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NEET-XII-Chemistry

Previous Year Paper year:2017

with Solutions -
Qstn# 11 Prvs-QstnNext-Qstn
  • #11
    Identify A and predict the type of reaction-

    (1)
    (2)
    (3)
    (4)
    digAnsr:   2
    Ans : (2)








    Sol.
    OCH3
    Br
    )NH)(-NaBr(-
    NaNH
    3
    2⎯⎯ →⎯
    H
    OCH3
    ⎯⎯ →⎯ 3HN
    OCH3
    NH3
    Θ
    ⊕
    OCH3
    NH2
    ..
    Intra mol.
    Proton transfer
    Overall Br is replaced by NH2 group so we can say substitution reaction.