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JEE CHEMISTRY MCQ: CLASSIFICATION OF ELEMENTS AND PERIODICITY IN PROPERTIES

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The

{\mathrm{I}^{\mathrm{st}}}

IEs of four consecutive elements present in the second period of Periodic Table are 8.3, 11.3, 14.5 and 13.6 eV respectively. Which of these is the IE of nitrogen?

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Correct option: C

14.5

Option C (14.5) is correct because nitrogen has a higher ionization energy than its neighbors due to its stable half-filled p-subshell.

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