AlCl₃ + 3KOH = Al(OH)₃ + 3KCl
2Al(OH)₃ = Al₂O₃ + 3H₂O (t)
Al₂O₃ + 2NaOH + 3H₂O = 2Na[Al(OH)₄)]
2Na[Al(OH)₄)] + 4H₂SO₄ = Al₂(SO₄)₃ + 8H₂O + Na₂SO₄
Al₂(SO₄)₃ + 6KOH = 2Al(OH)₃ + 3K₂SO₄
Al(OH)₃ + 3HCl = AlCl₃ + 3H₂O
AlCl₃ + 4NaOH (конц) = Na[Al(OH)₄)] + 3NaCl