthenium red |
| sabilising agent | sacrificial anode | sacrificial metal |
| saline hydride | saline-water reclamation | salt |
| salt ammoniac | salt bridge | salt cake |
| salt effect | salt error | salt pan |
| salt peter | salt solution | salt-effect distillation |
| salting out | salting-out effect | sample |
| sampling | sand bath | sand stone |
| sandwich | sandwich structure | sap |
| saponification equivalent | saponification number | sapphire |
| sapponification | sardine | satellite |
| saturated | saturated ammonia | saturated calomel electrode |
| saturated current | saturated vapour | saturated vapour pressure |
| saturation | saw bone formula | scalar equation |
| scalar quantity | scale | scale model |
| scale reading | scan | scanning |
| scarlet fever | scarlet red | scattering |
| scattering of light | scattering plane | scavenger |
| schist | schmidt telescope | scholastic approach |
| scintered glass | scintered glass crucible | scintillation |
| scintillation counter | scissoring | scope |
| scorch time | scorching | scraped-surface exchanger |
| screen | screening agent | screening constant |
| screw | seal | seasoning |
| second boiling point | second ionization potential | second-order reaction |
| secondary | secondary adsorption | secondary alcohol |
| secondary carbon atom | secondary concentration | secondary electron |
| secondary emission multiplier | secondary hydrogen atom | secondary ions |
| secondary points | secondary reaction | secondary waves |
| sector | secular equilibrium | sediment |
| sedimentary rock | sedimentation | sedimentation balance |
| sedimentation coefficient | sedimentation constant | sedimentation equilibrium |
| sedimentation velocity | seed bed | seed charge |
| segment rule | seismography | selection rule |
| selective | selective adsorbent | selective cracking |
| selective polymerization | selective reactions | selective solubility diffusion |
| selective solvent | selectively | selectivity |
| selectivity coefficient | selectivity diagram | self focusing |
| self resonant frequency | self-healing | self-poisoning |
| semi | semi log paper | semi micro |
| semi permeable | semi permeable membrane | semi synthetic |
| semi-microanalysis | semichemical pulping | semiconductor |
| semiempirical computation | semimicro analysis | semimicro chemistry |
| semipermeable membrane | semipolar bond | sensing zone technique |
| sensitisation | sensitiveness | sensitivity |
| sensitivity curve | separating colum | separating funnel |
| separating tower | separation | separation factor |
| separator | sepia | sequence |
| sequestering agent | serial connection | series |
| series, homologous | set | set of axis |
| set of bulbs | severity factor | sewage |
| sex hormone | shadow | shaft |
| shaking-out | shale | shape |
| shaped | sharp | sharp (melting point) |
| sharply | shell | shell still |
| shielding | shielding effect | shift |
| shift of lonic equlibria | shift reagent | shock |
| short circuit | short circuited | short periods |
| shot noise | side chain | side reaction |
| side-chain substitution | siderophile element | sidestream |
| sieve plate | sieve shaker | sigma bond |
| sigmatropic shift | sign | sign convention |
| signal | signal plate | signal slit |
| significant | significant figure | silent |
| silent cubic lattice | silent electric discharge | silica gel |
| simple cube | simple cubic lattice | simple harmonic motion |
| simple microscope | simultaneous | single |
| single bond | single electrode potential | single optic lever |
| single valued function | single valued quantity | single-effect evaporation |
| single-phase flow | single-replacement reaction | singlet inkage |
| singlet state | sink | sintered glass |
| siphon | size | size enlargement |
| skeletal model | skeleton | sketch |
| skew conformation | skew form | skimming plant |
| slab | slag | slaked lime |
| slide rods | slide rule | sliding contact |
| sliding-vane compressor | slit | slope |
| slope of the line | slowness | sludge |
| sludge caking | slurry | small perturbation |
| smectic phase | smectogenic solid | smell |
| smelting | smokeless powder | smoldering |
| snap locks | snow point | soaking drum |
| soap stone | soda ash | soda lime |
| soda pulping process | sodium amalgam | sodium vapour lamp |
| soft electrophile | soft glass | soft iron |
| soft soap | soft water | soft x-rays |
