溶液中.
2Na+CuSO4+2H2O=Na2SO4+Cu(OH)2+H2↑
Mg+CuSO4=MgSO4+Cu
Fe+CuSO4=FeSO4+Cu
2Al+3CuSO4=Al2(SO4)3+3Cu
2Na+2H2O=2NaOH+H2↑
2Al+2NaOH+2H2O=2NaAlO2+3H2↑
溶液中.
2Na+CuSO4+2H2O=Na2SO4+Cu(OH)2+H2↑
Mg+CuSO4=MgSO4+Cu
Fe+CuSO4=FeSO4+Cu
2Al+3CuSO4=Al2(SO4)3+3Cu
2Na+2H2O=2NaOH+H2↑
2Al+2NaOH+2H2O=2NaAlO2+3H2↑