A graph between vapour pressure and temperature of few liqu…

Chemistry Gaseous State ( Not In Syllabus ) General Single Correct MCQ

Published on: August 14, 2026

A graph between vapour pressure and temperature of few liquids is given below. Study the graph and answer the following question.

Which of the following statements is not true?

Boiling point of a liquid is the temperature at which its vapour pressure becomes equal to atmospheric pressure.

Boiling point of water can be increased by increasing the pressure above the atmospheric pressure.

If liquid B is heated in a closed vessel it will boil at 353 K.

Liquid C has higher boiling point than B due to higher intermolecular forces.

Text Solution

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The correct answer is:

: Boiling does not occur when liquid is hearted in a closed vessel.

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