Aluminium Chloride

"Barium chloride reacts with aluminium sulphate to give aluminium chloride and a precipitate of barium sulphate" (i) Translate the above statement into a chemical equation. (ii) State two types in which this reaction can be classified.

Write the balanced chemical equations for the following reactions: (a) Calcium hydroxide + Carbon dioxide to Calcium carbonate + Water (b) Zinc + Silver nitrate to Zinc nitrate + Silver (c) Aluminium + Copper chloride to Aluminium chloride + Copper (d) Barium chloride + Potasium sulphate to Barium sulphate + Potassium chloride

Chlorides of both beryllium and aluminium have bridged chloride structures in solid phase.

Aluminium (III) chloride forms a dimer because aluminium