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JEE CHEMISTRY MCQ: STRUCTURE OF ATOM

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The number of d-electrons retained in

\mathrm{F}{\mathrm{e}^{2 + }}

(At. No. Fe=26) ions is

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Correct option: D

6

Option D (6) is correct because

\mathrm{F}{\mathrm{e}^{2 + }}

has lost two electrons from the 4s orbital, leaving 6 electrons in the 3d orbitals.

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