(A) The mean free path $(\lambda)$ is inversely proportional to the collision cross-section $(\sigma)$,which depends on the size of the gas molecules:

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(A) The mean free path $(\lambda)$ is inversely proportional to the collision cross-section $(\sigma)$,which depends on the size of the gas molecules: $\lambda \propto \frac{1}{d^2}$.Since $H_2$ has the smallest molecular size among the given options,it will have the largest mean free path.

Class 11 Chemistry States of Matter Kinetic molecular theory of gases and Molecular collisions

Medium

Which of the following gases has the largest mean free path?

A
$H_2$
B
$N_2$
C
$O_2$
D
$Cl_2$

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Class 11

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States of Matter

Subtopic

Kinetic molecular theory of gases and Molecular collisions

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Which of the following gases has the largest mean free path?

Similar Questions

What is the temperature at which the kinetic energy of $0.3 \ mol$ of helium is equal to the kinetic energy of $0.4 \ mol$ of argon at $400 \ K$ (in $K$)?

At $T$ $K$, the ratio of kinetic energies of $4$ $g$ of $H_{2(g)}$ and $8$ $g$ of $O_{2(g)}$ is

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State the relationship between kinetic energy and temperature for an ideal gas.

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