| softening temperature | sol | sol-gel glass |
| solar distillation | solar eclipse | solar still |
| solar system | solation | solder |
| solenoid | solid | solid angle |
| solid magnet | solid solution | solid state |
| solid state physics | solid-liquid equilibrium | solidus |
| solidus curve | solubility | solubility coefficient |
| solubility curve | solubility product | solubility product constant |
| solubility test | soluble | solute |
| solution | solution pressure | solution process |
| solvation | solvation of ions | solve |
| solvent | solvent deasphalting | solvent dewaxing |
| solvent extraction | solvent front | solvent recovery |
| solvent,refined | solvolysis | sonic nucleation |
| sonocatalysis | sonochemistry | soot |
| sophisticated | sorbate | sorption |
| sound recording | sound reproduction | sour |
| source | space | space charge |
| space group | space group theory | space lattice |
| sparingly | sparingly soluble | spark |
| spark chamber | spark explosion method | spatial arrangement |
| spatial distribution | spatial effect | spatula |
| special cause | special experiment | special form |
| special light filters | special theory of relativity | species |
| specific | specific activity | specific catalysis |
| specific charge | specific conductance | specific conductivity |
| specific gravity | specific heat | specific heat |
| specific ionization | specific refraction | specific resistance |
| specific rotation | specific surface | specific susceptibility |
| specific value | specific volume | specificity |
| specimen | spectator ion | spectral analysis |
| spectral distribution | spectral evidence | spectral radiance factor |
| spectral reflectance | spectrograph | spectrographic analysis |
| spectrophone | spectrophotometer | spectroscope |
| spectroscopic data | spectroscopic studies | spectrum |
| speed | spend iye | sphere |
| spherical aberration | spherical equations | spherical polar coordinated |
| spherical symmetry | spheroid | spilling |
| spin | spin angular momentum | spin coupling |
| spin quantum number | spin relaxation | spinneret |
| spinning-band column | spiral plate exchanger | spiral wire column |
| spirit | spirit level | spirit, denatured |
| spirit, methylated | spirit, raw | spirit, rectified |
| spiro atom | spitting of silver | split |
| splitter | sponge | spontaneous |
| spontaneous combustion | spontaneous heating | spontaneous process |
| spot plate | spot test | spray tower |
| spray trap | spring | square battery |
| square planar | square pyramid | square root |
| square root law | stability | stability constant |
| stabilization | stabilizer | stable |
| stable arrangements | stable equilibrium | stable orbit |
| stable phase | stable range of phase | stable state |
| stage | staggered | staggered form |
| stainless steel | stamp battery | stand |
| standard | standard calomel electrode | standard concentration |
| standard deviation | standard differential equation | standard electrode |
| standard electrode potential | standard electromotive force | standard flask |
| standard free energy change | standard hydrogen electrode | standard oxidation potential |
| standard potential | standard reduction potential | standard reference material - |
| standard reference temperature | standard resistance | standard solution |
| standard state | standardization | starch |
| state | state variable | statement |
| static | static bed | stationary phase |
| stationary state | stationary wave | statistical control |
| statistical effect | statistical factor | statistical mechanics |
| statistical thermodynamics | statistics | steady focusing |
| steady-state distribution | steak plate | steam |
| steam calorimeter | steam cracking | steam distillation |
| steam engine | steam line | steam point |
| steam refining | steam still | steaming |
| stem | step | step junction |
| stepwise | stepwise reaction | stereochemistry |
| stereoisomer | stereoisomerism | stereoselectivity |
| stereospecific polymer | stereospecific synthesis | stereospecificity |
| steric | steric control | steric course |
| steric direction | steric effect | steric factor |
| steric hindrance | steric repulsion | steric strain |
| sterile | stern layer | sterospecific |
| stibium | sticking coefficient | still |
| stimulated | stimulators | stimulus |
| stirred-flow reactor | stirrer | stop watch |
| stopcock | stopped-flow method | stopper |
