Question

what is a double salt? Give one example.

Answer 1

A salt that crystallizes from an aqueous solution of a mixture of two different ions. The mineral dolomite(CaMg(CO3)2), for example is a double salt which crystallises from a solution containing both calcium and magnesium ions. Double salts only exists on solids. Compare complex salt and simple salt.
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Answer 2

Hey !!

When two or more salts are added to form a stable solid together and break into constituent ions when dissolved in water or any solvent salts.

Example :- FeSO₄ (NH₄)₂SO₄.6H₂O (Mohr's salt )

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