Chemistry · Structure of Atom

JEE Main 2024 — 27 January, Shift 1 — Question 60

which of the following electronic configuration would be associated with the highest magnetic moment

Option A:
$\left[ \text{Ar} \right]3\text{ }\!\!~\!\!\text{ }{{\text{d}}^{7}}$
Option B:
$\left[ \text{Ar} \right]3\text{ }\!\!~\!\!\text{ }{{\text{d}}^{8}}$
Option C:
$\left[ \text{Ar} \right]3\text{ }\!\!~\!\!\text{ }{{\text{d}}^{3}}$
Option D:
$\left[ \text{Ar} \right]3\text{ }\!\!~\!\!\text{ }{{\text{d}}^{6}}$
Correct

Answer: D

	$3\text{ }\!\!~\!\!\text{ }{{\text{d}}^{7}}$	$3\text{ }\!\!~\!\!\text{ }{{\text{d}}^{8}}$	$3\text{ }\!\!~\!\!\text{ }{{\text{d}}^{3}}$	$3\text{ }\!\!~\!\!\text{ }{{\text{d}}^{6}}$
No.of. unpaired e	3	2	3	4
Spin only Magnetic moment	$\sqrt{15}$ BM	$\sqrt{8}$ BM	$\sqrt{15}$ BM	$\sqrt{24}$ BM.

Answer key and solution verified before publishing.

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