Home Chemistry D and F - Block Elements JEE Main 2019 - D and F Block The effect of lanthanoid contraction in the …
Chemistry D and F - Block Elements JEE Main 2019 - D and F Block Single Correct MCQ
Published on: August 13, 2026

The effect of lanthanoid contraction in the lanthanoid series of elements by and large means:

A
increase in both atomic and ionic radii
B
decrease in atomic radii and increase in ionic radii
C
decrease in both atomic and ionic radii
D
increase in atomic radii and decrease in ionic radii

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Text Solution

Verified by Experts
The correct answer is:
C

Due to lanthanoid contraction, size of atom as well as ion of lanthanoid decreases.

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CG
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