Ca+O2=?+H2O=?+HCl=?
K+H2O=?+H2SO4=?
P+O2=?+H2O=?+Na2O=?
2Ca+O2=2CaO
CaO+H2O=Ca(OH)2
Ca(OH)2+2HCl=CaCl2 +2H20
2K+2H2O=2KOH +H2
2KOH+H2SO4=K2SO4+2H2O
4P+5O2=2P2O5
P2O5+3H2O=2H3PO4
2H3PO4+Na2O=2NaPO4+H2O+2H2
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Ca+O2=?+H2O=?+HCl=?
2Ca+O2=2CaO
CaO+H2O=Ca(OH)2
Ca(OH)2+2HCl=CaCl2 +2H20
K+H2O=?+H2SO4=?
2K+2H2O=2KOH +H2
2KOH+H2SO4=K2SO4+2H2O
P+O2=?+H2O=?+Na2O=?
4P+5O2=2P2O5
P2O5+3H2O=2H3PO4
2H3PO4+Na2O=2NaPO4+H2O+2H2