Question

Напишите уравнения реакций: Ca ⟶ Ca(OH)2 ⟶ CaCO3 ⟶ CaO ⟶ Ca(OH)2 ⟶ CaCl2.

Answer 1

Ca + H2O = Ca(OH)2
Ca(OH)2 + CO2 = CaCO3 + H2O
CaCO3 = CaO + CO2↑
CaO + H2O = Ca(OH)2
Ca(OH)2 + 2HCl = CaCl2 + 2H2O