Question

4. Which of the following facts is true about
electrolysis of copper sulphate solution using
copper electrodes?
(a) Mass of cathode decreases and that of
anode increases
(b) Mass of cathode increases and that of
anode decreases
(c) Mass of both cathode and anode decreases
(d) Mass of cathode and anode remain
unchanged
5. Which of the following is not a cathodic
process?
(a) Nat + e + Na (b) Al3+ + 3e → AI
(c) CI-e → CI (d) H+ +e+H​

Answer 1

Answer: opinion A is the answer.

Answer 2

Answer:

option b. ............