Question

Which among the following reactions is/are not
correct?
(a) CuSO4 + ZnZnSO4 + Cu
(b) Znso, + Fe- FeSO, + Zn
(c) Cuso, + Fe- FeSO4 + Cu
(d) FeSO, + Cu- Cuso. * Fe
(1) Only (d)
(2) Both (b) and (d)
(3) Both (a) and (c) (4) Both (b) and (c)​

Answer 1

Answer:

option 2 is wrong one answer