1. FeO+H₂=Fe+H₂O
2. Ca+H₂=CaH₂
3. Cl₂+H₂=2HCl
4. 2Na+2H₂O=2NaOH+H₂
5. BaO+H₂O=Ba(OH)₂
6. SO₃+H₂O=H₂SO₄
7. CuO+2HNO₃=Cu(NO₃)₂+H₂O
8. P₂O₅+6KOH=2K₃PO₄+3H₂O
9. Li₂O+SO₂=Li₂SO₃
10. Fe₂(SO₄)₃+6NaOH=2Fe(OH)₃+3Na₂SO₄
11. Mg(OH)₂=MgO+H₂O
12. Ni(OH)₂+2HBr=NiBr₂+2H₂O
13. 2H₃PO₄+2Al=2AlPO₄+3H₂
14. AgNO₃+HCl=AgCl+HNO₃
15. CuCl₂+Fe=FeCl₂+Cu
