Ca-->ca(oh)2-->cao-->caco3-->cacl3

Question

Ca-->ca(oh)2-->cao-->caco3-->cacl3

Answer 1

2Са  + 2H2O = 2Ca( Oh)2 + 2 H2

Ca(OH)2 = CaO+H2O

CaO+ H2CO3 = CaCO3+H2O

CaCO3+2KCL=CaCl2+K2CO3