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Chemistry - Halogen Derivative Question with Solution | TestHub

ChemistryHalogen DerivativeNUCLEOPHILIC SUBSTITUTION REACTIONS (SN1 AND SN2), SN(NEIGHBOURING GROUP PARTICIPATION), SNIEasy2 minPYQ_2017

ChemistryEasysingle choice

$3 -$ Methyl $-$ pent $- 2 -$ ene on reaction with $HBr$ in presence of peroxide forms an addition product. The number of possible stereoisomers for the product is

Question diagram: 3 - Methyl - pent - 2 - ene on reaction with HBr in presence

Options:

Answer:

Solution:

In the presence of peroxide anti-Markownikoff's product form.

$E^{⨁}$ attacks $C -$ where hindrance is less.

$2$ chiral centres are present in the product.

Number of stereoisomers $(2^{n}) = 2^{2} = 4$ .

Stream:JEESubject:ChemistryTopic:Halogen DerivativeSubtopic:NUCLEOPHILIC SUBSTITUTION REACTIONS (SN1 AND SN2), SN(NEIGHBOURING GROUP PARTICIPATION), SNI

⏱ 2mℹ️ Source: PYQ_2017

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