What Are The Properties Of Aluminium Bromide?

Aluminum bromide (AlBr3) is an ionic compound that is composed of aluminum cations (Al3+) and bromide anions (Br-). Here are some of its properties:

1. Physical state: Aluminum bromide is a white or yellowish solid at room temperature.

2. Solubility: It is highly soluble in polar solvents such as water, ethanol, and acetone. However, it is insoluble in non-polar solvents such as benzene and carbon tetrachloride.

3. Melting and boiling points: The melting point of aluminum bromide is 97°C, and its boiling point is 265°C.

4. Density: The density of aluminum bromide is 3.01 g/cm³.

5. Molecular weight: Its molecular weight is 266.69 g/mol.

6. Chemical reactivity: Aluminum bromide is a Lewis acid, which means that it can accept electron pairs from other molecules or ions. Therefore, it is commonly used as a catalyst in organic reactions. It reacts vigorously with water to form hydrobromic acid and aluminum oxide.

7. Toxicity: Aluminum bromide is toxic and should be handled with care. Inhalation, ingestion, or skin contact can cause severe irritation and damage to the respiratory system, gastrointestinal tract, and skin.

Overall, aluminum bromide is a useful chemical compound with unique physical and chemical properties that make it valuable in organic synthesis and other applications; however, it should always be handled with caution due to its toxicity.