question

[Dental1989]

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Which gas is least likely to obey the ideal gas laws at very high temperatures and very low temperatures? A. Kr
B. Ne
C. He
D. Xe


Answers D, how?? can someone please explain

 

[PhansterZ]

Which gas is least likely to obey the ideal gas laws at very high temperatures and very low temperatures? A. Kr
B. Ne
C. He
D. Xe


Answers D, how?? can someone please explain

Do you mean very high pressure and low temperatures?

The Ideal gas law assumes that the gas molecules have no size.

Xe is the largest of the group, and therefore will show the greatest deviation of the ideal gas law when space is at a premium.