NTS Chemistry Mcqs Online Test 5

NTS Chemistry Mcqs Online Test 5 Question Answers Start Below

One mole of an ideal gas at 546.5 K under 2 atm pressure has a volume of?

22.414 m3
44.828 dm3
22.414 dm3
11.212 cm3

Correct!

Wrong!

The kinetic molecular theory of gases was put forward in 1738 by?

Boltzman
Maxell
Clausius
Bernoulli

Correct!

Wrong!

Which one is not the partial pressure of oxygen in the lungs?
 .

0.1526 atm
116 mm of Hg
116 torr
1 atm

Correct!

Wrong!

The solid particles only posses?

Translational motion
Vibrational motion .
Rotational motion
All of above motions

Correct!

Wrong!

The highest temperature at which a substance can exist as a liquid is called its?

Critical temperature
Standard temperature
Absolute temperature
Upper consulate temperature

Correct!

Wrong!

Which one is the right value for R?
 .

0.0821 atm dm3k-1mol-
. 0.0821 atm m3k-1mol-1
2 cal k-1 mol-1
8.314 Nm2k-1mol-1

Correct!

Wrong!

If 1/V is plotted on X-axis and pressure on Y-axis at constant temperature what should appear?

Straight line parallel to x-axis
Straight line parallel to y-axis
Straight line .
Curve

Correct!

Wrong!

The partial pressure exerted by the water vapours is called?

Surface tension
Aqueous tension .
Vapour pressure
Hydraulic pressure

Correct!

Wrong!

For a gas where volume and pressures are 1dm3 and 2 atm respectively what should be its new volume when pressure is increased to 6 atm at constant temperature?

1/2dm3
1/3dm3
1/4dm3
2/3dm3

Correct!

Wrong!

The spreading of fragrance or scent in air is due to?

Diffusion .
Effusion
Attraction with air
Low dsensity

Correct!

Wrong!

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