Here's a breakdown:

* Al: Aluminum, a metallic element.

* 2: Indicates two aluminum atoms.

* (CO₃): Carbonate ion, a polyatomic ion composed of one carbon atom and three oxygen atoms.

* 3: Indicates three carbonate ions.

Properties of Aluminum Carbonate:

* White solid: It exists as a white powder.

* Insoluble in water: It does not dissolve well in water.

* Decomposes upon heating: When heated, it breaks down into aluminum oxide (Al₂O₃), carbon dioxide (CO₂), and water (H₂O).

* Used in manufacturing: It's used in the production of aluminum oxide, which is a common ingredient in various products like ceramics and glass.

Important Note: Aluminum carbonate is not a stable compound and readily decomposes in air. It's typically found as a hydrated form (Al₂(CO₃)₃·xH₂O), where 'x' represents the number of water molecules bound to the compound.