SaraNextGen Study App [2023-24]
Last Updated On [03-11-2023]

Statement 1:

Greater the value of van der Waal’s constant ‘a’ greater is the liquefication of gas.

Statement 2:

‘a’ indirectly measures the magnitude of attractive forces between the molecules.

a)

Statement 1 is True, Statement 2 is True; Statement 2 is correct explanation for Statement 1

b)

Statement 1 is True, Statement 2 is True; Statement 2 is not correct explanation for Statement 1

c)

Statement 1 is True, Statement 2 is False

d)

Statement 1 is False, Statement 2 is True


Question ID - 103042 :-

Statement 1:

Greater the value of van der Waal’s constant ‘a’ greater is the liquefication of gas.

Statement 2:

‘a’ indirectly measures the magnitude of attractive forces between the molecules.

a)

Statement 1 is True, Statement 2 is True; Statement 2 is correct explanation for Statement 1

b)

Statement 1 is True, Statement 2 is True; Statement 2 is not correct explanation for Statement 1

c)

Statement 1 is True, Statement 2 is False

d)

Statement 1 is False, Statement 2 is True

1 Answer
5876 Votes
3537

Answer Key : (a) -

(a)

Considering the attractive force, pressure in ideal gas equation  is corrected by introducing a factor of  where  is van der Waals’ constant.



Next Question :

Statement 1:

In van der Waals equation

Pressure correction  is due to the force of attraction between molecules

Statement 2:

Volume of gas molecule cannot be neglected due to force of attraction

a)

Statement 1 is True, Statement 2 is True; Statement 2 is correct explanation for Statement 1

b)

Statement 1 is True, Statement 2 is True; Statement 2 is not correct explanation for Statement 1

c)

Statement 1 is True, Statement 2 is False

d)

Statement 1 is False, Statement 2 is True


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