Periodic TableHard

Question

Identify the correct order of solubility in aqueous medium :

Options

A.CuS > ZnS > Na₂S

B.ZnS > Na₂S > CuS

C.Na₂S > CuS > ZnS

D.Na₂S > ZnS > CuS

Solution

Alkali metal salts are more soluble.
Also ZnS is more solution than CuS.

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