Solve this: 65.
1000mL 1M CuSO4(aq) is electrolysis by 9.65 amp current for 100 sec using Pt-electrode.Which is incorrect statement ?
(l) Blue colour intensity decreases during electrolysis.
(2) Blue colour intensity remains constant if Cu-electrode used
(3) pH or solution is 8 after electrolysis.
(4) At anode O2 gas liberated during electrolysis.