1. CO + O₂ = 2CO₂
2. CO₂ + CaO = CaCO₃
3. CaCO₃ + CO₂ + H₂O=Ca(HCO₃)₂
4. Ca(HCO₃)₂+ Ca(OH)₂ = 2CaCO₃+2H₂O
5. CaCO₃ = CO₂ + Н₂О при нагревании
1. CO + O₂ = 2CO₂
2. CO₂ + CaO = CaCO₃
3. CaCO₃ + CO₂ + H₂O=Ca(HCO₃)₂
4. Ca(HCO₃)₂+ Ca(OH)₂ = 2CaCO₃+2H₂O
5. CaCO₃ = CO₂ + Н₂О при нагревании