Multiple choice Among the following the maximum covalent character is shown by the compound Mgcl2 Fecl2 Sncl2 Alcl3 Reveal answer Fill a bubble to check yourself D Correct answer Explanation According to Fajan's rules, covalent character increases with the charge density of the cation. Al(3+) has the highest charge among the choices, leading to the highest polarization of the chloride ion.