(a) Magnesium sulphate solution and copper metal are produced when a piece of iron metal is immersed in a copper sulphate solution. This is an example of a displacement reaction.
CuSO4 + Fe → FeSO4 + Cu
(b) Na2SO4 + BaCl2 → BaSO4 + 2NaCl
(a) Magnesium sulphate solution and copper metal are produced when a piece of iron metal is immersed in a copper sulphate solution. This is an example of a displacement reaction.
CuSO4 + Fe → FeSO4 + Cu
(b) Na2SO4 + BaCl2 → BaSO4 + 2NaCl