1) ZnCl₂+2NaOH=Zn(OH)₂↓+2NaCl
2) Zn(OH)₂+2NaOH=Na₂ZnO₂+2H₂O
3) Na₂ZnO₂+2H₂SO₄=ZnSO₄+Na₂SO₄+2H₂O
4) ZnSO₄+2NaOH=Zn(OH)₂↓+Na₂SO₄
5) Zn(OH)₂+H₂SO₄=ZnSO₄+2H₂O
1) ZnCl₂+2NaOH=Zn(OH)₂↓+2NaCl
2) Zn(OH)₂+2NaOH=Na₂ZnO₂+2H₂O
3) Na₂ZnO₂+2H₂SO₄=ZnSO₄+Na₂SO₄+2H₂O
4) ZnSO₄+2NaOH=Zn(OH)₂↓+Na₂SO₄
5) Zn(OH)₂+H₂SO₄=ZnSO₄+2H₂O