NEET · Chemistry · STD 12 - 5. Co-ordination chemistry
Which one of the following ions exhibits \(d-d\) transition and paramagnetism as well ?
- A \(CrO_4^{-2}\)
- B \(Cr_2O_7^{-2}\)
- C \(MnO_4^{-}\)
- D \(MnO_4^{-2}\)
Answer & Solution
Correct Answer
(D) \(MnO_4^{-2}\)
Step-by-step Solution
Detailed explanation
\(\mathrm{CrO}_{4}^{-2} \to\mathrm{Cr}^{+6}\to\) dlamagnetic \(\mathrm{Cr}_{2} \mathrm{O}_{7}^{-2} \to \mathrm{Cr}^{+6}\to\) dlamagnetic
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