IIT-JEE 2012 Paper 1 Offline | Gaseous State Question 8 | Chemistry

IIT-JEE 2012 Paper 1 Offline

MCQ (Single Correct Answer)

-1

For one mole of a van der Waals gas when b = 0 and T = 300 K, the PV vs. 1/V plot is shown below. The value of the van der Waals constant a (atm L² mol^$$-$$2) is

IIT-JEE 2012 Paper 1 Offline Chemistry - Gaseous State Question 6 English

1.0

4.5

1.5

3.0

IIT-JEE 2009 Paper 1 Offline

MCQ (Single Correct Answer)

-1

The term that corrects for the attractive forces present in a real gas in the van der Waals equation is

$$nb$$

$${{a{n^2}} \over {{V^2}}}$$

$$ - {{a{n^2}} \over {{V^2}}}$$

$$ - nb$$

IIT-JEE 1986

MCQ (Single Correct Answer)

-0.25

The average velocity of an ideal gas molecule at 27^oC is 0.3m/sec. The average velocity at 927^oC will be

0.6 m/sec

0.3 m/sec

0.9 m/sec

3.0 m/sec

IIT-JEE 1985

MCQ (Single Correct Answer)

-0.25

Rate of diffusion of a gas is

directly proportional to its density

directly proportional to the square root of its molecular weight

inversely proportional to the square root of its molecular weight.

directly proportional to its molecular weight

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