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9. Hydricarbon — Chemistry STD 11 Science — Question

Gujarat BoardEnglish MediumSTD 11 ScienceChemistry9. Hydricarbon1 Mark
MCQ
Polysubstitution is a major drawback in
  • ✓
    Friedel Craft’s alkylation
  • B
    Reimer Tiemann reaction
  • C
    Acetylation of aniline
  • D
    Friedel Craft’s acylation
✓

Answer

Correct option: A.
Friedel Craft’s alkylation
a
Polysubstitution is a major drawback of Friedal craft’s alkylation. It is so because activating behaviour of benzene ring increases with increase in number of alkyl group on benzene ring

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