This chapter is currently out of syllabus
1
JEE Main 2023 (Online) 8th April Evening Shift
+4
-1
Out of Syllabus

Arrange the following gases in increasing order of van der Waals constant 'a'

A. Ar

B. $$\mathrm{CH}_{4}$$

C. $$\mathrm{H}_{2} \mathrm{O}$$

D. $$\mathrm{C}_{6} \mathrm{H}_{6}$$

Choose the correct option from the following.

A
D, C, B and A
B
A, B, C and D
C
B, C, D and A
D
C, D, B and A
2
JEE Main 2023 (Online) 29th January Morning Shift
+4
-1
Out of Syllabus

For 1 mol of gas, the plot of pV vs. p is shown below. p is the pressure and V is the volume of the gas

What is the value of compressibility factor at point A ?

A
$$1+\frac{b}{V}$$
B
$$1-\frac{a}{RTV}$$
C
$$1+\frac{a}{RTV}$$
D
$$1-\frac{b}{V}$$
3
JEE Main 2022 (Online) 27th June Evening Shift
+4
-1
Out of Syllabus

Which amongst the given plots is the correct plot for pressure (p) vs density (d) for an ideal gas?

A
B
C
D
4
JEE Main 2022 (Online) 26th June Morning Shift
+4
-1
Out of Syllabus

An evacuated glass vessel weighs 40.0 g when empty, 135.0 g when filled with a liquid of density 0.95 g mL$$-$$1 and 40.5 g when filled with an ideal gas at 0.82 atm at 250 K. The molar mass of the gas in g mol$$-$$1 is :

(Given : R = 0.082 L atm K$$-$$1 mol$$-$$1)

A
35
B
50
C
75
D
125
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