The correct increasing order of the ionic radii is | CGP Edu

Chemistry Classification of Elements and Periodicity JEE Main 2023 Single Correct MCQ

Published by: CGP EDU Academic Team

Published on: August 11, 2026

The correct increasing order of the ionic radii is

A

Cl - < Ca 2- < K + < S 2-

B

K + < S 2- < Ca 2+ < Cl -

C

S 2- < Cl - < Ca 2+ < K +

D

Ca 2+ < K + < Cl - < S 2-

Text Solution

Verified by Experts

The correct answer is:

In isoelectronic species size

Ca 2+ < K + < Cl - < S 2- : Size

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