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Gaseous State

Chemistry

Previous Years Questions

MCQ (Single Correct Answer)

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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...
WB JEE 2022
Avogadro's law is valid for
WB JEE 2022
The average speed of H2 at T1K is equal to that of O2 at T2K. The ratio T1 : T2 is...
WB JEE 2022
Molecular velocities of two gases at the same temperature (T) are u1 and u2. Their masses are m1 and m2 respectively. Wh...
WB JEE 2021
At 273 K temperature and 76 cm Hg pressure the density of a gas is 1.964 g L-1. The gas is
WB JEE 2020
For a van der Waals' gas, the term $$\left( {{{ab} \over {{V^2}}}} \right)$$ represents some
WB JEE 2019
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 t...
WB JEE 2017

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