Question
Chemistry Question on coordination compounds
The number of geometrical isomers of the complex [Co(NO2)3(NH3)3] is
A
4
B
0
C
2
D
3
Answer
2
Explanation
Solution
For octahedral Ma3b3 complexes there are two isomers facial where the 'a' ligands occupy one face (all cis) and meridional where one of the 'a' ligands is moved so it is in the same equatorial plane as the other two 'a' ligands.