IUPAC name of the structure,  HC≡C-CH2-CH2-CH2-CH2-CH2-CH=CH2 is

HC≡C8-CH2-CH2-CH2-CH2-CH2-CH=C1H2 ;Locant rule cannot be applied. Both locants are at equivalent positions.ThusPriority order ; ene > yne ;Alphabetical order is followed for naming ;IUPAC name :Non -1- ene -8- yne ;