Gaseous State PYQs - Last 10 Years
WB JEE / Chemistry / Physical Chemistry / 16 recent questions
ChemistryPhysical Chemistry2017-2026
Practice 16 WB JEE Chemistry questions from Gaseous State. Use the year-wise and type-wise breakdown to prioritize recent PYQs, then continue into the question list below.
16
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Chemistry / Physical Chemistry
2017-2026
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12
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2022-2026
16
Last 10 Years
2017-2026
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16PYQs
MCQ87.5%
MCQM12.5%
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#1 Unknown16
12 in last 5 years16 in last 10 years
Last 10 Years Gaseous State Questions
Showing 16 of 16 filtered questions.
1Gaseous State
Which of the following plot(s) is/are correct representation(s) of Boyle's Law?
MCQM+2 / -02026
2Gaseous State
The van der Waal's equation : $\left(P+\frac{a}{4 V^2}\right)\left(V-\frac{b}{2}\right)=\frac{R T}{2}$ is valid for
MCQ+1 / -0.252026
3Gaseous State
Adiabatic free expansion of ideal gas must be
MCQ+1 / -0.252025
4Gaseous State
An LPG (Liquified Petroleum Gas) cylinder weighs 15.0 kg when empty. When full, it weighs 30.0 kg and shows a pressure of 3.0 atm . In the course of usage at $27^{\circ} \mathrm{C}$, the mass of the full cylinder is reduced to $24 \cdot 2 \...
MCQ+1 / -0.252025
5Gaseous State
$360 \mathrm{~cm}^3$ of a hydrocarbon diffuses in 30 minutes, while under the same conditions $360 \mathrm{~cm}^3$ of $\mathrm{SO}_2$ gas diffuses in one hour. The molecular formula of the hydrocarbon is
MCQ+1 / -0.252025
6Gaseous State
The compressibility factor for a van der Waal gas at high pressure is
MCQ+1 / -0.252024
7Gaseous State
Which statement(s) is/are applicable above critical temperature?
MCQM+2 / -02023
8Gaseous State
Case - 1 : An ideal gas of molecular weight M at temperature T.
Case - 2 : Another ideal gas of molecular weight 2M at temperature T/2.
Identify the correct statement in context of above two cases.
Case - 2 : Another ideal gas of molecular weight 2M at temperature T/2.
Identify the correct statement in context of above two cases.
MCQ+2 / -0.52023
9Gaseous State
The root mean square (rms) speed of X\(_2\) gas is x m/s at a given temperature. When the temperature is doubled, the X\(_2\) molecules dissociated completely into atoms. The root mean square speed of the sample of gas then becomes (in m/s)
MCQ+1 / -0.252023
10Gaseous State
Let (Crms)H2 is the r.m.s. speed of H2 at 150 K. At what temperature, the most probable speed of helium [Cmp)He] will be half of (Crms)H2 ?
MCQ+2 / -0.52022
11Gaseous State
Avogadro's law is valid for
MCQ+1 / -0.252022
12Gaseous State
The average speed of H2 at T1K is equal to that of O2 at T2K. The ratio T1 : T2 is
MCQ+1 / -0.252022
13Gaseous State
Molecular velocities of two gases at the same temperature (T) are u1 and u2. Their masses are m1 and m2 respectively. Which of the following expressions is correct at temperature T?
MCQ+1 / -0.252021
14Gaseous State
At 273 K temperature and 76 cm Hg pressure the density of a gas is 1.964 g L-1. The gas is
MCQ+1 / -0.252020
15Gaseous State
For a van der Waals' gas, the term \(\left( {{{ab} \over {{V^2}}}} \right)\) represents some
MCQ+1 / -0.332019
16Gaseous State
For same mass of two different ideal gases of molecular weights M1 and M2, Plots of log V vs log p at a given constant temperature are shown. Identify the correct option.
MCQ+1 / -0.252017