Hexene vs. Hexaene — What's the Difference?

Hexene is an alkene with a molecular formula C6H12. The prefix "hex" is derived from the fact that there are 6 carbon atoms in the molecule, while the "-ene" suffix denotes that there is an alkene present—two carbon atoms are connected via a double bond.

(organic chemistry) Any alkene having six double bonds

(organic compound) Any of several isomers of the alkene having six carbon atoms and one double bond

Same as Hexylene.