2Ba + O₂ = 2BaO
BaO + H₂O = Ba(OH)₂
Ba(OH)₂ + Na₂CO₃ = BaCO₃ + 2NaOH
BaCO3 + 2HCl = BaCl₂ + H₂O + CO₂↑
BaCl₂ + H₂SO₄ = BaSO₄ + 2HCl
2Ba + O₂ = 2BaO
BaO + H₂O = Ba(OH)₂
Ba(OH)₂ + Na₂CO₃ = BaCO₃ + 2NaOH
BaCO3 + 2HCl = BaCl₂ + H₂O + CO₂↑
BaCl₂ + H₂SO₄ = BaSO₄ + 2HCl