Iron(III)forms an octahedral complex with the ligand CN^-.How many unpaired electrons are in the d orbitals of iron? A)1 B)3 C)5 D)7 E)None of these choices is correct.

Question

Quizplus · Accepted Answer

Iron(III) has a d^5 configuration. In the presence of the strong field ligand CN^-, the electrons pair up in the lower energy t2g orbitals, leaving one unpaired electron.

Iron(III)forms an Octahedral Complex with the Ligand CN-

Iron(III)forms an Octahedral Complex with the Ligand CN^-