The New Encyclopaedia Britannica: Macropaedia (19 v.)Encyclopaedia Britannica, 1983 - Encyclopedias and dictionaries |
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Page 107
... organic compounds are held together by covalent bonds . Those organic compounds that do not melt be- low 300 ° C usually decompose when heated to higher temperatures , because the bonds eventually are broken , and the molecule itself is ...
... organic compounds are held together by covalent bonds . Those organic compounds that do not melt be- low 300 ° C usually decompose when heated to higher temperatures , because the bonds eventually are broken , and the molecule itself is ...
Page 113
... Organic Chemical Products ( 1969 ) classification Crude products from petroleum and natural gas ( for chemical conversion ) Cyclic intermediates Dyes Synthetic organic pigments Medicinal chemicals production in short tons 35,657,689 ...
... Organic Chemical Products ( 1969 ) classification Crude products from petroleum and natural gas ( for chemical conversion ) Cyclic intermediates Dyes Synthetic organic pigments Medicinal chemicals production in short tons 35,657,689 ...
Page 156
... Organic Reactions , " Chem . Rev. , 15 : 225–274 ( 1934 ) . Books of general interest include : C.K. INGOLD , Structure and Mechanism in Organic Chemistry , 2nd ed . ( 1969 ) ; J.H. RIDD ( ed . ) , Studies on Chemical Structure and ...
... Organic Reactions , " Chem . Rev. , 15 : 225–274 ( 1934 ) . Books of general interest include : C.K. INGOLD , Structure and Mechanism in Organic Chemistry , 2nd ed . ( 1969 ) ; J.H. RIDD ( ed . ) , Studies on Chemical Structure and ...
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acid activity administration ammonia army atomic orbitals became benzene bonds Buddhist called carbon atoms cells central centre Ceylon Ch'in Chaetognatha Charadriiformes Charles Chaucer chemical bonds chemical reactions chemistry chemoreception Chess Chicago children's literature Chile China Chinese chloride Chou common complex compounds covalent covalent bonds cultural disease drugs dynasty early economic electrons elements emperor energy example fluorine groups Hopeh hydrogen important increased industry insects involved ions king known land large number Lo-yang major mass materials ment metal methods molecular molecules nitrogen northern nucleus occur officials orbitals organic oxide oxygen party percent period political population provinces quartets reactants receptors region reign result river separation Shang shell Sinhalese social sodium sodium chloride southern species structure substances sulfonamide sulfur sulfuric acid Szechwan T'ang Taoist temperature tion trans Tsung turtles Yangtze