Question

A strip of impure copper metal is given to you. describe briefly how you will purify it by using the chemical effect of electric current ?

Answer 1

In the purification of copper by electrolytic refining, the strip of impure copper metal is made the anode and a strip of pure coppermetal is the cathode. A solution of copper sulphate is used as the electrolyte. When current is passed through the electrolyte, pure copper from the anode