Question

In naming which one is given more preference substituent or double bond triple bond

Answer 1

In I. U. P. A. C. Nomenclature,
According to I.U.P.A.C. rules, more preference is given to double bond.
But there may be exceptions like when a Triple bond get a lower locant than a double then, numbering can be started from triple bond side. For example, a question was asked in JEE Mains 2010....
CH«Triple» C - CH = CH - CH3
Pent-1-yne-3-ene.

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