1.

Which nomenclature is not according to IUPAC system?

Answer»




Solution :`Br-overset(3)(C)H_(2)-overset(2)(C)H=overset(1)(C)H_(2)` is `3-`bromo `-` PROP`-1-`ene.
As bromo is treated as substituent. Hence, while numbering double BOND should get preference.


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