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NEET2005ChemistryHaloalkanes and HaloarenesActual

3-Phenylpropene on reaction with HBr gives (as a major product)

Options

  1. AC ₆ H ₅ CH ₂ CH ( Br ) CH ₃
  2. BC ₆ H ₅ CH ( Br ) CH ₂ CH ₃
  3. CC ₆ H ₅ CH ₂ CH ₂ CH ₂ Br
  4. DC ₆ H ₅ CH ( Br ) CH = CH ₂ .

Correct answer

B. C ₆ H ₅ CH ( Br ) CH ₂ CH ₃

Step-by-step solution

According to Markownikoff's rule, the negative part of the unsymmetrical reagent adds to less hydrogenated (more substituted) carbon atom of the double bond.

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