2Ca+O2=2CaO
CaO+H2O=Ca(OH)2
3Ca(OH)2+2H3PO4=Ca3(PO4)2+6H2O
Ca3(PO4)2 = 3CaO + P2O5
CaO + 2 HCl → H2O + CaCl2
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2Ca+O2=2CaO
CaO+H2O=Ca(OH)2
3Ca(OH)2+2H3PO4=Ca3(PO4)2+6H2O
Ca3(PO4)2 = 3CaO + P2O5
CaO + 2 HCl → H2O + CaCl2