A. Size of molecule
B. Shape of molecule
C. Intermolecular attractions
D. All of the above
Gases
Which one is the right value for R ?
A. 0.0821 atm dm3k-1mol-
B. 0.0821 atm m3k-1mol-1
C. 2 cal k-1 mol-1
D. 8.314 Nm2k-1mol-1
Which of these gases diffuse more quickly than oxygen ?
A. H2S
B. NO
C. Cl2
D. N2O
The highest temperature at which a substance can exist as a liquid is called its______________?
A. Critical temperature
B. Standard temperature
C. Absolute temperature
D. Upper consulate temperature
The partial pressure exerted by the water vapours is called_______________?
A. Surface tension
B. Aqueous tension
C. Vapour pressure
D. Hydraulic pressure
The gases become non-ideal at ________________?
A. High temperature and high pressure
B. Low temperature and low pressure
C. High temperature and low pressure
D. Low temperature and high pressure
If 1/V is plotted on X-axis and pressure on Y-axis at constant temperature what should appear ________________?
A. Straight line parallel to x-axis
B. Straight line parallel to y-axis
C. Straight line
D. Curve
Which of the following statements is true about plasma________________?
A. It may be the first state of matter
B. It is not a phase transition
C. It is a conductor of electricity
D. All of the above
Which state of matter has the lowest density ?
A. Gas
B. Liquid
C. Solid
D. Plasma
Which of the following option is incorrect about gases ?
A. All molecules move with same speed
B. All molecules behave independently
C. PV / RT = n
D. All gases cannot be liquefied through Linds Method
