The trend of basicity of lanthanoid hydroxides

Chemistry D and F - Block Elements General Single Correct MCQ

Published by: CGP EDU Academic Team

Published on: August 13, 2026

Increase across the lanthanoid series

Decrease across the lanthanoid series

First increase and then decreases

First decreases and then increases

Text Solution

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The correct answer is:

Basicity of lanthanoid hydroxides decrease across the series due to decrease in ionic radii across the series.

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