Reaction with KMnO4
Label 3 clean, dry test tubes with the name of the substance to be tested. Place
into each test tube 5 drops of the appropriate hydrocarbon: hexane, cyclohexene and
toluene. Carefully add (dropwise) 2 drops of 1% aqueous KMnO4 solution; after each drop,
shake to mix the solution. Record observations for each test.