NEET UG CHEMISTRY MCQ: CLASSIFICATION OF ELEMENTS AND PERIODICITY IN PROPERTIES

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The incorrect order of the radii of the species is

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Correct option: D

C{l^ - } < {K^ + } < C{a^{2 + }}

Option D (

C{l^ - } < {K^ + } < C{a^{2 + }}

) is the incorrect order because isoelectronic species with greater nuclear charge have smaller radii.

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