Published by:
CGP EDU Academic Team
Published on: August 13, 2026
Identify the correct order of ionic radii of the following ions.
A
B
C
D
Text Solution
Verified by ExpertsThe correct answer is:
C
Ionic radii of alkali metal ion is larger than alkaline earth metals due to higher effective nuclear charge resulting in greater attraction of electrons to the nucleus. On the other hand, on moving down the group ionic radii increases. Therefore, the correct order of ionic radii is 
Prepare Smarter with CGP Edu
Get practice questions, solutions, and test series in one place.
Write a Review
Share your experience with this question and solution.
Commentary
Send your comment, doubt, correction, or feedback to admin.
Similar Questions
Explore conceptually related problems
The number of metalloids in the following elements are
Match the following
List-I List-II
(Elements) (Valence shell Configuration)
A. Alkali metals I.
B.…
Match the following:
List-I List – II
(Atomic number) (Group number
& Period number)
A. 56 I. 9,4 …
Which of the following element has two electrons in Q shell in its ground state?
The general formula of the compound formed when a metal (M) of group-1 reacts with non metal (x) of…
The number of valence electrons present in an element with atomic number 117 is