Chemistry: 1922-1941

Academy of Sciences adatoms adsorbed adsorption alcohol ammonia androsterone apparatus ascorbic acid atomic weight awarded bile acids C₂H5 caesium carbon atoms carotenoids cellulose CH₂ CH₂ CH₂OH CH3 CH3 CH3 Chem chemical cholesterol coal colloidal compounds constitution convertor COOH coproporphyrin coprosterol determination deuterium dipole discovery double bonds effect electric electron elements energy enzyme equation ergosterol ester experimental experiments fermentation field filament film forces formula gases H H H H₁C H₂ H₂C haemin heat hexose high pressure hormones hydrogen important investigations irradiation isoprene isotopes liquid measurements mesoporphyrin method methyl molecular molecules natural nitrogen Nobel Prize obtained occur organic oxidation oxygen particles phosphate physical pigment porphyrins possible Prize for Chemistry Professor pyrrole quantities radioactive reaction residues ring Royal solid solution sterols structure substances sugar surface synthesis temperature terpenes theory tion tube tungsten vapor pressures vitamin yeast