Write the chemical formula for the following compounds
a) Aluminium sulphate
b) Silver nitrate
c) Magnesium oxide
d) Barium chloride
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) Aluminium + copper chloride → Aluminium chloride + Copper (D) Barium chloride + Potassium sulphate → Barium sulphate + Potassium chloride.