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2-Bromopropane is heated with aqueous KOH to give A. A is passed over heated copper at 573 K to give B. B is

  1. Apropanone
  2. Bpropanal
  3. Cpropan-1-ol
  4. Dpropene

Answer: A

Aqueous KOH gives substitution: propan-2-ol (A). Dehydrogenation of a secondary alcohol over Cu at 573 K gives the ketone, , propanone.
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