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Haloalkanes And Haloarenes

Question
CBSEENCH12007939

In the reaction:

bold CH subscript bold 3 bold CH subscript bold 2 bold I bold space bold rightwards arrow with bold alc bold. bold space bold KOH on top bold space bold CH subscript bold 2 bold equals bold CH subscript bold 2 bold space bold rightwards arrow with bold Br subscript bold 2 on top bold space bold BrCH subscript bold 2 bold minus bold CH subscript bold 2 bold Br bold space bold rightwards arrow with bold KCN on top bold Z

  • CH3CH2CN
  • CNCH2CH2CN
  • BrCH2CH2CN
  • BrCH = CHCN.

Solution

B.

CNCH2CH2CN