Ответ:
1. 2Al(OH)₃ + 3H₂SO₄ → Al₂(SO₄)₃ + 6H₂O
2. Al₂(SO₄)₃ + 3BaCl₂ → 2AlCl₃ + 3BaSO₄↓
3. AlCl₃ + 3AgNO₃ → Al(NO₃)₃ + 3AgCl↓
4. 4Al(NO₃)₃ →t°→ 2Al₂O₃ + 12NO₂ + 3O₂
5. Al₂O₃ + 6HNO₃ → 2Al(NO₃)₃ + 3H₂O
6. Al(NO₃)₃ + 3NaOH → Al(OH)₃↓ + 3NaNO₃
7. 2Al(OH)₃ →t°→ Al₂O₃ + 3H₂O
8. Al₂O₃ + Na₂O → 2NaAlO₂
9. NaAlO₂ + 4HCl → NaCl + AlCl₃ + 2H₂O
10. NaCl + AgNO₃ → NaNO₃ + AgCl↓
11. 2NaNO₃ →t°→ 2NaNO₂ + O₂
12. 5NaNO₂ + 2KMnO₄ + 3H₂SO₄ → 5NaNO₃ + 2MnSO₄ + K₂SO₄ + 3H₂O