Coordination Compounds · JEE Main previous year questions

2026 26 questions

1. Q712026 · 21 Jan 2026 · Shift 2· Numerical answer

   Identify the metal ions among $\mathrm{C}{\mathrm{o}}^{2+},\mathrm{N}{\mathrm{i}}^{2+},\mathrm{F}{\mathrm{e}}^{2+},{\mathrm{V}}^{3+}$ and $\mathrm{T}{\mathrm{i}}^{2+}$ having a spin-only magnetic moment value more than 3.0 BM. The sum of unpaired electrons present in the high spin octahedral complexes formed by those metal ions is ____.

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   Answer: 7