Multiple choice

How many isomers are possible for [Co (edta)]?

  1. 0

  2. 1

  3. 2

  4. 3

Reveal answer Fill a bubble to check yourself
C Correct answer
Explanation

EDTA is a hexadentate ligand that wraps around the metal ion. In [Co(edta)]-, EDTA occupies all six coordination sites in octahedral geometry. This arrangement creates a chiral center, giving two enantiomers (optical isomers).