Question

The electrode potential of some metal electrodes
are, Cu+2| Cu=0.34V
, Pb+2 | Pb = -0.13 V
Ag Ag=0.80V,
Zn+2| Zn=-0.76 V
Which of the following reactions will not occur?
a) Zn + Cu+2→ Zn^2+ Cu
b) Zn + Pb+2 → Zn^2+ Pb
c) Cu + 2Ag+ → Cu^ 2 + 2Ag
d) Cu + Pb2 → cu^2+ Pb​

Answer 1

Answer:

c is the answer as a useless rective