Chemical News and Journal of Industrial Science, Tomy 119-120Chemical news office., 1919 |
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Strona 17
... formed in oxygen by a - rays , and calculated that one molecule of ozone was formed per two pairs of gaseous ions ( Sitzb . Akad . Wiss . , Wien . , 1911 , cxx . , 1709 ; Monatshefte , 1911 , xxxii . , 295 ; Am . Chem . Fourn . , 1911 ...
... formed in oxygen by a - rays , and calculated that one molecule of ozone was formed per two pairs of gaseous ions ( Sitzb . Akad . Wiss . , Wien . , 1911 , cxx . , 1709 ; Monatshefte , 1911 , xxxii . , 295 ; Am . Chem . Fourn . , 1911 ...
Strona 37
... formed were filtered off and to the filtrates bromine water added drop by drop till the solutions assumed a permanent yellow colour . The solutions were then boiled until all the Br was given off and allowed to stand five minutes . In ...
... formed were filtered off and to the filtrates bromine water added drop by drop till the solutions assumed a permanent yellow colour . The solutions were then boiled until all the Br was given off and allowed to stand five minutes . In ...
Strona 40
... formed upon standing ten minutes . Conclusion . - Five grms . NH4Cl in a volume of 100 cc . will keep in solution 500 mgrms . C4H4O6 and 500 mgrms . BO , as calcium salts . Test Analyses . To test the method , test analyses were made as ...
... formed upon standing ten minutes . Conclusion . - Five grms . NH4Cl in a volume of 100 cc . will keep in solution 500 mgrms . C4H4O6 and 500 mgrms . BO , as calcium salts . Test Analyses . To test the method , test analyses were made as ...
Strona 41
... formed , which became dark brown in colour upon standing . The reaction seemed to be additive in character , and may be represented by the following equation : - CH2 I CH CH2CI CH3 CH.SO2H + H2SO4 CH.SO4H CH2CI The flask containing the ...
... formed , which became dark brown in colour upon standing . The reaction seemed to be additive in character , and may be represented by the following equation : - CH2 I CH CH2CI CH3 CH.SO2H + H2SO4 CH.SO4H CH2CI The flask containing the ...
Strona 51
... formed by adding an aqueous solution of 8 - iodopropionic acid to bromine and subsequent heating according to Richter ( Zeit . Chem . , 1868 , 461 ) . The free iodine formed was filtered off and all excess of halogen was removed by ...
... formed by adding an aqueous solution of 8 - iodopropionic acid to bromine and subsequent heating according to Richter ( Zeit . Chem . , 1868 , 461 ) . The free iodine formed was filtered off and all excess of halogen was removed by ...
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