Question
Chemistry Question on coordination compounds
[Fe(CN)6]4-
[Fe(CN)6]3-
[Ti(CN)6]3-
[Ni(CN)4]2-
[Co(CN)6]3-
Among the given complexes, number of paramagnetic complexes is_______.
Answer
The correct answer is 2
| Valence shell configuration| Magnetic Nature
---|---|---
[Fe(CN)6]4–| 3d6 (Pairing)| Diamagnetic
[Fe(CN)6]3–| 3d5 (Pairing)| Paramagnetic
[Ti(CN)6]3–| 3d1| Paramagnetic
[Ni(CN)4]2–| 3d8 (Pairing)| Diamagnetic
[Co(CN)6]3–| 3d6 (Pairing)| Diamagnetic
Therefore , number of paramagnetic complexes is 2