Home Chemistry S and P - Block Elements (S - Block Elements Not In Syllabus ) NCERT Which of the following alkali metals cannot …
Chemistry S and P - Block Elements (S - Block Elements Not In Syllabus ) NCERT Single Correct MCQ
Published on: August 12, 2026

Which of the following alkali metals cannot forms superoxide ion)

A
K
B
Rb
C
Cs
D
Li

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Text Solution

Verified by Experts
The correct answer is:
D

Alkali metals burn vigorously in oxygen forming oxides. Li forms monoxide, Na forms peroxide, the other metals form superoxides ion.

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