Question

Составьте уравнения соответствующих реакций
CaO⇒Ca(OH)₂⇒CaCO₃⇒Ca(HCO₃)₂⇒CaCO₃⇒CaO

Answer 1

1) CaO + H₂O = Ca(OH)₂
2) Ca(OH)₂ + CO₂ = CaCO₃ + H₂O
3) CaCO₃ + H₂CO₃ = Ca(HCO₃)₂
4) Ca(HCO₃)₂ + Ca(OH)₂ = 2CaCO₃ + H₂O
5) CaCO₃ = CaO + CO₂