1. 2Ca + O2 -> 2CaO
2. CaO + H2O ->Ca(OH)2
3. Ca(OH)2 + 2HCL -> CaCL2+ 2H2O
4. CaO + 2HNO3 -> Ca(NO3)2 + H2O
1. 2Ca + O2 -> 2CaO
2. CaO + H2O ->Ca(OH)2
3. Ca(OH)2 + 2HCL -> CaCL2+ 2H2O
4. CaO + 2HNO3 -> Ca(NO3)2 + H2O