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  3. 11th Class
  4. Chemistry

11th Class Chemistry Sample Paper Chemistry Sample Paper-2

  • question_answer
    A mixture of three gases P (density 0.90), Q (density 0.178) and R (density 0.42) is enclosed in a vessel at constant temperature. When the equilibrium is established,

    A)  The gas P will be at the top of the vessel

    B)  The gas Q will be at the top of the vessel

    C)  The gas R will be at the top of the vessel

    D)  The gases will mix homogeneously throughout the vessel.

    Correct Answer: D

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