NEET UG CHEMISTRY MCQ: STATES OF MATTER

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Application +4 | -1

The rates of diffusion of gases

A\,\,\,{\text{and}}\,\,B

of molecular weights 100 and 81 respectively are in the ratio of

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Correct option: A

9:10

Option A (

9:10

) is correct because the rate of diffusion is inversely proportional to the square root of the molecular weight.

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\begin{array}{cccccccccccccccccccc} {\underline {{\text{Gas}}} }&{\underline {\,{\text{Critical}}\,\,{\text{temperature}}} } \\ {\text{A}}&{{T_{{C_1}}}} \\ {\text{B}}&{{T_{{C_2}}}} \\ {\text{C}}&{{T_{{C_3}}}} \\ {\text{D}}&{{T_{{C_4}}}} \end{array}

{T_{{C_1}}} > {T_{{C_2}}} > {T_{{C_3}}} > {T_{{C_4}}}

{r^x}

r

x