Multiple choice

Benzene reacts with chlorine in the presence of an iron catalyst to produce-

  1. Benzene hexachloride

  2. Benzyl chloride

  3. Chlorobenzene

  4. Benzoyl chloride
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C Correct answer
Explanation

Benzene undergoes electrophilic aromatic substitution with chlorine in the presence of iron(III) chloride catalyst (Fe acts as Lewis acid, FeCl3 is the actual catalyst). This produces chlorobenzene where a chlorine atom substitutes for a hydrogen atom on the benzene ring.

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