Reducing-agents sentence example

reducing-agents
  • The molybdates may be recognized by the fact that they give a white precipitate on the addition of hydrochloric or nitric acids to their solutions, and that with reducing agents (zinc and sulphuric acid) they give generally a blue coloration which turns to a green and finally to a brown colour.
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  • Mild reducing agents convert it into xanthydrol, the group > CO becoming > CH.
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  • The stronger argument against the ethylenoid linkages demanded by Kekule's formula is provided by the remarkable stability towards oxidizing and reducing agents which characterizes all benzenoid compounds.
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  • Wallach, Ber., 1881, 14, P. 421); by the action of reducing agents on nitroparaffins; by the action of zinc and hydrochloric acid on aldehyde ammonias (German Patent 73,812); by the reduction of the phenylhydrazones and oximes of aldehydes and ketones with sodium amalgam in the presence of alcohol and sodium acetate (J.
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  • On the other hand, it is readily attacked by reducing agents.
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  • They are crystalline solids which are readily converted into para-alkylated phenols by reducing agents.
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  • The cyanides are usually reducing agents.
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  • By oxidizing agents they are converted into azoxy compounds, and by reducing agents into hydrazo compounds or amines.
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  • Oxidizing agents readily convert it into selenic acid, whilst reducing agents transform it into selenium.
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  • By reducing agents such, for example, as sulphuretted hydrogen and sulphur-dioxide, it is rapidly converted into hydrobromic acid.
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  • They react as reducing agents.
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  • They also act in many cases as reducing agents.
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  • The important reducing agents include hydrogen, hydrides such as those of iodine, sulphur, phosphorus, &c., carbon, many metals, potassium, sodium, aluminium, magnesium, &c., salts of lower oxyacids, lower salts of metals and lower oxides.
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  • This is best shown in the fact that Sn 2+ ions in solution are good reducing agents.
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  • The first process never extracts all the bismuth, as much as onethird being retained in the matte or speiss; the second is more satisfactory, since the extraction is more complete, and also allows the addition of reducing agents to decompose any admixed bismuth oxide or sulphide.
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