CMC Medical CMC-Medical Ludhiana Solved Paper-2007

  • question_answer
    An ideal gas cannot be liquefied because

    A)  its critical temperature is always above\[0{}^\circ C\]

    B)  its molecules are relatively smaller in size

    C)  it solidifies before becoming a liquid

    D)  forces operative between its molecules are negligible

    Correct Answer: D

    Solution :

                    In the ideal gas, the intermolecular forces of attraction are negligible and hence it cannot be liquified.


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