A. Its molecular size is very small
B. Its critical temperature is more than 0°C
C. Forces operative between its molecules are negligible
D. It gets solidified directly without becoming liquid
Related Mcqs:
- The compressibility factor of a gas is given by (where, V1 = actual volume of the gas V2 = gas volume predicted by ideal gas law)____________________?
A. V1/V2
B. V2/V1
C. V1 – V2
D. V1.V2 - Assuming applicability of ideal gas law, the pure component volume of the vapor in a saturated gas can be calculated from theoretical relationship. The volumetric composition of a vapor saturated gas is independent of the___________________?
A. Nature of the liquid
B. Nature of the gas
C. Temperature of the liquid
D. Total pressure - The density of a gas ‘X’ is twice that of another gas ‘Y’. If the molecular weight of gas ‘Y’ is ‘M’; then the molecular weight of the gas ‘X’ will be________________?
A. 2M
B. M/2
C. M
D. M/4 - A gas can be liquefied by pressure alone only, when its temperature is _____________ its critical temperature?
A. Less than
B. More than
C. Equal to or higher than
D. Less than or equal to - Unrestrained expansion of an ideal gas does not result in its cooling due to the reason that the gas molecules ____________________?
A. Do not lose energy on collision
B. Are above the inversion temperature
C. Do not exert attractive force on each other
D. Do work equal to loss in kinetic energy - A perfectly insulated container of volume V is divided into two equal halves by a partition. One side is under vacuum, while the other side has one mole of an ideal gas (with constant heat capacity) at 298 K. If the partition is broken, the final temperature of the gas in the container___________________?
A. Will be greater than 298 K
B. Will be 298 K
C. Will be less than 298 K
D. Cannot be determined - If the absolute temperature of an ideal gas is tripled and simultaneously the pressure is reduced to one third; then the volume of gas will _______________?
A. Remain unaltered
B. Increase nine fold
C. Increase three fold
D. Decrease three fold - The compressibility factor for an ideal gas is 1. Its value for any other real gas is_______________?
A. 1
B. 1
D. Either B. or C, depends on the nature of the gas - Compressibility factor (i.e., the ratio of actual volume of gas to the volume predicted by ideal gas law) for all gases are_______________?
A. Always greater than one
B. Same at the same reduced temperature
C. Same at the same reduced pressure
D. Both B. & C - The temperature at which a real gas obeys the ideal gas laws over a wide range of pressure is called the ____________ temperature?
A. Critical
B. Boyle
C. Inversion
D. Reduced
