Question

Al-Al2O3-Al2(SO4)3-AlCl3-Al(OH)3-Al2O3

Answer 1

Ответ:

Al→Al₂O₃→Al₂(SO₄)₃→AlCl₃→Al(OH)₃→Al₂O₃

4Al+3O₂=2Al₂O₃

Al₂O₃+3H₂SO₄=Al₂(SO₄)₃+3H₂O

Al₂(SO₄)₃+3BaCI₂=2AlCl₃+3BaSO₄↓

AlCl₃+3NaOH=Al(OH)₃↓+3NaCI

2Al(OH)₃+t°C=Al₂O₃+3H₂O