Copper sulphate dissolves in ammonia due to the formulation of

AgCl dissolves in ammonia due to'the formation, of

Lead sulphate dissolves in

Copper sulphate is soluble in water.

Copper sulphate dissolves in excess of KCN to give

Copper sulphate dissolves in excess of KCN to give :

Copper sulphate dissolves in excess of KCN to give :

Copper sulphate dissolves in water to give copper sulphate solution. Name the solute, solvent and solution in the above statement.