Chemical News and Journal of Physical Science, Tom 103Chemical news office., 1911 |
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Strona 1
... action of the sodium . By increasing the amount of alcohol above that recom- mended by Stephanoff , the sodium ethylate could be kept in solution , but the large volume of liquid retarded the reduction , and thus increased both the time ...
... action of the sodium . By increasing the amount of alcohol above that recom- mended by Stephanoff , the sodium ethylate could be kept in solution , but the large volume of liquid retarded the reduction , and thus increased both the time ...
Strona 6
... action in the case of benzine is to be expected in the absence of carrier . It is readily brominated in the presence of certain foreign bodies which promote the action . The failure of benzine to react with bromine in a pure state ...
... action in the case of benzine is to be expected in the absence of carrier . It is readily brominated in the presence of certain foreign bodies which promote the action . The failure of benzine to react with bromine in a pure state ...
Strona 10
... action , penetrated down to the deeper layers of the film . The same topographical phenomena were observed in comparative work upon am- monium persulphate and Farmer's reducer . In the latter there was a sharp - cut limit of action in ...
... action , penetrated down to the deeper layers of the film . The same topographical phenomena were observed in comparative work upon am- monium persulphate and Farmer's reducer . In the latter there was a sharp - cut limit of action in ...
Strona 17
... Action , Part XV . The Com- parative Influence of Monohydric , CnH2n + 1 , Alcohols and other Non - electrolytes on Enzymic Activity . " By HENRY E. ARMSTRONG and EDWARD FRANKLAND ARMSTRONG . The influence exercised by a number of non ...
... Action , Part XV . The Com- parative Influence of Monohydric , CnH2n + 1 , Alcohols and other Non - electrolytes on Enzymic Activity . " By HENRY E. ARMSTRONG and EDWARD FRANKLAND ARMSTRONG . The influence exercised by a number of non ...
Strona 19
... action , but that primary hydrazines yield azo - compounds of the type I. : - NO2 он NO2 N2 Ar NH CO.CH3 I. OH NO NO2 N3 NH.CO CH3 II . It was also shown that the trinitro - compound is readily decomposed by sodium azide with the ...
... action , but that primary hydrazines yield azo - compounds of the type I. : - NO2 он NO2 N2 Ar NH CO.CH3 I. OH NO NO2 N3 NH.CO CH3 II . It was also shown that the trinitro - compound is readily decomposed by sodium azide with the ...
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absorption acetic acid action alcohol alkali alloy amalgam ammonia ammonium amount Analysis apparatus atomic weight B.Sc boiling bromine calcium carbon cent Chem CHEMICAL NEWS Office chemists chloride CLERKENWELL ROAD cobalt colour compounds concentrated condenser containing copper crucible crystalline crystals D.Sc determined dilute dioxide dissolved Edition electric electrolyte ether ethyl evaporated experiments Farringdon Street formed fractions G. S. Newth gases grms heat hydrate hydrazine hydrochloric acid hydrogen Inorganic Laboratory liquid London Manufacture melting mercury metal method mgrms mixture molecular molecules neodymium Newcastle Street nitrate nitric acid nitrogen obtained Organic Chemistry oxide oxidising oxygen paper Physical platinum post free potassium Practical praseodymium precipitate prepared present pressure Prof pure quantity radium reaction reagent residue Royal salt silver Sir William Crookes Society sodium soluble solution solvent substance sulphate sulphuric acid temperature Text-book tion tube vapour volume W. H. Perkin zinc ΙΟ