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Ca + ............... --> Ca(OH)₂
CaO + .............. --> CaCO₃
CaCO₃ + ............. --> CaO
Ca + .............. --> CaO
CaO + ............... --> Ca(OH)₂
Ca(OH)₂ + ............... --> CaCO₃
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1. Ca + 2H2O --> Ca(OH)2+H2
2. CaO + CO2 --> CaCO3
3. CaCO3 -T-> CaO + CO2
4.2Ca + O2 --> 2CaO
5. CaO + H2O --> Ca(OH)2
6. Ca(OH)2 + CO2 --> CaCO3 + H2O
Ca + 2H₂O ---> Ca(OH)₂ + H₂
CaO + CO₂ ---> CaCO₃
CaCO₃ ---T---> CaO + CO₂
2Ca + O₂ ---> 2CaO
CaO + H₂O ---> Ca(OH)₂
Ca(OH)₂ + CO₂--> CaCO₃ + H₂O