JEE Mains · Chemistry · STD 12 - 5. Co-ordination chemistry
The number of paramagnetic complex among \(\left[\mathrm{FeF}_6\right]^{3-},\left[\mathrm{Fe}(\mathrm{CN})_6\right]^{3-},\left[\mathrm{Mn}(\mathrm{CN})_6\right]^{3-},\left[\mathrm{Co}\left(\mathrm{C}_2 \mathrm{O}_4\right)_3\right]^{3-}\), \(\left[\mathrm{MnCl}_6\right]^{3-}\) and \(\left[\mathrm{CoF}_6\right]^{3-}\), which involved \(\mathrm{d}^2 \mathrm{sp}^3\) hybridization is ____.
- A 2
- B 4
- C 6
- D 8
Answer & Solution
Correct Answer
(A) 2
Step-by-step Solution
Detailed explanation
\(\left[\mathrm{FeF}_6\right]^{3-} \quad\quad\) Paramagnetic \(\quad\quad \mathrm{sp}^3 \mathrm{~d}^2\) \(\left[\mathrm{Fe}(\mathrm{CN})_6\right]^{3-} \quad\) Paramagnetic \(\quad\quad \mathrm{d}^2 \mathrm{sp}^3\) \(\left[\mathrm{Mn}(\mathrm{CN})_6\right]^{3-} \quad\)…
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