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Q.
The IUPAC name of
$ (CH_{3})_{3}C-CH=CH_{2} $ is
AMUAMU 2005
Solution:
This compound contains double bond, so the end of the longest chain which is near the double bond will be given number $1$ .
This compound also contain side chain but preference will be given to double bond.
Therefore, the IUPAC name of the compound is
$3,3$ -dimethyl-$1$-butene.