| stopping power | storage battery | straggling |
| straight chain | straight-run | straight-run distillation |
| strain | strained | strained crystal |
| strainless ring | strange particles | strangeness |
| strata | stratified deposit | stratified film |
| streak | strength | strength of a base |
| strength of an acid | stress | stretched form |
| stretching frequency | strip | stripper |
| stripping | stripping analysis | stroke |
| strong | strong acid | strong base |
| strong electrolyte | strong focusing | structural formula |
| structural isomerism | structural units | subalkaline |
| subcompound | subgroups | sublimation |
| sublimation curve | sublimatography | sublimator |
| subscript | subshells | substance |
| substantive dye | substituent | substitute |
| substituted | substitution | substitution product |
| substitution reaction | substitutional impurities | substitutive nomenclature |
| substractive method | substrate | successive |
| suction | suffix | suffocating |
| sugar charcoal | sulfide dye | sulfur number |
| sulfur test | sulfuric acid alkylation | sulphonation |
| sulphur | super acid | super conductivity |
| super conductor | super cooled | super cooling |
| super fluid | super fluidity | super heat |
| super heated | super heated steam | super heating |
| super impose | super saturation | supercritical-fluid extraction |
| superficial density | superinsulation | supermolecule |
| supernatent liquid | supersaturated | supertransuranics |
| supplementary | supporting | suprafacial |
| surface | surface area | surface chemistry |
| surface energy | surface of least confusion | surface of separation |
| surface orientation | surface photo electric effect | surface reaaction |
| surface tension | surge voltage | surroundings |
| survival rate | susceptibility | suspended |
| suspended impurities | suspension | sweating |
| sweetening | swell | swelling |
| swelling capacity | swept out | switch |
| symbiotic bacteria | symbol | symmetric |
| symmetric top molecule | symmetrical | symmetry |
| symmetry elements | symmetry number | symmetry operation |
| synchronous energy | syneresis | syneresis |
| synetronous particle | synthesis gas | synthetic |
| synthetic chemistry | synthetic detergent | synthetic resin |
| synthetic sense | syphilis | syrup |
| syrupy | system | systematic |
| systematic analysis | systematic examination | systematic nomenclature |
| table | tactic polymer | tag closed-cup tester |
| tagged | tagged molecule | tailing |
| tailing of mercury | talc | tangent |
| tangential | tanning | tanning, leather |
| tap | tap funnel | tar base |
| tar, wood | tartaremetic | tautomeric change |
| tautomerism | teat | teat rubber |
| technical | technical grade | technique |
| tectonic | telephone | telescope |
| television | temperature | temperature coefficient |
| temperature gradient | temperature of inversion | temperature of specific heat inversion |
| temperature range | temperature studies | temperature. ignition |
| tempering | template | temporary hard water |
| temporary hardness | tenacity | tendency |
| tensimeter | tension | tension fiber |
| tension multiplier | tentative | tentatively |
| tercovalent | term | terminal |
| terminal velocity | termination | termolecular reaction |
| ternary compound | ternary compound | ternary system |
| terpolymer | terrigeneous deposit | tertiary |
| tertiary era | tertiary hydrogen atom | test |
| test tube holder | test-tube | tetrad axis |
| tetrade | tetrahedral | tetrahedral molecule |
| tetrahedral repulsion | tetrahedran | tetramer |
| theorem | theoretical | theoretical analysis |
| theoretical basis | theoretical chemistry | theoretical concept |
| theoretical plate | theoretical value | theory |
| theory of electrolytic dissolution | theory of exchanges | theory of relativity |
| theory of strong electrolyte | theory of transmission | thermal agitation |
| thermal analysis | thermal black | thermal capacity |
| thermal conductivity | thermal cracking | thermal decomposition |
| thermal degradation | thermal diffusion | thermal diffusivity |
| thermal efficiency | thermal equilibrium | thermal excitation |
| thermal noise | thermal polymerization | thermal process |
| thermal radiation | thermal reactor | thermal reforming |
| thermal resistance | thermal springs | thermal stability |
| thermal-liquid system | thermo chemical data | thermo chemistry |
