| 单词 | hydrated oxide |
| 例句 | However, both the hydroxides and the hydrated oxides react with acids to form salts and water. Chemistry 2019-02-14T00:00:00Z It dissolves in acids with effervescence, and leaves a residue of hydrated oxide of iron, granular iron, impalpable grains of silex, and small crystals of quartz. Principles of Geology or, The Modern Changes of the Earth and its Inhabitants Considered as Illustrative of Geology In some tungsten deposits a hydrated oxide called tungstite has been formed as a canary-yellow coating at the surface. The Economic Aspect of Geology By further exposure to air the organic acid is oxidized to carbonic acid, and hydrated oxide of iron remains. Peat and its Uses as Fertilizer and Fuel Its mineral wealth has received scanty examination; yet we know that it contains numerous beds of tertiary coal, and easily worked iron-deposits, in the form both of hydrated oxide and black scale. The Atlantic Monthly, Volume 14, No. 85, November, 1864 In other cases, the precipitates are hydrated oxides composed of the metal ion, oxide ions, and water of hydration: Chemistry 2019-02-14T00:00:00Z An ammoniacal solution of nickel oxide was prepared by dissolving the precipitated hydrated oxide in concentrated ammonia. Researches on Cellulose 1895-1900 The process of preparation is as follows:—The powdered root exhausted by alcohol gives a solution to which hydrated oxide of lead is added in excess. Field's Chromatography or Treatise on Colours and Pigments as Used by Artists Chalybite and the hydrated oxides dissolve very readily in hydrochloric acid; hæmatite and magnetite dissolve with rather more difficulty. A Text-book of Assaying: For the Use of Those Connected with Mines. During this time a large quantity of a muddy precipitate accumulates, rich in hydrated oxide of iron or basic iron salts of an insoluble kind. The Chemistry of Hat Manufacturing Lectures Delivered Before the Hat Manufacturers' Association This is because the finer gold is locked up inside fine grains of silica and hydrated oxide of iron. Scientific American Supplement, No. 620, November 19,1887 It is a native, hydrated oxide of iron. An Introductory Course of Quantitative Chemical Analysis With Explanatory Notes White lead, by which we must be understood to mean the carbonate, always contains when commercially prepared a certain proportion of hydrated oxide. Field's Chromatography or Treatise on Colours and Pigments as Used by Artists The agent used is either lime or hydrated oxide of iron, and by their means the gas is robbed of its carbonic acid and the greater part of its sulphur compounds. The Story of a Piece of Coal What It Is, Whence It Comes, and Whither It Goes In producing this result two agencies are at work, there is the action of electrolysis and the formation of a hydrated oxide of iron. Scientific American Supplement, No. 799, April 25, 1891 For gas engines, etc., it is, however, better to pass the gas through some hydrated oxide of iron to remove the sulphureted hydrogen. Scientific American Supplement, No. 303, October 22, 1881 Vomit patient repeatedly, give hydrated oxide of iron with magnesia, usually kept by druggists for emergencies; follow with strong solution of common salt and water. A Practical Physiology In composition, it is a mixture of protocarbonate and hydrated oxide of lead, the latter decreasing the opacity of the product according to the greater proportion in which it is present. Field's Chromatography or Treatise on Colours and Pigments as Used by Artists They are all composed of cinders of light specific gravity, and much of the ash is tinged with the hydrated oxide of iron. The Hawaiian Archipelago The solubility of this hydrated oxide is alone fatal to its employment as a pigment. Field's Chromatography or Treatise on Colours and Pigments as Used by Artists A purple powder is capable of being produced from bismuth by passing chlorine gas through the hydrated oxide suspended in a saturated solution of potash. Field's Chromatography or Treatise on Colours and Pigments as Used by Artists It is a hydrated oxide of chromium which, when washed and carefully dried, yields a soft floury powder. Field's Chromatography or Treatise on Colours and Pigments as Used by Artists |
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