Multiple choice Which of the following pairs of complex ions exhibits diamagnetic character? [Ni(CN)4]2-, [Ni(Cl)4]2- [MnCl4]2-, [Ni(CO)4] [CuCl4]2-, [Cu(NH3)4]2+ [Ni(CN)4]2-, [Ni(CO)4] None of these Reveal answer Fill a bubble to check yourself D Correct answer Explanation This option is correct.