KEAM SERIES
Chemistry

Partial Pressure

3 previous year questions.

Volume: 3 Ques
Yield: Medium

High-Yield Trend

1
2025
1
2024
1
2021

Chapter Questions
3 MCQs

01
PYQ 2021
medium
chemistry ID: keam-202
A cycle tube will burst if the volume of air inside exceeds 1L at the room temperature. If at I bar pressure the air occupies 500 mL, then up to what pressure can the tube be expanded at the same temperature?
1
2 bar
2
1.5 bar
3

1.2 bar

4
0.002 bar
5

0.5 bar

02
PYQ 2024
medium
chemistry ID: keam-202

The reaction:

is allowed to attain equilibrium at 400K. At equilibrium, the partial pressures are given as:

  • mm Hg
  • mm Hg
  • mm Hg

The value of for the reaction at 400K is:

1
36
2
6.0
3
60
4
3.6
5
0.60
03
PYQ 2025
medium
chemistry ID: keam-202
N exerts a partial pressure of 7.648 bar when dissolved in 1 litre of water at 298 K. What is the mole fraction of N at same temperature (Henry's law constant for N at 298 K = 76.4 kbar)
1

2

3

4

5