What is Al2Se3? Important knowledge about Al2Se3

1. Definition of Al₂Se₃

Al₂Se₃, also known as Aluminum selenide, consists of 2 Aluminium (Al) atoms and 3 Selenium (Se) atoms. The molecular structure of Al₂Se₃ can be described as follows: each aluminum atom forms a covalent bond with three selenium atoms, forming a large molecule. Each aluminum atom in Al₂Se₃ has an oxidation state of +3.

2. Properties of Al₂Se₃

2.1 Physical properties of Al₂Se₃: Al₂Se₃ is a solid that ranges in color from white to gray. It has no characteristic smell and has no pH value because it is insoluble in water.

2.2 Chemical properties of Al₂Se₃: Al₂Se₃ readily reacts with water and acids to produce hydrogen selenide. It can also react with other metals to form different compounds.

3. Common chemical reactions with Al₂Se₃: Due to its special properties, there are not many common chemical reactions with Al₂Se₃.

4. Synthesis of Al₂Se₃

4.1 Laboratory synthesis of Al₂Se₃: Al₂Se₃ can be synthesized by reacting aluminum with selenium at high temperatures.

4.2 Industrial synthesis of Al₂Se₃: It is not produced on an industrial scale due to its highly reactive and toxic properties.