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Question: Answered & Verified by Expert
The value of the ‘spin only’ magnetic moment for one of the following configurations is 2.84 BM. The correct one is
ChemistryCoordination CompoundsJEE MainJEE Main 2005
Options:
  • A
    $\mathrm{d}^4$ (in strong ligand filed)
  • B
    $\mathrm{d}^4$ (in weak ligand filed)
  • C
    $\mathrm{d}^3$ (in weak as well as in strong fields)
  • D
    $\mathrm{d}^5$ (in strong ligand filed)
Solution:
2330 Upvotes Verified Answer
The correct answer is:
$\mathrm{d}^4$ (in strong ligand filed)


$\mathrm{d}^4$ in strong field, so unpaired electrons = 2.

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