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NEET-XII-Chemistry

exam-2 year:2016

with Solutions -
Qstn# 140 Prvs-QstnNext-Qstn
  • #140
    The correct increasing order of trans-effect
    of the following species is :
    (1)``\ce { Br- > CN- > NH3 > C6H5-}``
    (2) ``\ce {CN- > Br- > C6H5- >NH3}``
    (3) `` \ce {NH3 > CN- > Br- > C6H5-}``
    (4)``\ce { CN- > C6H5- > Br- > NH3}``
    digAnsr:   4
    Ans : (4)
    Sol. Trans effect order -    6 5 3CN C H Br NH