A Manual of Metallurgy: More Particularly of the Precious Metals, Including the Methods of Assaying Them |
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Page xiii
... ARSENIC . Mode of obtaining Arsenic Discrimination . 312 315 CHAPTER XVIII . METALS OF THE SECOND CLASS - ORDER II . IRON- Iron universally present in Nature 318 Chief Ores may be classed as Oxides , Sulphides , and Carbo- nates . 319 ...
... ARSENIC . Mode of obtaining Arsenic Discrimination . 312 315 CHAPTER XVIII . METALS OF THE SECOND CLASS - ORDER II . IRON- Iron universally present in Nature 318 Chief Ores may be classed as Oxides , Sulphides , and Carbo- nates . 319 ...
Page 27
... 9. Columbium , or Niobium Nb 10. Tungsten 11. Molybdenum 48.8 W 92 • Mo 48 12. Chromium Cr 26.27 • 13. Vanadium 14. Arsenic V 68.46 · As 75 Order 2. Seven metals which decompose water at a red GENERAL PROPERTIES OF THE METALS . 27.
... 9. Columbium , or Niobium Nb 10. Tungsten 11. Molybdenum 48.8 W 92 • Mo 48 12. Chromium Cr 26.27 • 13. Vanadium 14. Arsenic V 68.46 · As 75 Order 2. Seven metals which decompose water at a red GENERAL PROPERTIES OF THE METALS . 27.
Page 30
... arsenic con- sists in the characteristic smell of garlic which is emitted when it is heated . The taste which is per- ceived in some is , no doubt , due to some peculiar character , although , in some cases , it may depend upon voltaic ...
... arsenic con- sists in the characteristic smell of garlic which is emitted when it is heated . The taste which is per- ceived in some is , no doubt , due to some peculiar character , although , in some cases , it may depend upon voltaic ...
Page 51
... arsenic unites with 3 of oxygen to form arsenious acid ; a second combination of the same elements in the proportions of 1 equivalent to 5 giving arsenic acid ; these terminations being used , just as in the case of sulphur or ...
... arsenic unites with 3 of oxygen to form arsenious acid ; a second combination of the same elements in the proportions of 1 equivalent to 5 giving arsenic acid ; these terminations being used , just as in the case of sulphur or ...
Page 66
... arsenic , orange- yellow ; tin ( when it exists as peroxide ) , yellow ; man- ganese , flesh - colored ; and zinc , a white sulphide . In the reduction of sulphides , if we heat them in the air , many are so decomposed , the sulphur ...
... arsenic , orange- yellow ; tin ( when it exists as peroxide ) , yellow ; man- ganese , flesh - colored ; and zinc , a white sulphide . In the reduction of sulphides , if we heat them in the air , many are so decomposed , the sulphur ...
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Common terms and phrases
action added alkaline alloy amalgam ammonia antimony aqua regia arsenic assay bismuth blowpipe boiling borax brittle carbonate charcoal chloride chloride of silver coal color combined composition compound condensing containing converted cooling copper crucible crystalline crystals cupel decomposed deposit dilute dissolved distilled dried employed equivalent evaporated excess filtered flame flux formed furnace fused fusible fusion glass gold grains heat hence hydrated hydrochloric acid hydrogen hydrosulphuric acid inch insoluble iron lastly latter lead lime litharge malleable mass melted mercury metal mixed mixture muffle nitrate nitric acid obtained operation ordinary oxide oxygen palladium passing placed plate platinum portion potash potassa potassium pound powder precipitate produced proportion protoxide pure readily reduced removed rendered salt separated sesquioxide silica slag soda sodium soluble solution specific gravity sulphate sulphide sulphide of ammonium sulphuric acid surface temperature terchloride throw tion tube volatile washed weight yellow zinc