How many chlorine atoms are present in the product when benzene reacts with excess Cl₂ in sunlight?
Benzene ( C₆H₆ ) with excess Cl₂ in sunlight forms hexachlorocyclohexane ( C₆H₆Cl₆ ), which has 6 chlorine atoms.
Ref: NCERT Class 12 Chemistry > Chapter 6: Haloalkanes and Haloarenes > Topic: Elimination Reactions and Reaction with Metals and Other Reactions