<span>1.2Al+3Cl₂=2AlCl3</span>
<span><span>2.P₂O₅+3H₂O=2H3PO4</span></span>
<span><span><span>CaCO₃ -> CO₂+CaO</span></span></span>
<span><span><span><span>2NaHCO₃ -> Na₂CO₃+H₂o+CO₂</span></span></span></span>
<span><span><span><span><span>2KClO₃ -> 2KCl+3O₂.</span></span></span></span></span>
<span><span><span><span><span><span>Mg+N₂ ->MgN₂</span></span></span></span></span></span>
<span><span><span><span><span><span><span>2Al+3CuCl₂ ->2AlCl₃+3Cu</span></span></span></span></span></span></span>
<span><span><span><span><span><span><span><span>Cu(OH)₂ -> CuO+H₂O</span></span></span></span></span></span></span></span>
<span><span><span><span><span><span><span><span><span>2Al+3O₂ -> 2Al₂O₃.</span></span></span></span></span></span></span></span></span>
<span><span><span><span><span><span><span><span><span>CuSO₄+2KOH -> K₂SO₄+Cu(OH)₂</span></span></span></span></span></span></span></span></span>
<span><span><span><span><span><span><span><span><span><span>H₃PO₄+3NaOH -> Na₃PO₄+3H₂O.</span></span></span></span></span></span></span></span></span></span>
<span><span><span><span><span><span><span><span><span><span><span>CH₄+2O₂ -> CO₂+2H₂O.</span></span></span></span></span></span></span></span></span></span></span>
<span><span><span><span><span><span><span><span><span><span><span><span>.ZnO+2HNO₃ -> Zn(NO₃)₂+H₂O.</span></span></span></span></span></span></span></span></span></span></span></span>
<span><span><span><span><span><span><span><span><span><span><span><span><span>2Fe+3Cl₂ -> 2Fecl₃.</span></span></span></span></span></span></span></span></span></span></span></span></span>
<span><span><span><span><span><span><span><span><span><span><span><span><span><span>3FeO+2Al -> Al₂O₃+3Fe</span></span></span></span></span></span></span></span></span></span></span></span></span></span>
<span>CaO+2HCl -> CaCl₂+H₂O.16.Mg+H₂SO₄ -> MgSO₄+H₂.17.2Al+3S ->Al₂S₃.18.Zn+2HCl -> ZnCl₂H₂.19.2Fe+3O₂ -> 2Fe₂O₃.20.2H₃PO₄+6K -> 2K₃PO₄+3H₂.21.CuCl₂+2KOH -> Cu(OH)₂+2KCl.22.2KNO₃ -> 2KNO₂+O₂.23.CuO+2HECl -> CuCl2+H₂O.24.Fe₂O₃+3H₂ -> 2Fe+3H₂O.25.2Fe(OH)₃+3H₂SO₄ -> Fe₂(SO₄)₃+6H₂O.26.3H₂O+P₂O₅ -> 2H₃PO₄.27.Zn+2HCl -> ZnCl₂+H₂.28.H₂+ZnO -> Zn+H₂O</span>