Choose the correct shape, weak or strong field, and number of unpaired electrons for [CoI6]3-.
A) tetrahedral, strong, 2
B) tetrahedral, weak, 4
C) square planar, strong, 0
D) octahedral, strong, 5
E) octahedral, weak, 4

Question

Quizplus · Accepted Answer

[CoI6]3- is an octahedral complex with iodide (I-) as a weak field ligand, leading to high spin configuration with 4 unpaired electrons.

Choose the Correct Shape, Weak or Strong Field, and Number