Multiple choice A ligand having an unshared pair of electrons can be a positive charge ion neutral molecule negative charge ion 2 and 3 1 and 3 1 and 2 All of these None of these Reveal answer Fill a bubble to check yourself D Correct answer Explanation This option is correct because ligand having an unshared pair of electrons can be a positive charge ion or neutral molecule or negative charge ion or group containing a lone pair of electrons.