1. 4Al + 3O₂ → 2Al₂O₃
2. Al₂O₃ + 6HCl → 2AlCl₃ + 3H₂O
3. AlCl₃ + 3NaOH → Al(OH)₃ + 3NaCl
4. 2Al(OH)₃ + 3H₂SO₄ → Al₂(SO₄)₃ + 6H₂O
6H⁺ + 3SO₄⁻² + 2Al(OH)₃ → 2Al⁺³ + 3SO₄⁻² + 6H₂O
6H⁺ + 2Al(OH)₃ → 2Al⁺³ + 6H₂O
1. 4Al + 3O₂ → 2Al₂O₃
2. Al₂O₃ + 6HCl → 2AlCl₃ + 3H₂O
3. AlCl₃ + 3NaOH → Al(OH)₃ + 3NaCl
4. 2Al(OH)₃ + 3H₂SO₄ → Al₂(SO₄)₃ + 6H₂O
6H⁺ + 3SO₄⁻² + 2Al(OH)₃ → 2Al⁺³ + 3SO₄⁻² + 6H₂O
6H⁺ + 2Al(OH)₃ → 2Al⁺³ + 6H₂O