Chemical News and Journal of Industrial Science, Tomy 99-100Chemical news office., 1909 |
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Strona 3
... ammonia . This caused a great change in their appearance ; at the beginning they were pulverulent , but the treatment with ammonia converted them into a flocculent state . Yet in this condition they filtered bright and fairly well . But ...
... ammonia . This caused a great change in their appearance ; at the beginning they were pulverulent , but the treatment with ammonia converted them into a flocculent state . Yet in this condition they filtered bright and fairly well . But ...
Strona 4
... ammonia ; wih Al2O3 the product was black , but also smelt strongly of ammonia on adding water . In the experiments with the oxides of the alkaline earths , carbonate , hydrate , and peroxide must be absent ; if these are present the ...
... ammonia ; wih Al2O3 the product was black , but also smelt strongly of ammonia on adding water . In the experiments with the oxides of the alkaline earths , carbonate , hydrate , and peroxide must be absent ; if these are present the ...
Strona 17
... ammonia to solutions of chromic acid and its salts which had been allowed to act on iron pro- duced precipitates of hydroxide . This point has been care- fully investigated by the writer , with the following results - Iron which is free ...
... ammonia to solutions of chromic acid and its salts which had been allowed to act on iron pro- duced precipitates of hydroxide . This point has been care- fully investigated by the writer , with the following results - Iron which is free ...
Strona 24
... ammonia , and gives a good yield of octamminedioldicobaltic nitrate : - гози 3 Co Co .он . NO .OH . ( NH3 ) , ( NO3 ) 2 + 2NH3 = = = [ ( H3N ) , Co .он . OH . Co ( NH3 ) 4 = ( NO3 ) 4- The octamminediol - salt was obtained pure in the ...
... ammonia , and gives a good yield of octamminedioldicobaltic nitrate : - гози 3 Co Co .он . NO .OH . ( NH3 ) , ( NO3 ) 2 + 2NH3 = = = [ ( H3N ) , Co .он . OH . Co ( NH3 ) 4 = ( NO3 ) 4- The octamminediol - salt was obtained pure in the ...
Strona 27
... ammonia then added in slight excess . No precipitate resulted . The insoluble zirconia was then gently boiled for four hours with hydro- chloric acid and water in equal parts , keeping up the water from time to time . When this solution ...
... ammonia then added in slight excess . No precipitate resulted . The insoluble zirconia was then gently boiled for four hours with hydro- chloric acid and water in equal parts , keeping up the water from time to time . When this solution ...
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