Home Chemistry D and F - Block Elements NEET Previous Year Question Which one of the following statements relate…
Chemistry D and F - Block Elements NEET Previous Year Question Single Correct MCQ
Published on: August 13, 2026

Which one of the following statements related to lanthanons is incorrect ?

A
Ce (+4) solutions are widely used as oxidizing agent in volumetric analysis.
B
Europium shows +2 oxidation state.
C
The acidic nature decreases as the ionic radius decreases from Pr to Lu
D
All the lanthanous are much more reactive than aluminium

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Verified by Experts
The correct answer is:
C

Ce +4 is strong oxidising agent and easily convert into Ce +3

Eu +2 exist and behave as reducing agent lanthanons are much more reactive than aluminum.

Lanthanoids are basic in nature and their acidity is three.

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