12th Class Chemistry Polymers / बहुलक Question Bank 12th CBSE Chemistry Polymers

  • question_answer
      In bakelite the benzene rings are linked through group at o - and p - positions. Why?

    Answer:

      Since phenol is ortho-para directing group. So, the reaction starts with the initial formation of o-and/or 79-hydroxy methyl phenol derivatives, which farther react with phenol to form compounds having rings joined to each other through  at ortho sad para positions.


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