Uzupełnij i uzgodnij równania reakcji:
a)Na2O+.....HCl---->.............+.................
b)CaO+H2SO4---->...............+.................
c).....BaO+.........H3PO$----->.............+..........
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a)
Na2O + 2HCl ---------> 2NaCl + H2O
b)
CaO + H2SO4-------> CaSO4 + H2O
c)
3BaO + 2H3PO4 ------> Ba3(PO4)2 + 3H2O
a) Na₂O + 2HCl -> 2NaCl + H₂O
b) CaO + H₂SO₄ -> CaSO₄ + H₂O
c) 3BaO + 2H₃PO₄ -> Ba₃(PO₄)₂ + 3H₂O