JEE Main 2020ChemistrySolutionsMediumMCQ

JEE Main 2020Solutions Question with Solution

JEE Main 2020 (08 Jan Shift 1)

Question

A graph of vapour pressure and temperature for three different liquids X,Y and Z is shown below:

The following inferences are made:
AX has higher intermolecular interactions compared to Y.
BX has lower intermolecular interactions compared to Y.
CZ has lower intermolecular interactions compared to Y.
The correct inferences is/are:

Choose an option

Show full solutionCorrect option: C
Correct answer
CB

Step-by-step explanation

At a particular temperature as intermolecular force of attraction increases vapour pressure decreases.

order of intermolecular interactions Z>Y>X

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About this question

This is a previous-year question from JEE Main 2020, covering the Solutions chapter of Chemistry. PrepSharp catalogues every PYQ from JEE Main with a verified answer key and step-by-step solution prepared by IIT alumni — so you can search by chapter, topic or year and revise efficiently.