Final product obtained by treating ethane with excess chlorine in presence of sunlight is _________.
A
monochloro ethane
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B
dichloro ethane
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C
tetrachloro ethane
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D
hexachloro ethane
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Solution
The correct option is C hexachloro ethane Ethane reacts with chlorine by free radical halogenation in the presence of sunlight when chlorine breaks down to form two chlorine radicals. The chlorine radical reacts with ethane to give ethane radical which reacts with other chlorine to generate to give halogenated product C2Cl6