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Which gas will liquefy easily (a and b a...

Which gas will liquefy easily (`a` and `b` are van der Waals constants)?

A

Larger values of `a` and `b`

B

Smaller value of `a` but larger value of `b`

C

Smaller values of `a` and `b`

D

Larger value of `a` but smaller value of `b`

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In the van der Waals equation

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If two gases have the same value of b but different values of a ( a and b are van der Waals constants), which of the following statements is wrong?

r_("(van der Waal)") is

Which of the following gas will have highest value of van der Waal's constant 'a' ?

Discuss in brief the significance of the van der Waal's constants. Also write their units.

Which of the following statements regarding van der Waals' constants a and b is not correct? A. The constant a is a measure of van der Waals' forces. B. A gas with a lower value of a possesses a greater tendency to get liquefied. C. b is a measure of effective size of molecules. D .b is the excluded volume per mole.

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CENGAGE CHEMISTRY ENGLISH-STATES OF MATTER-Exercises (Ture False)
  1. Which gas will liquefy easily (a and b are van der Waals constants)?

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  2. In the van der Waals equation (P + (n^(2)a)/(V^(2)))(V - nb) = nRT ...

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  3. Kinetic energy of a molecule is zero at 0^(@)C

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  4. Gas in a closed container will exert much higher pressure due to gravi...

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  5. The graph between PV vs P at constant temperature is linear parallel t...

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  6. Real gases show deviation from ideal behavior at low temperature and h...

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  7. All the molecules in a given sample of gas move with same speed.

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  8. Small value of a means, gas can be easily liqueifed.

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  9. Small value of a means, gas can be easily liqueifed.

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  10. Rate of diffusion is directly proportional to the square root of molec...

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  11. For ideal gases, Z = 1 at all temperature and pressure.

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  12. According to charles's law,

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  13. The pressure of moist gas is higher than pressure of dry gas.

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  14. Gases do not occupy volume and do not have force of attraction.

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  15. The van der Waal equation of gas is (P + (n^(2)a)/(V^(2))) (V - nb)...

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  16. Surface tension and surface energy have different dimensions.

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  17. The plot of PV vs P at particular temperature is called isovbar.

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  18. Give reasons for the following in one or two sentences. (a) A bottle...

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  19. Can a gas with a = 0 be liquefied?

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  20. The van der waals constants have same values for all the gases.

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  21. All the molecules in a given sample of gas move with same speed.

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