K+ and Cl− ions are isoelectronic. Which of the statements is not correct ?

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Both K+ and Cl− ions contain 18 electrons.

Both K+ and Cl− ions have same configuration.

K+ ion is bigger than Cl¯ ion in ionic size.

Cl¯ ion is bigger than K+ ion in size.

answer is C.

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Detailed Solution

K+ is smaller than Cl¯.

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