1) Сa + O₂ = 2CaO
CaO + H₂O = Ca(OH)₂
Ca(OH)₂ + 2HCl = CaCl₂ + 2H₂O
2) Mg + 2HCl = MgCl₂ + H₂↑
MgCl₂ + 2NaOH = Mg(OH)₂ + 2NaCl
Mg(OH)₂ + H₂SO₄ = MgSO₄ + 2H₂O
Copyright © 2024 SCHOLAR.TIPS - All rights reserved.
Answers & Comments
1) Сa + O₂ = 2CaO
CaO + H₂O = Ca(OH)₂
Ca(OH)₂ + 2HCl = CaCl₂ + 2H₂O
2) Mg + 2HCl = MgCl₂ + H₂↑
MgCl₂ + 2NaOH = Mg(OH)₂ + 2NaCl
Mg(OH)₂ + H₂SO₄ = MgSO₄ + 2H₂O