Chemical News and Journal of Industrial Science, Tomy 119-120Chemical news office., 1919 |
Z wnętrza książki
Wyniki 1 - 5 z 100
Strona 1
... solutions of their salts under such conditions as would preclude the formation of ammonia , a solution of the chlorides of the earths was subjected to electrolysis . I. Electrolysis of a Neutral Solution of the Chlorides of the Rare ...
... solutions of their salts under such conditions as would preclude the formation of ammonia , a solution of the chlorides of the earths was subjected to electrolysis . I. Electrolysis of a Neutral Solution of the Chlorides of the Rare ...
Strona 2
... solution of the chlorides of the rare earths was poured into the cell upon the layer of mercury , and this solution and the mercury were vigorously stirred throughout the electrolysis by air that was blown through three glass tubes that ...
... solution of the chlorides of the rare earths was poured into the cell upon the layer of mercury , and this solution and the mercury were vigorously stirred throughout the electrolysis by air that was blown through three glass tubes that ...
Strona 3
... solution of the earths with an alkali then dried . A small portion of this precipitate of the hydroxide . The electrolytic precipitate is granular , and oxalates was set aside for the determination of the appears to possess a ...
... solution of the earths with an alkali then dried . A small portion of this precipitate of the hydroxide . The electrolytic precipitate is granular , and oxalates was set aside for the determination of the appears to possess a ...
Strona 4
... solution to 25 cc . with distilled water . Whenever Congo - red paper showed there was still an excess of acid , the evaporation was repeated until the free acid was removed . The details of this series of electrolyses are given in Fig ...
... solution to 25 cc . with distilled water . Whenever Congo - red paper showed there was still an excess of acid , the evaporation was repeated until the free acid was removed . The details of this series of electrolyses are given in Fig ...
Strona 5
... solution of the rare earth under examination was placed in a small U - tube of 9 cc . capacity and 8 mm . internal diameter . Dipping into the solution in the two arms of this tube were two terminals of platinum wire . These were ...
... solution of the rare earth under examination was placed in a small U - tube of 9 cc . capacity and 8 mm . internal diameter . Dipping into the solution in the two arms of this tube were two terminals of platinum wire . These were ...
Inne wydania - Wyświetl wszystko
Kluczowe wyrazy i wyrażenia
acid action added addition addressed ammonia amount apparatus appears application Assistant Association atomic British carbon carried cent CHEMICAL Chemistry College colour complete compounds considerable containing course Department deposit determined effect electric elements Engineering erbium examination experiments fact Farringdon Street formed further Germany give given Government heat hydrogen important increase industry Institute interest iron Italy known Laboratory lead lectures lines London manufacture material matter means metal method mixture nature necessary nitrogen obtained Office Organic oxide passed Physical plants position possible practical precipitate prepared present pressure production pure quantity reaction regard Research salts Science scientific shown Society sodium solution steel Street Students supply Table technical temperature theory tion Trade tube University volume weight