Chemical News and Journal of Industrial Science, Tom 7Chemical news office., 1863 |
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Strona 7
... platinum in such a way as to effect partial precipitation ; and by comparing the first product with the last there was evidence of a separation into distinct bodies having been effected . The platinum salts respectively were decomposed ...
... platinum in such a way as to effect partial precipitation ; and by comparing the first product with the last there was evidence of a separation into distinct bodies having been effected . The platinum salts respectively were decomposed ...
Strona 8
... platinum or terchloride of gold . It became interesting to study the action of heat upon the iodide , in order to ascertain whether it would split up in a similar manner to the iodide of tetrethyl - ammonium . Under these circum ...
... platinum or terchloride of gold . It became interesting to study the action of heat upon the iodide , in order to ascertain whether it would split up in a similar manner to the iodide of tetrethyl - ammonium . Under these circum ...
Strona 27
... platinum can be effected . For this purpose , an excess of hydrochloric acid is added to the liquid , which saturates the carbonates and decomposes the sulphides and hyposulphites , forming an abundant deposit of sulphur . Nitric acid ...
... platinum can be effected . For this purpose , an excess of hydrochloric acid is added to the liquid , which saturates the carbonates and decomposes the sulphides and hyposulphites , forming an abundant deposit of sulphur . Nitric acid ...
Strona 43
... platinum crucible by ex- posure to intense heat , and cooled in air without adopting any precautions , the upper ... platinum foil , con- taining the oxide of cobalt , was placed within a larger crucible of the same material , contact ...
... platinum crucible by ex- posure to intense heat , and cooled in air without adopting any precautions , the upper ... platinum foil , con- taining the oxide of cobalt , was placed within a larger crucible of the same material , contact ...
Strona 49
... platinum crucible in a hydrogen atmosphere , and the metallic nickel is weighed . The following , among other analyses , are the results obtained in separating alloys procured from the Brussels mint : - Copper Nickel . Alloy No. 1 . I ...
... platinum crucible in a hydrogen atmosphere , and the metallic nickel is weighed . The following , among other analyses , are the results obtained in separating alloys procured from the Brussels mint : - Copper Nickel . Alloy No. 1 . I ...
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according action added alcohol ammonia amount aniline apparatus appears application arsenic acid become bismuth bodies boiling called carbon cent CHEMICAL chemistry chloride coal colour combination communication compound considered consists containing continued copper corresponding described dissolved distillation effect employed evaporated examined experiments extract fact give given heat hydrochloric hydrogen important Improvements iron known lead less light lime liquid London manufacture manure mass material matter means metal method mineral mixed mixture nature necessary nitric Notices observed obtained operation ordinary oxide oxygen passed patent peat plants platinum portion potash practical precipitate prepared present produced proportion pure quantity reference regard remains remarkable ROYAL salt scientific separated silver Society soda soluble solution steel Street substances sufficient sulphuric acid temperature thallium tion treated tube vapour weight