AP EAPCET 2025 - 21st May Evening Shift | States of Matter Question 17 | Chemistry

At 256 K , rms speed of $\mathrm{SO}_2$ gas molecules is $3.16 \times 10^2 \mathrm{~ms}^{-1}$. What is the most probable velocity (in $\mathrm{ms}^{-1}$ ) of same gas at same temperature?

$2.911 \times 10^2$

$2.58 \times 10^2$

$5.16 \times 10^2$

$129 \times 10^2$

AP EAPCET 2025 - 21st May Morning Shift

MCQ (Single Correct Answer)

-0

Consider the following

Statement-I : If the intermolecular forces are stronger than thermal energy, the substance prefers to be in gaseous state.

Statement-II : Among all elements, the total number of elements available as gases at room temperature is 10 .

The correct answer is

Both Statement-I and Statement-II are correct.

Both Statement-I and Statement-II are not correct.

Statement-I is correct, but Statement-II is not correct.

Statement-I is not correct, but Statement-II is correct.

AP EAPCET 2025 - 21st May Morning Shift

MCQ (Single Correct Answer)

-0

Identify the conditions at which van der Waals' equation of state changes to ideal gas equation.

high temperature and high pressure

low temperature and high pressure

high temperature and low pressure

Iow temperature and low pressure

AP EAPCET 2024 - 23th May Morning Shift

MCQ (Single Correct Answer)

-0

The rms velocity $\left(u_{\mathrm{rms}}\right)$, mean velocity $\left(u_{\mathrm{av}}\right)$ and most probability ( $u_{\mathrm{mp}}$ ) of a gas differ from each other at a given temperature. Which of the following ratios regarding them is correct?

$\frac{u_{\mathrm{rms}}}{u_{\mathrm{av}}}=1.20$

$\frac{u_{\mathrm{av}}}{u_{\mathrm{mp}}}=1.12$

$\frac{u_{\mathrm{rms}}}{u_{\mathrm{mp}}}=1.15$

$\frac{u_{\mathrm{av}}}{u_{\mathrm{rms}}}=0.98$

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