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Saturday, 31 October

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. (1)100∘100^\circ C and 8 atm
  2. (2)100∘100^\circ C and 4 atm.
  3. (3)−100∘-100^\circ C and 8 atmOfficial answer
  4. (4)0∘0^\circC 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
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  2. 8 Apr 2023, Shift 2 · Q62Arrange the following gases in increasing order of van der Waals constant 'a' A. Ar B. CH4\mathrm{CH_4} C. H2O\mathrm{H_2O} D.…EasyOther
  3. 13 Apr 2023, Shift 1 · Q82A certain quantity of real gas occupies a volume of 0.15 dm30.15\ \mathrm{dm^3} at 100 atm and 500 K when its compressibility factor is 1.07.…MediumNumerical value
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  5. 27 Aug 2021, Shift 1 · Q31The unit of the van der Waals gas equation parameter ‘a’ in…EasySingle correct
  6. 26 Feb 2021, Shift 1 · Q52A certain gas obeys P(Vm−b)=RT\mathrm{P(V_m - b) = RT}. The value of (∂Z∂P)T\left(\frac{\partial Z}{\partial P}\right)_T is xbRT\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.