JEE CHEMISTRY MCQ: CLASSIFICATION OF ELEMENTS AND PERIODICITY IN PROPERTIES

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What is the correct order of I.E

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Correct option: A

K < Cu < C{u^ + } < {K^ + }

Option A (

K < Cu < C{u^ + } < {K^ + }

) is correct because ionization energy increases as electrons are removed and noble gas configurations are more stable.

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