JEE Mains · Chemistry · STD 12 - 5. Co-ordination chemistry
The number of paramagnetic metal complex species among \(\left[\mathrm{Co}\left(\mathrm{NH}_3\right)_6\right]^{3+}, \quad\left[\mathrm{Co}\left(\mathrm{C}_2 \mathrm{O}_4\right)_3\right]^{3-}\), \(\left[\mathrm{MnCl}_6\right]^{3-},\left[\mathrm{Mn}(\mathrm{CN})_6\right]^{3-},\left[\mathrm{CoF}_6\right]^{3-},\left[\mathrm{Fe}(\mathrm{CN})_6\right]^{3^{3-}}\) and \(\left[\mathrm{FeF}_6\right]^{3-}\) with same number of unpaired electrons is ________.
- A 4
- B 6
- C 8
- D 2
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(D) 2
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