MHT CET 2022 Chemistry question

Chemistry States of Matter (Gaseous & Liquid State)MHT CET 2022

Which of the following gases is difficult to liquefy?

(A)Correct
(B)
(C)
(D)

Answer: (A)

Solution

A gas can be liquefied only by compression below its critical temperature (); gases with low (weak intermolecular forces, small van der Waals constant ) are hard to liquefy. Critical temperatures: 154.6 K, 417 K, 405.5 K,

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Question ID VK-095915