MCQ
Which has wrong $IUPAC$ name ?
- Afigure $-2-$ phenylethanoic acid

- B$NH_2-CH_2-CH=CH_2$ $-$ Prop $-2-$ en $-1-$ amine
- ✓figure $- 3-$ methylcyclohexanal

- D$(CH_3)_2C=CHCOCH_3$ $- 4-$ methylpent $-3- $ en $-2-$ on




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$B.E(N -N) = 159\, kJ\, mol^{-1}$,
$B.E(H -H) = 436\, kJ\, mol^{-1}$
$B.E.(N \equiv N) = 941\, kJ\, mol^{-1}$,
$B.E(N -H) = 398\, kJ\, mol^{-1}\, .......\,kJ\, mol^{-1}$
$(I)$ gauche conformation of $1, 2$ -dibromoethane
$(II)$ anti conformation of $1, 2$ -dibromoethane
$(III)$ trans- $1, 4$ -dibromocyclohexane
$(IV)$ cis- $1, 4$ -dibromocyclohexane
$(V)$ tetrabromomethane
$(VI)$ $1, 1$ -dibromocyclohexane