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

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The radii of

F,{F^ - },O

and

{O^{ - 2}}

are in the order of

View answer and explanation

Correct option: D

{O^{2 - }} > {F^ - } > O > F

Option D (

{O^{ - 2}} > {F^ - } > O > F

) is correct because anions are larger than their neutral atoms, and size decreases with increasing nuclear charge for isoelectronic species.

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