Assertion : All molecules in a gas have same speed.
Reason : Gas contains molecules of different size and shape.

  • A
    If both Assertion and Reason are correct and the Reason is a correct explanation of the Assertion.
  • B
    If both Assertion and Reason are correct but Reason is not a correct explanation of the Assertion.
  • C
    If the Assertion is correct but Reason is incorrect.
  • D
    If both the Assertion and Reason are incorrect.

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If $N_2$,$O_2$,$H_2$,and $He$ are filled in four separate car tubes at the same pressure,which one will leak out first?

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Which among the following statements is correct?
$A$. There is a complete order of molecules in gases.
$B$. There is a complete disorder of molecules in gases.
$C$. Molecules are not always in random motion in gases.
$D$. Molecules are fixed at respective position in gases.

Find the false statement for ideal gases.

An ideal gas cannot be liquefied because

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