1. Tardigrade
  2. Question
  3. Chemistry
  4. Assertion: Trans-2-butene on reaction with Br 2 gives meso-2,3-dibromobutane. Reason: The reaction involves syn-addition of bromine.

Question Error Report

Thank you for reporting, we will resolve it shortly

Back to Question

Q. Assertion : Trans-2-butene on reaction with $Br _{2}$ gives meso-2,3-dibromobutane.
Reason : The reaction involves $syn-addition$ of bromine.

AIIMSAIIMS 2003Hydrocarbons

Solution:

With trans-$2$-butene, the product of $Br_2$ addition is optically inactive due to the formation of symmetric meso compounds.

Solution Image