Which of these gases diffuse more quickly than oxygen ?

Related Mcqs:

1. Oxygen (molecular weight = 32) diffuses at a rate of 10cm3/min under the same conditions of temperature and pressure how fast will hydrogen (molecular weight = 2) diffuse ?

   A. 20cm3/min
   B. 40cm3/min
   C. 160cm3/min
   D. 2.5cm3/min

2. Equal masses of methane and oxygen are mixed in empty container at 250?(C) The fraction of total pressure exerted by oxygen is___________________?

   A. one / seventeen
   B. sixteen / seventeen
   C. one / three
   D. two / three

3. Equilibrium state is achieved quickly by the addition of ________________?

   A. reactants
   B. acid
   C. base
   D. catalyst

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

   A. 0.1526 atm
   B. 116 mm of Hg
   C. 116 torr
   D. 1 atm

5. Under what conditions the gases deviate from the ideal behavior ?

   A. High temperature
   B. Low temperature
   C. High pressure
   D. B and C

6. The diffusion of gases at absolute zero will be________________?

   A. Unchanged
   B. Slightly decreased
   C. Slightly increased
   D. Zero

7. Critical temperature for different gases is different and depends upon______________?

   A. Size of molecule
   B. Shape of molecule
   C. Intermolecular attractions
   D. All of the above

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

   A. Boltzman
   B. Maxell
   C. Clausius
   D. Bernoulli

9. 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

10. Who made volume and pressure correction to explain deviation of gases from ideal behaviour ?

    A. Clausius
    B. Boltzman
    C. Charles
    D. Vander waal