What Are The Properties Of Aluminium Sulfide?

Aluminium sulfide (Al2S3) is a chemical compound composed of two atoms of aluminium and three atoms of sulfur. It has several properties, including:

1. Physical appearance: Aluminium sulfide is a white or yellowish powder that is insoluble in water.

2. Melting and boiling points: The melting point of aluminium sulfide is 1100°C, and the boiling point is 1500°C.

3. Density: The density of aluminium sulfide is 2.02 g/cm³.

4. Stability: Aluminium sulfide is stable at room temperature but can decompose when heated to form aluminium oxide and hydrogen sulfide.

5. Chemical reactivity: Aluminium sulfide reacts with water to produce aluminum hydroxide and hydrogen sulfide gas. It also reacts with acids to produce hydrogen sulfide gas.

6. Electrical conductivity: Aluminium sulfide is an insulator and does not conduct electricity.

7. Crystal structure: Aluminium sulfide has a hexagonal crystal structure.

8. Uses: Aluminium sulfide is used as a raw material in the production of aluminum metal and in other chemical reactions.

Overall, aluminium sulfide has a range of physical and chemical properties that make it useful in various applications.