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Haloalkanes and Haloarenes — Chemistry STD 12 Science — Question

Bihar BoardEnglish MediumSTD 12 ScienceChemistryHaloalkanes and Haloarenes1 Mark
MCQ
Aryl halides are less reactive towards nucleophilic substitution reaction as compared to alkyl halides due to:
  • A
    The formation of less stable carbonium ion.
  • B
    Longer carbon-halogen bond
  • C
    The inductive effect
  • D
    sp2-hybridised carbon attached to the halogen.
✓

Answer

  1. sp2-hybridised carbon attached to the halogen.

Explanation:

Aryl halides are less reactive towards nucleophilic substitution reaction as compared to alkyl halides due to the following reasons:

Resonance stabilisation.

Sp2-hybridised carbon attached to the halogen.

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