H3PO4 +3KOH = K3PO4 + 3H2O
CL2+2Na-->2NaCL
2NaCL+H2SO4-->2HCL+Na2SO4
2HCL+Mg-->MgCL2+H2
MgCL2+2Ag-->2AgCL+Mg
N2+3H2-->2NH3
NH3+H2O-->NH4OH
2NH4OH+H2SO4-->(NH4)2SO4+2H2O
(NH4)2SO4+2NaOH-->Na2SO4+2NH3+2H2O
C CH3COOH не взаимодействует
<span>CuO + 2 HNO3 = Cu(NO3)2 + H2O
</span><span>2 Mg + O2 = 2 MgO
</span><span>MgO + H2SO4 = H2O + MgSO<span>4
</span></span><span>MgSO4 + 2 NaOH = Mg(OH)2 + Na2SO<span>4
</span></span><span>Mg(OH)2 = H2O + MgO
</span><span>MgO + 2 HNO3 = Mg(NO3)2 + H2O</span>