Question

Ozone,argon,helium,neon find the odd man out

Answer 1

HERE IS THE ANSWER FOR YOUR QUESTION;

Ozone is the correct answer.

◆◆Reasoning◆◆

The other gases are present in 18 th group of the periodic table and these gases are inert gases. But ozone is present in the layer of the atmosphere and not also a part of 18 th group.

HOPE it helps

Answer 2

I think the odd one is Ozone.
because helium,neon,argon belongs to noble gases (8 th A groupbelements/ 18 th group elements)