Published by:
CGP EDU Academic Team
Published on: August 12, 2026
Given below are the pairs of group 13 elements showing their relation in terms of
atomic radius. 
Identify the elements present in the incorrect pair and in that pair find out the element (X) that has higher ionic radius 
that the other one. The atomic number of the element 
is
Text Solution
Verified by ExpertsThe correct answer is:
A
Size order
Atomic number of Ga is 31
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