Question

In electrolysis of cuso4 why cu gain two electron instea being a metal

Answer 1

This is the most basic principle of electrolysis. Whenever copper sulfate (CuSO4) is added to water, it gets dissolved in the water. As the CuSO4 is an electrolyte, it splits into Cu+ + (cation) and SO4− − (anion) and move freely in the solution. electrons from it and becomes neutral copper atoms.