Question

8. State which of the following are oxidation reactions
and which are reduction reactions :
(i) Cu → Cu2+ + 2e (ii) Sn4+ + 2e → Sn2+
(iii) 2CF + Cl2 + 2e- (iv) Fe2+ → Fe3+ + le-​

Answer 1

Answer:

1)oxidation ,2)reduction 3)reduction4) oxidation

Explanation:

because gain of electron is reduction and lose of electron is oxidation.