JEE CHEMISTRY MCQ: STRUCTURE OF ATOM

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Analyzing +4 | -1

Statement (S): Electronic configuration of

{ }_{23} \mathrm{V}^{3+}

ion is

[\mathrm{Ar}]^{18} 3 d^2

and not

[\mathrm{Ar}]^{18} 3 d^0 4 s^2.

Explanation (E):

\mathrm{V}^{3+}

ion is diamagnetic in nature.

View answer and explanation

Correct option: A

S is correct but E is wrong

Option A is correct because V3+ has the electronic configuration [Ar]3d², and it is paramagnetic, not diamagnetic.

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