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प्रश्न
Define the following term:
Water of crystallization
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उत्तर
It is the fixed amount of water that is present in a crystal as an integral part of its constitution. Hydrated salts are salts having water of crystallisation.
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संबंधित प्रश्न
Name the salt which is used as preservative in pickles, and in curing meat and fish.
Complete and balance the following chemical equations:
`NaCI (aq) + H_2O (l) `
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The aqueous solution of one of the following salts will turn red litmus to blue. This salt is:
(a) potassium sulphate
(b) sodium sulphate
(c) sodium chloride
(d) potassium carbonate
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Give one example of a salt which gives an aqueous solution having:
pH more than 7
Define the following term:
Hygroscopy
Name a colourless gas which bleaches.
Distinguish by a chemical test sodium hydroxide solution and ammonium hydroxide solution.
What are hygroscopic substances?
