E-PolyLearning

1. Example of gas having monoatomic molecules is
a. Nitrogen
b. hydrogen
c. neon and argon
d. oxygen and nitrogen
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Answer: (c).neon and argon

2. Effective volume is usually taken for
a. 2 moles of gas
b. 1 mole of gas
c. 5 moles of gas
d. 3moles of gas
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Answer: (b).1 mole of gas

3. 31.1 degree is critical temperature for
a. carbon dioxide
b. ammonia
c. hydrogen
d. sulphur
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Answer: (a).carbon dioxide

4. Joule Thomson effect is based upon
a. sudden compression of gases
b. sudden expansion of gases
c. cooling of gases
d. heating of gases
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Answer: (b).sudden expansion of gases

5. 1 atmosphere is equal to
a. 760 mm of Hg
b. 740 mm of Hg
c. 720 mm of Hg
d. 780 mm of Hg
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Answer: (a).760 mm of Hg

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