Hydrocarbons Question 3

Question: Which one of the following organic compounds decolourizes an alkaline $ KMnO_4 $ solution [CPMT 1987, 93]

Options:

A) $ CS_2 $

B) $ C_3H_6 $

C) $ C_3H_8 $

D) $ CH_3OH $

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Answer:

Correct Answer: B

Solution:

$ C_3H_6 $ is an alkene therefore decolourizes alkaline $ KMnO_4 $ solution.