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NEET2002ChemistryHaloalkanes and HaloarenesActual

Which of the following is involved in Sandmeyer's reaction?

Options

  1. AFerrous salt
  2. BDiazonium salt
  3. CAmmonium salt
  4. DCupromonium salt

Correct answer

B. Diazonium salt

Step-by-step solution

Aryl halides can be prepared by the decomposition of aryl diazonium salts in presence of copper halides solution dissolved in the corresponding halogen acid, the diazo group is replaced by a halogen atom. This reaction is known as Sandmeyer reaction.

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