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प्रश्न
Write the probable colour of the following salt:
Ferrous sulphate
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उत्तर
Pale green
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संबंधित प्रश्न
Write the probable colour of the following salt:
Ferrous salts
Write the probable colour of the following salt:
Potassium nitrate
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Blue coloured solution.
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A metal whose alloy finds use in the construction of aircrafts in the powdered form is added to sodium hydroxide solution. A colourless gas was evolved and after reaction was over, the solution was colourless.
(a) Name the powdered metal added to sodium hydroxide solution.
(b) Name the gas evolved.
(c) Name the salt present in the colorless solution.
On adding dilute ammonia solution to a colourless solution of a salt, a white gelatinous precipitate appears. This precipitate, however, dissolves on addition of excess of ammonia solution. Identify (Choose from Na, Al, Zn, Pb, Fe).
- Which metal salt solution was used?
- What is the formula of the white gelatinous precipitate obtained?
Write balanced equation for the following reaction:
Zinc and sodium hydroxide solution
Name :
a coloured metallic oxide which dissolves in alkalis to yield colourless solutions.
Colour of an aqueous solution of copper sulphate is ______.
