The stereoisomers that are formed by electrophilic addition of bromine to tans-but- $2$ -ene is/are :

2

enantiomers

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1

racemic and

2

enantiomers

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2

enantiomers and

2

mesomers

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2

identical mesomers

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Solution

The correct option is D $2$ identical mesomers
Bromination of alkene takes place by anti-addition.

Mirror images of mesoform are identical.
Hence, option (b) is correct.

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Similar questions

2

Assertion : Addition of bromine to trans-2-butene yields meso-2, 3-dibromobutane

Reason : Bromine addition to an alkene is an electrophilic addition.

3 - M e t h y l - p e n t - 2 - e n e

H B r

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