Question

On keeping iron nails in blue coloured copper sulphate solution,it is observed that colour of solution turns light green.Name the reacriin

Answer 1

decomposition reaction

Answer 2

Iron being a more reactive metal than copper displaces it from copper sulphate solution and forms a light green solution of ferrous sulphate while reddish brown coating of copper can be observed on the iron nail.

It is a single displacement reaction

Fe + CuSO4 —-> FeSO4 + Cu