Chemistry Gaseous State ( Not In Syllabus ) JEE Advanced Previous Years Question Single Correct MCQ
Published on: August 13, 2026

When CO 2 under high pressure is released from a fire extinguisher, particles of solid CO 2 are formed, despite the low sublimation temperature (– 77ºC) of CO 2 at 1.0 atm. It is

A
the gas does work pushing back the atmosphere using KE of molecules and thus lowering the temperature and
B
volume of the gas is decreased rapidly hence, temperature is lowered
C
both
D
None of the above

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Text Solution

Verified by Experts
The correct answer is:
A

K.E. ∝ Temperature

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