Why Is Aluminium Chloride AlCl3?

Why Is Aluminium Chloride AlCl3? What is Aluminium Chloride (AlCl3)? Aluminium chloride is also sometimes referred to as aluminium trichloride or aluminium (III) chloride. The compound is formed when aluminium and chlorine are reacted together. Its chemical formula is written as AlCl3. Why is the formula for aluminium chloride AlCl3? Aluminum chloride is an ionic