This chapter is currently out of syllabus
1
NEET 2020 Phase 1
+4
-1
Out of Syllabus
A mixture of N2 and Ar gases in a cylinder contains 7g of N2 and 8g of Ar. If the total pressure of the mixture of the gases in the cylinder is 27 bar, the partial pressure of N2 is :
[Use atomic masses (in g mol$$-$$1) : N = 14, Ar = 40]
A
12 bar
B
15 bar
C
18 bar
D
9 bar
2
NEET 2019
+4
-1
Out of Syllabus
A gas at 350 K and 15 bar has molar volume 20 percent smaller than that for an ideal gas under the same conditions. The correct option about the gas and its compressibility factor (Z) is -
A
Z < 1 and attractive forces are dominant
B
Z < 1 and repulsive forces are dominant
C
Z > 1 and attractive forces are dominant
D
Z > 1 and repulsive forces are dominant
3
NEET 2018
+4
-1
Out of Syllabus
The correction factor ‘a’ to the ideal gas equation corresponds to
A
density of the gas molecules
B
volume of the gas molecules
C
electric field present between the gas molecules
D
forces of attraction between the gas molecules.
4
NEET 2018
+4
-1
Out of Syllabus
Given van der Waals’ constant for NH3 , H2, O2 and CO2 are respectively 4.17, 0.244, 1.36 and 3.59, which one of the following gases is most easily liquefied?
A
NH3
B
H2
C
O2
D
CO2
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