Gases in science

[munkygurl]

Can anybody tell me the name of an hypothetical gas in which atoms do not interact with each other? it has five letterssss, i d gap a l

[Hamish]

ideal

[jeffg]

Ideal. Sounds a bit non-technical but it's definitely the answer.

[jeffg]

lol, sorry, didn't spot Hamish's answer (i'm new here!)