12
Question
The treatment of benzene with iso-butene in the presence of sulphuric acid gives:
The treatment of benzene with iso-butene in the presence of sulphuric acid gives:
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Solution
The correct option is B tert-butylbenzene
Sulphuric acid protonates the alkene to give the highest substituted carbocation, tert-butyl. That electrophilically adds to benzene carbon atom. A proton is eliminated to obtain tert-butyl benzene.
Sulphuric acid protonates the alkene to give the highest substituted carbocation, tert-butyl. That electrophilically adds to benzene carbon atom. A proton is eliminated to obtain tert-butyl benzene.
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