1. Tardigrade
  2. Question
  3. Chemistry
  4. Among the following halides, how many number categories in the allylic compound: 3-Chloropropene,3-Bromocyclohexene,Benzylchloride,4-Iodopent-2-ene,Bromobenzene,1-Chloroethylbenzene,4-Chlorocyclopentene, 1-Chlorobut-1-ene,1-Chlorobut-2-ene.

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Q. Among the following halides, how many number categories in the allylic compound:
$3$-Chloropropene,$3$-Bromocyclohexene,Benzylchloride,$4$-Iodopent-$2$-ene,Bromobenzene,$1$-Chloroethylbenzene,$4$-Chlorocyclopentene, $1$-Chlorobut-$1$-ene,$1$-Chlorobut-$2$-ene.

NTA AbhyasNTA Abhyas 2022

Solution:

In allylic halides, the halogen atom is bonded to a $sp ^{3}$ hybridised $C$-atom next to carbon-carbon double bond.
$3$ - Chloropropene, $3$ - Bromocyclohexene, $4$ -Iodopent-$2$-ene, $1-$ Chlorobut $-2-$ ene.