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uranate

uranate Sentence Examples

  • The precipitate, after having been collected and washed, is digested with a warm concentrated solution of ammonium carbonate, which dissolves the uranium as a yellow solution of ammonium uranate, while the hydrated oxide of iron, the alumina, &c., remain.

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  • These are filtered off hot, and the filtrate is allowed to cool, when crystals of the uranate separate out.

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  • The filtrate, on being boiled down, yields a second crop of uranate.

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  • This uranate when ignited in a platinum crucible leaves a green oxide of the composition U308, i.e.

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  • Sodium uranate, Na2U207, is used as a pigment for painting on glass and porcelain under the name of uranium yellow.

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  • It is manufactured by heating pitchblende with lime, treating the resulting calcium uranate with dilute sulphuric acid, and adding sodium carbonate in excess.

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  • Ammonium uranate heated to redness yields pure U308, which serves as a raw material for uranium compounds.

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  • Solutions of uranyl salts (nitrate, &c.) behave to reagents as follows: sulphuretted hydrogen produces green uranous salt with precipitation of sulphur; sulphide of ammonium in neutral solutions gives a black precipitate of UO 2 S, which settles slowly and, while being washed in the filter, breaks up partially into hydrated UO 2 an sulphur; ammonia gives a yellow precipitate of uranate of ammonia, characteristically soluble in hot carbonate of ammonia solution; prussiate of potash gives a brown precipitate which in appearance is not unlike the precipitate produced by the same reagent in cupric salts.

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  • The precipitate, after having been collected and washed, is digested with a warm concentrated solution of ammonium carbonate, which dissolves the uranium as a yellow solution of ammonium uranate, while the hydrated oxide of iron, the alumina, &c., remain.

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    0
  • These are filtered off hot, and the filtrate is allowed to cool, when crystals of the uranate separate out.

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    0
  • The filtrate, on being boiled down, yields a second crop of uranate.

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    0
  • This uranate when ignited in a platinum crucible leaves a green oxide of the composition U308, i.e.

    0
    0
  • Sodium uranate, Na2U207, is used as a pigment for painting on glass and porcelain under the name of uranium yellow.

    0
    0
  • It is manufactured by heating pitchblende with lime, treating the resulting calcium uranate with dilute sulphuric acid, and adding sodium carbonate in excess.

    0
    0
  • Ammonium uranate heated to redness yields pure U308, which serves as a raw material for uranium compounds.

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    0
  • Solutions of uranyl salts (nitrate, &c.) behave to reagents as follows: sulphuretted hydrogen produces green uranous salt with precipitation of sulphur; sulphide of ammonium in neutral solutions gives a black precipitate of UO 2 S, which settles slowly and, while being washed in the filter, breaks up partially into hydrated UO 2 an sulphur; ammonia gives a yellow precipitate of uranate of ammonia, characteristically soluble in hot carbonate of ammonia solution; prussiate of potash gives a brown precipitate which in appearance is not unlike the precipitate produced by the same reagent in cupric salts.

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