An ideal gas cannot be liquefied becausei) It's critical temperature is always above 0°C ii) it's molecule are relatively small in size iii) it solidifies before becoming a liquid iv) forces operative between its molecules are negligible

An ideal gas cannot be liquefied becausei) It's critical temperature i

1.	An ideal gas cannot be liquefied becausei) It's critical temperature is always above 0°C ii) it's molecule are relatively small in size iii) it solidifies before becoming a liquid iv) forces operative between its molecules are negligible
Answer» The ANSWER of the question is IV (FORCES OPERATIVE between its molecules are negligible)