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Question: Answered & Verified by Expert
An ideal gas can't be liquefied because
ChemistryStates of MatterBITSATBITSAT 2012
Options:
  • A its critical temperature is always above $0^{\circ} \mathrm{C}$
  • B its molecules are relativelysmaller in size
  • C it solidifies before becoming a liquid
  • D forces operated between its molecules are negligible
Solution:
2958 Upvotes Verified Answer
The correct answer is: forces operated between its molecules are negligible
In an ideal gas, the intermolecular forces of attraction are negligible and hence it cannot be liquefied.

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