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
Right on! Give the BNAT exam to get a 100% scholarship for BYJUS courses
B
Z < 1 and repulsive forces are dominant
No worries! We‘ve got your back. Try BYJU‘S free classes today!
C
Z > 1 and attractive forces are dominant
No worries! We‘ve got your back. Try BYJU‘S free classes today!
D
Z > 1 and repulsive forces are dominant
No worries! We‘ve got your back. Try BYJU‘S free classes today!
Open in App
Solution
The correct option is A Z< 1 and attractive forces are dominant Compressibility factor:
Z=VrealVideal ∵Vreal<Videal
Hence, Z<1
If Z < 1, attractive forces are dominant among gaseous molecules and liquefaction of gas will be easy.