Home Chemistry Hydrogen and Its Compounds ( Not in Syllabus ) Hydrogen Which one of the following properties shows …
Chemistry Hydrogen and Its Compounds ( Not in Syllabus ) Hydrogen Single Correct MCQ
Published on: August 13, 2026

Which one of the following properties shows that hydrogen resembles alkali metals ?

A
It shows metallic character like alkali metals.
B
It is diatomic like alkali metals.
C
Its ionization energy is of the same order as that of alkali metals.
D
When hydrogen halides and alkali metal halides are electrolysed, hydrogen and alkali metals are liberated at the cathode.

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Text Solution

Verified by Experts
The correct answer is:
D

Hydrogen and alkali metals are electropositive their electronegativity is very less i.e. H = 2.1, Li = 1.0, Na = 0.9, K = 0.8, Rb = 0.8

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