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Friday, 9 October

NEET UG 2022 · Chemistry · Question 99

NEET 2022 Chemistry, question 99

Question 99 of the NEET 2022 paper (code R1) is a Chemistry question from States of Matter. Its idea, Ideal Gas Equation, was asked twice, in 2021 and 2022, across NEET 2017–2026. The NTA final answer key gives option 1.

Updated 2026-10-08

Q99 · Chemistry

A 10.0 L flask contains 64 g of oxygen at 27°C. (Assume O2\mathrm{O_2} gas is behaving ideally). The pressure inside the flask in bar is

(Given R = 0.0831 L bar K−1^{-1} mol−1^{-1})

  1. 14.9Official answer
  2. 22.5
  3. 3498.6
  4. 449.8

Official answer: option 1 · NTA final answer key

Same idea

Ideal Gas Equation, in other papers

NEET asked this idea twice, in 2021 and 2022. The other question below.

  • 2021 Q90Choose the correct option for the total pressure (in atm.) in a mixture of 4 g O2\mathrm{O_2} and 2 g H2\mathrm{H_2} confined in a total…Numerical · Easy

Ideal Gas Equation: every question and how it was framed

The chapter

States of Matter in ten years of NEET

10 questions from 2017–2026, asked in 6 of 10 papers, about 0.9 a paper. Ideal Gas Law alone had 10.

Chapter analysis

States of Matter: questions per paper

0240’172’181’191’202’212’222’230’240’250’26