

Few examples of redox reactions are -
1. Cu2+ + SO42- + 2Na+ + 2OH- -> (Cu2+ + 2OH-) Solid + 2Na+ + SO42-
2. 2Fe3+ + Sn2+ -> 2Fe2+ + Sn4+
3. Zn + 2HCl -> Zn2+ + H2 +2Cl-
4. 3CuS2+ + 3S2- + 8H+ + 8NO3- -> 3Cu2+ + 3SO42- + 8NO(g) + 4H2O
5. 5 SO32- (aq) + 2 MnO4- (aq) + 6H+ (aq) →→ 5SO42- (aq) + 2Mn2+ (aq) + 3H2O (l)
