JEE Main 2022 · ChemistryMultiple choiceSingle correctEasyConceptual

JEE Main 30 July 2022, Shift 2, Chemistry Q31

Question 31 of 90 in this shift, Chemistry question 1 of 30, Section A.

Combination of temperature and pressure causing the greatest deviation from ideal gas behaviour is;

(1) $100^\circ$ C and 8 atm
(2) $100^\circ$ C and 4 atm.
(3) $-100^\circ$ C and 8 atmOfficial answer
(4) $0^\circ$ C and 4 atm

Official answer

Option 3

NTA final key.

Chapter: States of Matter
Topic: Real Gases
Idea tested: Gas Liquefaction

Same topic in other shifts

All Real Gases questions

5 Apr 2024, Shift 2 · Q31What is the dimensional formula of $ab^{-1}$ in the equation $\left(P+\frac{a}{V^2}\right)(V-b)=RT$ , where letters have their usual meaning.MediumSingle correct
8 Apr 2023, Shift 2 · Q62Arrange the following gases in increasing order of van der Waals constant 'a' A. Ar B. $\mathrm{CH_4}$ C. $\mathrm{H_2O}$ D.…EasyOther
13 Apr 2023, Shift 1 · Q82A certain quantity of real gas occupies a volume of $0.15\ \mathrm{dm^3}$ at 100 atm and 500 K when its compressibility factor is 1.07.…MediumNumerical value
27 Jul 2022, Shift 2 · Q82For a real gas at 25°C temperature and high pressure (99 bar) the value of compressibility factor is 2, so the value of Vander Waal’s…MediumNumerical value
27 Aug 2021, Shift 1 · Q31The unit of the van der Waals gas equation parameter ‘a’ in…EasySingle correct
26 Feb 2021, Shift 1 · Q52A certain gas obeys $\mathrm{P(V_m - b) = RT}$ . The value of $\left(\frac{\partial Z}{\partial P}\right)_T$ is $\frac{xb}{RT}$ . The value…MediumNumerical value

Question text from the official JEE Main paper published by NTA; answer from the final answer key. Chapter, topic and idea tags, difficulty and skill are Lumi’s. Lumi analyses 108 of the 174 JEE Main shifts held from 2017 to 2026.