Kinetic Theory of Gases MCQs for NEET — Physics Questions with Answers

At extremely low pressure, the vander waals equation for one mole of a gas may be written as

The compressibility of a gas is less than unity at STP Therefore

The correct order for magnitude of vanderwaals constant b should be

The molecular radius of $O_2 is 2.88 \times 10^{-10} m calculate the excluded volume per mol of O_2 $

An ideal gas cannot be liquefied because

The values of ‘a’ for the gases $ O_2 , CO_2, N_2 and CH_4 $ are respectively 1.36, 3.64, 1.39 and 2.253 $L^2 atm mol^{-1} $ which gas can be most easily liquefied?

The rate of diffusion of $H_2$ is about

At room temperature the mixture of $ SO_2 and O_2 gas, compared to the O_2 molecule, the SO_2 $ molecule will hit the wall with..

Which has maximum value of mean free path ?

4.0 gm ideal gas is filled in a bulb having volme $ 10 dm^3 at a constant temperature T & constant pressure P. If 0.8 gm gas is removed from the bulb to maintain the original pressure at (T + 125)K temperature, what would be the value of T for a gas having molar mass 40 gm mole ^{-1} $ .