| thermo couple | thermo e.m.f | thermo electric thermometer |
| thermo regulator | thermobalance | thermodynamic data |
| thermodynamic engine | thermodynamic equation of state | thermodynamic function |
| thermodynamic probability | thermodynamic properties | thermodynamic scale of temperature |
| thermodynamic state | thermodynamics | thermogravimetric analysis |
| thermogravitational column | thermoionic emission | thermokinetic analysis |
| thermometer | thermometric analysis | thermometric conductivity |
| thermometric titration | thermoneutrality | thermopile |
| thermoplastic | thermoplastic elastomer | thermosetting plestic |
| thermostat | thermotropic liquid crystal | thick lens |
| thickening | thin film | thin layer |
| thin lens | thin prism | thinner |
| third-order reaction | thixotropy | thought experiment |
| three centre bond | three centre reaction | three dimensional |
| threshold | threshold frequency | threshold treatment |
| throttle expansion | throughput | thrust |
| thyroid gland | tight ion pair | time |
| time aspect | time constant | time of oscillation |
| time of relaxation | time, average | tin |
| titer | titrant | titrant |
| titration | titration curves | titre value |
| tolerance interval | tonic | top steam |
| topaz | topping | toroidal ring |
| torque | torsion fibre | torsional oscillation |
| total energy | total hardness | total heat |
| total pressure | total reflection | total reflection prism |
| toutomer | tower | toxic |
| toxin | trace analysis | trace element |
| tracer | tracer element | tracer experiment |
| tracer technique | trade name | trans addition |
| trans annular | trans conductance | trans isomer |
| trans uranium elements | transcription | transfer (R.N.A.) |
| transfer unit | transformation | transformed |
| transformer | transient equilibrium | transit time factor |
| transition element | transition of state | transition point |
| transition region | transition series | transition state |
| transition temperature | transitional number | translation |
| translation symmetry | translational | translational energy |
| translational motion | translucence | transluscent object |
| transmission | transmission diffraction | transmission point |
| transmission state | transmittance | transmutation |
| transparent | transparent material | transpassive region |
| transport | transport number | transtime |
| transuranic | transuranic elements | transuranium elements |
| transverse | transverse spherical aberration | transverse waves |
| trap | trapping | traveling microscope |
| traveling-screen dryer | tray tower | treating |
| triad | triatomic | trickle hydrodesulfurization |
| triclinic system | trigonal | trigonal bipyramidal |
| trigonal planar molecule | trigonal system | trigonometric function |
| trimer | trimolecular reaction | triple bond |
| triple point | triple state | triple super phosphate |
| tripod | triprotic acid | trivalent |
| trough | true electrolyte | true freezing point |
| true solution | tube well | tube, sodium fusion |
| tube-still heater | tuberculosis | tuff |
| tunnel effect | tunnel railways | tupe metal |
| turbid | turbidimetric | turbidimetric analysis |
| turbidimetric titration | turbidity | turbidity comparator |
| turbine | turbine blades | turbogrid plate |
| turn table | turnaround | twin differential type calorimeter |
| twist | two body problem | two component system |
| two-dimensional | two-dimensional lattice | two-fluid cell |
| tyophobic | type | type number |
| typical | typical elements | typical point |
| tyres |
| u-tube heat exchanger | ultimate analysis | ultra centrifuge |
| ultra high frequency | ultra micro chemistry | ultra microscope |
| ultra violet | ultrafiltration | ultramarine |
| ultraviolet radiation | ultraviolet spectrum | unavailable energy |
| unbiased | uncertainty principle | uncharged |
| uncharged species | undersaturated fluid | undissociated |
| unfilled band | uniaxial | unidentate ligand |
| uniform | unijunction transistor | unimolecular film |
| unimolecular reaction | unioinsed | unipositive |
| unit | unit angle | unit area |
| unit cell | unit operations | unit operator |
| unit potential gradient | unit volume | unity |
| univalenced | universal gas constant | universal indicator |
| universe | unpaired | unpaired electron |
| unreacted | unreliable reaction region | unsaturated |
| unsaturated compound | unsaturated hydrocarbon | unsaturated organic compounds |
