Question

An iron nail is immersed in CuSO, solution and connected to a battery. What do you think
will happen to the nail when electric current is passed through the solution?​

Answer 1

Explanation:

When iron nail is dipped in Copper sulphate, it takes reaction between them and Copper sulphate changes its color from blue to light green. ... This could replace copper from CuSO4, and blue color and FeSO4 is in light green color. It will change its colors due to copper iron nails functions.