1 、 Fe3+ + 3NH3*H2O = Fe(OH)3 沉淀 + 3 NH4+
2 、Mg2+ + 2NH3*H2O = Mg(OH)2 沉淀 + 2NH4+
3、Ag+ + NH3*H2O = AgOH 沉淀 + NH4+
AgOH + 2NH3*H2O = 「Ag(NH3)2」- + OH- + 2H2O
4、Cu2+ + 2NH3*H2O = Cu(OH)2 沉淀 + 2NH4+
5、Al3+ + 3NH3*H2O = Al(OH)3 沉淀 + 3NH4+
1 、 Fe3+ + 3NH3*H2O = Fe(OH)3 沉淀 + 3 NH4+
2 、Mg2+ + 2NH3*H2O = Mg(OH)2 沉淀 + 2NH4+
3、Ag+ + NH3*H2O = AgOH 沉淀 + NH4+
AgOH + 2NH3*H2O = 「Ag(NH3)2」- + OH- + 2H2O
4、Cu2+ + 2NH3*H2O = Cu(OH)2 沉淀 + 2NH4+
5、Al3+ + 3NH3*H2O = Al(OH)3 沉淀 + 3NH4+