Question

please answer this ​

Answer 1

Answer:

c.

B,hydrogen and A,oxygen.

b.

electrolysis process.

a.

A is anode and B is cathode.

Answer 2

Answer:

(a)   A is cathode

      B is anode.

(b)   electrolysis(esp. hydrolysis)

(c)    gas formed at A is HYDROGEN $(H_{2})$.

        gas formed at B is OXYGEN $(O_{2})$.