Why does Aluminum chloride form a covalent bond instead of an ionic ?

2 Questions:1) Why does Aluminium Chloride form covalent bonds instead of ionic ?2) Why does Aluminium Fluoride form ionic bonds instead of covalent ?

This Site Might Help YouRE: Why does Aluminum chloride form a covalent bond instead of an ionic ? 2 Questions: 1) Why does Aluminium Chloride form covalent bonds instead of ionic ? 2) Why does Aluminium Fluoride form ionic bonds instead of covalent ?