Fundamentholfundamenthol
NEET2018Paper 2018Chemistry
Q.

Given van der Waals constant for NH3, H2, O2 and CO2 are respectively 4.17, 0.244, 1.36 and 3.59, which one of the following gases is most easily liquefied?

  1. A

    NH3

  2. B

    O2

  3. C

    H2

  4. D

    CO2

Solution

• Van der waal constant ‘a’, signifies intermolecular forces of attraction.

• Higher is the value of ‘a’, easier will be the liquefaction of gas.

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