11th Class Chemistry Hydrocarbons

  • question_answer 84)   (A) Toluene on Friedel-Crafts methylation gives o- and p-xylene. (R) \[C{{H}_{3}}\] ?group bonded to benzene ring increases electron density at o- and p-positions.

    Answer:

      (a) In toluene, methyl group is activating and ortho-para directing because it increases electron density at ortho and para positions.


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