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Nitrobenzene is heated with and the mixture is then made alkaline. The main organic product is

  1. Aazoxybenzene
  2. BN-phenylhydroxylamine
  3. Cazobenzene
  4. Daniline

Answer: D

Metals in acidic medium (Sn/HCl, Fe/HCl) carry out complete reduction of the nitro group to the amine, giving aniline (as anilinium chloride, freed by alkali). Azobenzene and azoxybenzene form in alkaline media.
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