Chemical News and Journal of Industrial Science, Tom 7Chemical news office., 1863 |
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Strona 3
... copper , the carbon and hydrogen of the acetylide were entirely destroyed . It is evident that copper , in presence of air and acety- lene , is spontaneously transformed into acetylide of copper containing excess of oxide . As lighting ...
... copper , the carbon and hydrogen of the acetylide were entirely destroyed . It is evident that copper , in presence of air and acety- lene , is spontaneously transformed into acetylide of copper containing excess of oxide . As lighting ...
Strona 8
... copper and the hydrated protoxide were very soluble . On heating such solutions , black sulphide of copper was precipitated . The scarlet iodide of mercury was likewise very soluble , and , on boil- ing this solution , the sulphide of ...
... copper and the hydrated protoxide were very soluble . On heating such solutions , black sulphide of copper was precipitated . The scarlet iodide of mercury was likewise very soluble , and , on boil- ing this solution , the sulphide of ...
Strona 34
... copper , the blue carbonate , and malachite ores , but cannot be followed with advantage in the treatment of copper pyrites and other sulphurets , since there would be a great difficulty in eliminating the sulphur , more espe- cially ...
... copper , the blue carbonate , and malachite ores , but cannot be followed with advantage in the treatment of copper pyrites and other sulphurets , since there would be a great difficulty in eliminating the sulphur , more espe- cially ...
Strona 41
... copper is made anhydrous by boiling it in water ? -Witness : Yes . Mr. Grove : You do not say you make it dry ? -Witness : No : oxide of copper is not in combination with water . Any substance may be mixed in water ; that does not ...
... copper is made anhydrous by boiling it in water ? -Witness : Yes . Mr. Grove : You do not say you make it dry ? -Witness : No : oxide of copper is not in combination with water . Any substance may be mixed in water ; that does not ...
Strona 44
... Copper • · 98.81 * 39 * 36 '44 100.00 The second was a good sample of " virgin lead " from Derbyshire , which did not contain an appreciable amount of tin ; and the third sample was chemically pure lead . Thirty square centimètres of ...
... Copper • · 98.81 * 39 * 36 '44 100.00 The second was a good sample of " virgin lead " from Derbyshire , which did not contain an appreciable amount of tin ; and the third sample was chemically pure lead . Thirty square centimètres of ...
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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