Test Instructions:
- This Mock test contains 25 MCQ questions.
- Choice and sequence for attempting questions will be as per the convenience of the candidate.

- Read each question carefully.
- Determine the one correct answer out of the four available options given for each question.

- Each question awards you 1 point.
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Question 1 of 25
1. Question
1 point(s)The unit of viscosity is
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Question 2 of 25
2. Question
1 point(s)Which of the following is true for 2 moles of an ideal gas ?
CorrectIncorrect -
Question 3 of 25
3. Question
1 point(s)Intermolecular forces in liquid are –
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Question 4 of 25
4. Question
1 point(s)Interactive forces are ………. in ideal gas
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Question 5 of 25
5. Question
1 point(s)At constant temperature the pressure of 22.4 dm³ volume of an ideal gas was increased from 105 kPa to 210 kPa, New volume could be
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Question 6 of 25
6. Question
1 point(s)Which among the following gases can be liquified easily?
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Question 7 of 25
7. Question
1 point(s)If average velocity of a sample of gas molecules at 300 K is 5 cm s–1, what is RMS velocity of same sample of gas molecules at the same temperature ? (Given, α : u : v = 1 : 1.224 : 1.127)
CorrectIncorrect -
Question 8 of 25
8. Question
1 point(s)Match the pairs of the following :
‘A’ ‘B’
a. Boyle’s law i. at constant pressure and volume
b. Charles’ law ii. at constant temperature
iii. at constant pressureCorrectIncorrect -
Question 9 of 25
9. Question
1 point(s)5.5 mg of nitrogen gas dissolves in 180 g of water at 273 K and one atm pressure due to nitrogen gas. The mole fraction of nitrogen in 180 g of water at 5 atm nitrogen pressure is approximately
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Question 10 of 25
10. Question
1 point(s)The statement that is NOT correct is
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Question 11 of 25
11. Question
1 point(s)What is the ratio of kinetic energies of 3g of hydrogen and 4 gms of oxygen at T(K)?
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Question 12 of 25
12. Question
1 point(s)What are the conditions under which the relation between volume (V) and number of moles (n) gas plotted? (P = pressure; T= temperature)
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Question 13 of 25
13. Question
1 point(s)Temperature below which, the gas does not obey ideal gas laws is called
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Question 14 of 25
14. Question
1 point(s)The molecular velocity of any gas is
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Question 15 of 25
15. Question
1 point(s)For one mole of an ideal gas, increasing the temperature from 10°C to 20°C ______.
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Question 16 of 25
16. Question
1 point(s)A syringe has a volume of 10.0 cm³ at pressure 1 atm. If you plug the end so that no gas can escape and push the plunger down, what must be the final volume to change the pressure to 3.5 atm?
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Question 17 of 25
17. Question
1 point(s)The volume of a given mass of a gas at 0ºC is 2 dm³. Calculate the new volume of the gas at constant pressure when The temperature is increased by 10ºC
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Question 18 of 25
18. Question
1 point(s)A hot air balloon has a volume of 2800 m³ at 99º C. What is the volume if the air cools to 80º C?
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Question 19 of 25
19. Question
1 point(s)At 0º C, a gas occupies 22.4 liters. How much hot must be the gas in celsius and in kelvin to reach volume of 25.0
liters?CorrectIncorrect -
Question 20 of 25
20. Question
1 point(s)A 20 L container holds 0.650 mol of He gas at 37º C at a pressure of 628.3 bar. What will be new pressure inside the container if the volume is reduced to 12 L. The temperature is increased to 177º C and 1.25 mol of additional He gas was added to it?
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Question 21 of 25
21. Question
1 point(s)Nitrogen gas is filled in a container of volume 2.32 L at 32ºC and 4.7 atm pressure. Calculate the number of moles
of the gasCorrectIncorrect -
Question 22 of 25
22. Question
1 point(s)At 25 º C and 760 mm of Hg pressure a gas occupies 600 mL volume. What will be its pressure at the height where temperature is 10 º C and volume of the gas 640 mL ?
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Question 23 of 25
23. Question
1 point(s)Calculate the pressure in atm of 1.0 mole of helium in a 2.0 dm³ container at 20.0ºC
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Question 24 of 25
24. Question
1 point(s)Calculate the volume of 1 mole of a gas at exactly 20 º C at a pressure of 101.35 kPa.
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Question 25 of 25
25. Question
1 point(s)Calculate the number of molecules of methane in 0.50 m³ of the gas at a pressure of 2.0×10² kPa and a temperature of exactly 300 K.
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