Chemical News and Journal of Industrial Science, Tomy 111-112Chemical news office., 1915 |
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Strona 27
... sulphate . Lithium chloride acquires a bright yellow colour in the cathode rays , but if dissolved in potassium sulphate a lilac hue is produced , as you may see in this specimen . Likewise the pure car- bonate of potassium acquires a ...
... sulphate . Lithium chloride acquires a bright yellow colour in the cathode rays , but if dissolved in potassium sulphate a lilac hue is produced , as you may see in this specimen . Likewise the pure car- bonate of potassium acquires a ...
Strona 41
... sulphate was dissolved in ammonium acetate and again precipitated by sulphuretted hydrogen , this process being repeated until practically all of the sulphide had been converted into nitrate . The purified and recrystallised nitrate was ...
... sulphate was dissolved in ammonium acetate and again precipitated by sulphuretted hydrogen , this process being repeated until practically all of the sulphide had been converted into nitrate . The purified and recrystallised nitrate was ...
Strona 42
... sulphate by the action of nitric acid , gave another sample , N. When the work was well advanced , a new sample of Bohemian uranium - lead was prepared especially for us through the kindness of Dr. Fajans in the following way : - " Das ...
... sulphate by the action of nitric acid , gave another sample , N. When the work was well advanced , a new sample of Bohemian uranium - lead was prepared especially for us through the kindness of Dr. Fajans in the following way : - " Das ...
Strona 46
... sulphate , when the solution is rich in the latter a tetrahydrated tetra- cupric sulphide is formed . As the concentration diminishes a pentacupric sulphate is obtained . Finally , when the sodium carbonate is present in excess it ...
... sulphate , when the solution is rich in the latter a tetrahydrated tetra- cupric sulphide is formed . As the concentration diminishes a pentacupric sulphate is obtained . Finally , when the sodium carbonate is present in excess it ...
Strona 55
... sulphate , 650 cc . distilled water , 175 cc . syrupy phosphoric acid , and 175 cc . concentrated sulphuric acid ) . Fifty cc . of dilute hydro- chloric acid ( 2.5 per cent by vol . of the concentrated acid heated to 60 ° ) were passed ...
... sulphate , 650 cc . distilled water , 175 cc . syrupy phosphoric acid , and 175 cc . concentrated sulphuric acid ) . Fifty cc . of dilute hydro- chloric acid ( 2.5 per cent by vol . of the concentrated acid heated to 60 ° ) were passed ...
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