Ca(OH)2 + CO2 ==== CaCO3 ↓+ H2O
HCl + AgNO3 === AgCl↓ + HNO3
H2SO4 + BaCl2 ==== BaSO4 ↓+ 2HCl
3NaOH + FeCl3 ==== Fe(OH)3↓ + 3NaCl
2NaOH + MgCl2 ==== Mg(OH)2↓ + 2NaCl
2NaOH + CuCl2 ==== Cu(OH)2↓ + 2NaCl
Ca(OH)2 + Na2CO3 === CaCO3↓+ 2NaOH
Ca(OH)2 + CO2 ==== CaCO3 ↓+ H2O
HCl + AgNO3 === AgCl↓ + HNO3
H2SO4 + BaCl2 ==== BaSO4 ↓+ 2HCl
3NaOH + FeCl3 ==== Fe(OH)3↓ + 3NaCl
2NaOH + MgCl2 ==== Mg(OH)2↓ + 2NaCl
2NaOH + CuCl2 ==== Cu(OH)2↓ + 2NaCl
Ca(OH)2 + Na2CO3 === CaCO3↓+ 2NaOH