State True or False.
A gas above its $T_{c}$ or its critical temperature can be liquefied.

True

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False

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Solution

The correct option is B False
The critical temperature of a substance is the temperature above which the vapor of the substance cannot be liquefied, no matter how much pressure is applied.
Thus the above statement is false.

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Similar questions

Which of the following statements on critical constants of gases are correct?

I : Larger the $\frac{T_{c}}{P_{c}}$ value of a gas, larger would be the excluded volume.

II : Critical temperature ( $T_{c}$ ) of a gas is greater than its Boyle's temperature ( $T_{B}$ ).

III : At the critical point in the Van der Walls gas isotherm.

$⟮ \frac{d P}{d V_{m}} ⟯ T_{c} = 0$

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