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

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The correct order according to size is

View answer and explanation

Correct option: C

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

Option C (

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

) is correct because as the negative charge increases, the electron-electron repulsion also increases, leading to an increase in size.

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