Senpoliya

Verified answer

1)
Na₂SO₃ + 2HCl = 2NaCl + SO₂ + H₂O 
2Na⁺ + SO₃²⁻ + 2H⁺ + 2Cl⁻ = 2Na⁺ + 2Cl⁻ + SO₂ + H₂O 
SO₃²⁻ + 2H⁺ = SO₂ + H₂O


2)
AlCl₃ + 3NaOH = Al(OH)₃ + 3NaCl
Al³⁺ + 3Cl⁻ + 3Na⁺ + 3OH⁻ = Al(OH)₃ + 3Na⁺ + 3Cl⁻
Al³⁺ + 3OH⁻ = Al(OH)₃