Aromatic HydrocarbonshardMCQ SINGLE⭐ Must-Do

Addition of excess chlorine to benzene in the presence of ultraviolet light destroys aromaticity andAromatic Hydrocarbons Chemistry Question

Question

Addition of excess chlorine to benzene in the presence of ultraviolet light destroys aromaticity and yields Benzene Hexachloride (BHC). Which specific stereoisomer of BHC is used commercially as the potent insecticide Gammexane or Lindane?

Answer: C

💡 Solution & Explanation

Benzene hexachloride (C6H6Cl6) formed by radical addition exists as multiple stereoisomers. The gamma-isomer specifically is the active ingredient in the insecticide Lindane.

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