Multiple choice

A salt containing water of crystallisation is called

  1. hydrous salt

  2. anhydrous salt

  3. neutral salt

  4. acidic salt
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A Correct answer
Explanation

When certain salts form crystals with a definite number of molecules of water, they chemically combine to do so in a definite proportion. A salt containing water of crystallisation is called a hydrous salt or a hydrate. This water can be expelled out also.e.g.CaCl2, 6H2O,Na2CO3, 10 H2O etc.

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