1 Fe+Cu=Fe2+ +Cu
2 Zn+2H+====Zn2++H2↑
3 CaCO3+ 2H+= Ca2+ + H2O+CO2↑
4 H++OH-=H2O
5 MnO2＋4H＋ +2Cl-===Mn2＋＋Cl2↑＋2H2O
6 2H+ +SO42- +Ba2+ + +2OH-=BaSO4↓+2H2O
7 Al2O3+2OH-=2AlO2-+H2O
8 Ca2＋＋2OH－＋SO2= CaSO3 ↓＋H2O
CaSO3＋SO2 ＋H2O= Ca2＋＋2HSO32-
9 Al3++3NH3•H2O=Al(OH)3↓+3NH4+
10 Al3++3H2O=Al(OH)3+3H+
CaCO3＋CO2＋H2O= Ca2＋＋2HCO3－