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Q.
Give a chemical test and the reagents used to distinguish
between cyclohexane and cyclohexene.
IIT JEEIIT JEE 1991Hydrocarbons
Solution:
Baeyer's reagent (cold, dilute, alkaline permanganate) can be used
to distinguish between alkanes and alkenes. Alkenes decolourises
purple colour of Baeyer's reagent while alkanes do not.