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Haloalkanes and Haloarenes — Chemistry STD 12 Science — Question

Bihar BoardEnglish MediumSTD 12 ScienceChemistryHaloalkanes and Haloarenes1 Mark
MCQ
If C4​H9​Cl with Na/ether gives 2,5-dimethylhexane, then the compound, C4​H9​Cl is:
  • A
    n-butylchloride
  • B
    sec-butylchloride
  • C
    iso-butylchloride
  • D
    tert-butylchloride
✓

Answer

  1. iso-butylchloride

Explanation:

The reaction of Isobutyl chloride (C4​H9​Cl) with Na/Ether gives 2,5-dimethylhexane. This is a condensation reaction in which two molecules of sodium chloride are obtained for every molecule of 2,5-dimethylhexane.

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