Question: Write the balanced chemical equations for the following reactions.
(a) Calcium hydroxide + Carbon dioxide → Calcium carbonate + Water
(b) Zinc + Silver nitrate → Zinc nitrate + Silver
(c) Aluminum + Copper chloride → Aluminum chloride + Copper
(d) Barium chloride + Potassium sulphate → Barium sulphate + Potassium chloride
Answer:
(a) Ca(OH)₂ + CO₂ ⟶ CaCO₃ + H₂O
(b) Zn + 2AgNO₃ ⟶ Zn(NO₃)₂ + 2Ag
(c) 2Al + 3CuCl₂ ⟶ 2AlCl₃ + 3Cu
(d) BaCl₂ + K₂SO₄ ⟶ BaSO₄ + 2KCL
