4HCl + MnO2 = Cl2 + MnCl2 + 2H2O
Cl2 +2 NaOH = NaCl + NaClO + H2O
2NaClO -> 2NaCl + O2
2NaCl + H2SO4 = Na2SO4 + 2HCl
HCl + AgNO3 = AgCl + HNO3
4HCl + MnO2 = Cl2 + MnCl2 + 2H2O
Cl2 +2 NaOH = NaCl + NaClO + H2O
2NaClO -> 2NaCl + O2
2NaCl + H2SO4 = Na2SO4 + 2HCl
HCl + AgNO3 = AgCl + HNO3