Al + HNO₃(конц) = Al(NO₃)₃ + NO₂↑ + H₂O
Al(NO₃)₃ + 3NaOH = Al(OH)₃↓ + 3NaNO₃
Al³⁺ + 3NO³⁻ + 3Na⁺ + 3OH⁻ = Al(OH)₃ + 3Na⁺ + 3NO³⁻
Al³⁺ + 3OH⁻ = Al(OH)₃
2Al(OH)₃ = Al₂O₃ + 3H₂O
Al₂O₃ + 6HCl = 2AlCl₃ + 3H₂O
AlCl₃ = Al + 3Cl
Al + 3H₂O = Al(OH)₃ + H₂↑
Al + HNO₃(конц) = Al(NO₃)₃ + NO₂↑ + H₂O
Al(NO₃)₃ + 3NaOH = Al(OH)₃↓ + 3NaNO₃
Al³⁺ + 3NO³⁻ + 3Na⁺ + 3OH⁻ = Al(OH)₃ + 3Na⁺ + 3NO³⁻
Al³⁺ + 3OH⁻ = Al(OH)₃
2Al(OH)₃ = Al₂O₃ + 3H₂O
Al₂O₃ + 6HCl = 2AlCl₃ + 3H₂O
AlCl₃ = Al + 3Cl
Al + 3H₂O = Al(OH)₃ + H₂↑