Answered

Which one of the following elements does not exist as a diatomic molecule in nature?

(a) hydrogen
(b) nitrogen
(c) fluorine
(d) neon



Answer :

Neon
An easy way to remember the diatomic molecules is HOFBrINCl 
almost sounds like hofbrinkle 

Answer:

Neon, it is the answer on chem exam and it doesnt exist as a diatomic molecule