Select the correct statement(s) regarding the fluorides of …

Chemistry S and P - Block Elements (S - Block Elements Not In Syllabus ) Noble Gases Single Correct MCQ

Published by: CGP EDU Academic Team

Published on: August 12, 2026

Select the correct statement(s) regarding the fluorides of xenon.

All three fluorides are decomposed by water, XeF2 slowly and, XeF4 and XeF6 rapidly.

All three fluorides are powerful oxidising agents.

XeF4 and XeF6 can act as fluoride ion acceptors as well as fluoride ion donors.

All three fluorides are volatile, readily subliming at room temperature (298 K).

Text Solution

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The correct answer is:

CHECK THE SOLUTION.

(a, b, c, d)

2XeF2 + 2H2O 2Xe + 4HF + O2 .

6XeF4 + 12H2O 4Xe + 2XeO3 + 24HF + 3O2 .

XeF6 + 6H2O XeO3 + 6HF.

Correct statement.

XeF4 + NaF Na+ [XeF5]–.

XeF4 + SbF5 [XeF3]+ [SbF6]–.

Similarly XeF6 acts as F–donor and F– acceptor.

Correct statement.

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