Ca + 2H2O = Ca(OH)2 + H2↑
Сa(OH)2 + CO2 = CaCO3↓ + H2O
CaCO3 =t= CaO + CO2
CaO + H2O = Ca(OH)2
Ca(OH)2 + 2HCl = CaCl2 + 2H2O
Ca + 2H2O = Ca(OH)2 + H2↑
Сa(OH)2 + CO2 = CaCO3↓ + H2O
CaCO3 =t= CaO + CO2
CaO + H2O = Ca(OH)2
Ca(OH)2 + 2HCl = CaCl2 + 2H2O