The effect of lanthanoid contraction| d and f Block Elements

JEE Main 2019

10-01-2019 S1

Question

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

Select the correct option:

Increase in atomic radii and decrease in ionic radii

Decrease in atomic radii and increase in ionic radii

Decrease in both atomic and ionic radii

Increase in both atomic and ionic radii

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✗ Incorrect. Try again or view the solution.

Solution

Due to lanthanoid contraction, size of atom as well as ion of lanthanoid decrease

Question Tags

JEE Main

Chemistry

Easy

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