Question

Copper is purified byb electrolytic refining of blister copper. The conrect statement(s) about this process is (are)
A. Impure Cu stirp is used as cathode
B. Acidified aqueous `CuSO_(4)` is used as electrolyte
C. Pure Cu deposits at cathode
D. Impurities settle as anode-mud

Answer 1

Correct Answer - B::C::D
Impure Cu is used as anode pure Cu deposited at cathode. Electrolyte is acidified solution of `CuSO_(4)`. Impurities settle as anode mud.