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Haloalkanes and Haloarenes — Chemistry STD 12 Science — Question

Bihar BoardEnglish MediumSTD 12 ScienceChemistryHaloalkanes and Haloarenes1 Mark
MCQ
Find out the incorrect statement.

  • A
    It gives total 9 allylic brominated products.
  • B
    All allylic brominated products are optically active.
  • C
    Substrate has 7 allylic hydrogens.
  • D
    NBS gives Br constantly to reaction mixture.
✓

Answer

  1. All allylic brominated products are optically active.

Explanation:

In this reaction NBS gives Br constantly to reaction mixture which attacks at allylic position and forms bromo products.

Here, substrate has 7 allylic hydrogens and forms 9 allylic brominated products out of which this product is optically inactive.

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