Question

WHEN COPPPER SULPHATE SOLUTION IS STORED IN AN IRON VESSEL , SOME HOLES ARE OBSERVED IN THE IRON VESSEL. GIVE REASON?

Answer 1

CuSO4 + Fe --------------> FeSO4 + Cu 

Since Fe is more reactive than the Cu  . when CuSO4 is kept in the Fe vessel than the reaction b/w Cu and Fe takes place .therefore iron vessel gets hole in it.