JEE CHEMISTRY MCQ: CLASSIFICATION OF ELEMENTS AND PERIODICITY IN PROPERTIES

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Analyzing +4 | -1

Amongst the following elements the configuration having the highest ionization energy is:

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Correct option: B

\left[ {\mathrm{Ne}} \right]3{s^2}3{p^3}

Option B is correct because a half-filled p-orbital configuration ([Ne]3s²3p³) is exceptionally stable, leading to a higher ionization energy.

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