| unsaturated vapour pressure | unshared | unstable |
| unstable equilibrium | unsymmetrical | upflow |
| upper fixed point | upper plates | upward displacement |
| urea dewaxing | urine | useful range of phases |
| uv stabilizer |
| vacancy | vacuum | vacuum condensing point |
| vacuum crystallizer | vacuum desiccator | vacuum distillation |
| vacuum flashing | vacuum pan salt | vacuum pump |
| vacuum thermobalance | vacuum tube amplifier | vacuum-type insulation |
| valence bond | valence bond theory | valence electron |
| valence number | valence shell | valence transition |
| valence-bond method | valence-bond theory | valency |
| valency electron | validity | valley current |
| value | value of isotope mixture | valve |
| valve amplified circuit | vander waals forces | vane |
| vanish | vapor rate | vapor-liquid separation |
| vapor-phase reactor | vaporization | vaporizer |
| vapour | vapour density | vapour pressure |
| vapour pressure thermometer | vapourisation | vapourisation curve |
| variable | variable area sound track | variable density sound track |
| variable valency | variation method | varying current |
| vat dye | vector | velocity |
| velocity counter | velocity distribution | velocity of ions |
| venturi scrubber | verification | vertical |
| vertical axis | vertical column | vertical direction |
| vertical division | vertical motion | vertical oscillation |
| vertical plane | vertical plane of symmetry | vertical stability |
| vibration | vibrational energy | vibrational level |
| vibrational motion | vibrational rotational spectra | vibrational spectrum |
| vibrational transition | vicinal | vinegar |
| violent | violet | virtual image |
| virtual source | viscometer | viscosity |
| viscosity blending chart | viscosity breaking | viscosity index |
| viscous drag | visible | visible light |
| visible region | vision | visual colorimetry |
| visual light | vital | vital force |
| vitamin | vitreous | volatalising tower |
| volatile | volatile fluid | volatility |
| volatility product | volt-coulomb | voltage |
| voltage swing | voltaic cell | voltammetry |
| voltmeter | volume | volume coefficient of expansion |
| volume coefficient of work function | volume correction | volume element |
| volume photoelectric effect | volume susceptibility | volumetric analysis |
| volumetric flask | volumetric pipet | vulcanisation |
| vulcano |
| wagging | walden inversion | wall-coated capillary column |
| warm | warp thread | wash bottle |
| wash water | washing soda | waste |
| waste bottle | waste-heat boiler | watch glass |
| water absorption tube | water bath | water demineralizing |
| water equivalent | water of crystallization | water of hydration |
| water scrubber | water softening | water vapour |
| water-gas reaction | watercolor pigment | wave |
| wave band | wave equation | wave front |
| wave function | wave impedance | wave indices |
| wave length | wave let | wave mechanics |
| wave motion | wave number | wave theory |
| wax fractionation | weak | weak acid |
| weak bese | weak electrolyte | weak focusing |
| weak focusing machine | weak force | weather |
| weathering | weed | weed killer |
| weft thread | weighing | weighing bottle |
| weight | weight box | weight thermometer |
| weight, atomic | weight, equivalent | weight, molecular |
| welding | wet ashing | wet cell |
| wet method | wet reaction | wet test |
| wettability | wetted | wetted-wall column |
| wetting agents | wetting theory | whetstone bridge |
| whisker | white cast iron | white hot |
| white lead | white phosphorous | white vitriol |
| wide angle lens | wide range | wieldy |
| wiens displacement law | windmill | wire siever |
| wiregauge | withdrawing | wood charcoal |
| wood pulp | wood tars | work |
| work function | working electrode | working stroke |
| working substance | wrought iron |
| x-ray | x-ray analysis | x-ray diffraction |
| x-ray spectrometer |
| yellow | yellow phosphorus | yellow precipitate |
| yield | yield point |
| zeeman effect | zeenar diode | zero degree absolute |
| zero division | zero error | zero gas amplification |
| zero magnetic field | zero order | zero point |
| zero point energy | zero pressure | zero-order reaction |
| zinc | zinc blended structure | zone |
| zone axis | zone melting crystallization | zone melting of metals |
| zone migration | zone of flame | zone plane |
| zone-refining | zwitter ion |