Question

State which of the following are oxidation reactions and which are reduction reactions.
a) Cu - Cu2+ 2e-
b) Sn4+ + 2e - Sn2+
c) Cu2+ + 2e -> Cu
d) 2CH - Cl2 + 2e-
e)Fe2 — Fe3++le​

Answer 1

Answer:

b Sn4+ + 2e - Sn2+

Explanation:

I think it will help you