Identify the coordination complexes in which the central metal ion has a $$d^4$$ configuration. (A) $$[\text{FeO}_4]^{2-}$$ (B) $$[\text{Mn}(\text{CN})_6]^{3-}$$ (C) $$[\text{Fe}(\text{CN})_6]^{3-}$$ (D) $$\text{Cr}_2(\text{O}-\overset{\text{O}}{\text{C}}-\text{Me})_4(\text{H}_2\text{O})_2$$ (E) $$[\text{NiF}_6]^{2-}$$ Choose the correct answer from the options given below:

Identify the coordination complexes in which the central metal io… | JEE Main 2025 Chemistry PYQ

MCQMediumJEE Main 2025 · 23 January, Shift 2Ligands & Coordination Number

Identify the coordination complexes in which the central metal ion has a $d^4$ configuration.

(A) $[\text{FeO}_4]^{2-}$

(B) $[\text{Mn}(\text{CN})_6]^{3-}$

(D) $\text{Cr}_2(\text{O}-\overset{\text{O}}{\text{C}}-\text{Me})_4(\text{H}_2\text{O})_2$

(E) $[\text{NiF}_6]^{2-}$

Choose the correct answer from the options given below:

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