What is the number of unpaired electrons present in d orbitals of $\mathrm{Cr}(\mathrm{Z}=24)$ to have extra…

What is the number of unpaired electrons present in d orbitals of $\mathrm{Cr}(\mathrm{Z}=24)$ to have extra stability?
  1. 0
  2. 1
  3. 4
  4. 5

Solution

$\operatorname{Cr}(24)=[\mathrm{Ar}] 3 \mathrm{~d}^5 4 \mathrm{~s}^1$

Asked in: MHT CET 2022 (06 Aug Shift 1)

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