What is the formula for aluminum sulfide?

The formula for aluminum sulfide is Al2S3. It is a chemical compound composed of two aluminum (Al) atoms and three sulfur (S) atoms. The molecular weight of aluminum sulfide is 150.16 g/mol. It is a crystalline solid that is gray or white in color and is mainly used in the production of aluminum alloys and as a reducing agent in chemical reactions. It is also used in the production of light-emitting diodes (LEDs) as a source of sulfur. Aluminum sulfide is highly reactive and can react violently with water and acids. It is toxic if ingested and can cause skin irritation. It is important to handle this compound with care and follow safety precautions when working with it.