Egalati redox urmatoarele:

Răspuns:
6HCI + 2HNO3 → 3 Cl2 + 2NO + 4 H2O
6 Cl -I - 6 e - → 6 Cl 0 (oxidare) agent reducator
2 N V + 6 e - → 2 N II (reducere) agent oxidant
SO2 + 2 FeCI3 + 2H2O → 2FeCI2 + H2SO4 + 2HCI
S IV - 2 e - → S VI (oxidare) agent reducator
2 Fe III + 2 e - → 2 Fe II (reducere) agent oxidant
6 KI+ 8HNO3 → 3I2 + 2NO + 6KNO3 + 4H2O
6 I -I - 6 e - → 6 I 0 (oxidare) agent reducator
2 N V + 6 e - → 2 N II (reducere) agent oxidant