Hydrocarbons Question 377

Question: The compound most likely to decolourize a solution of potassium permanganate is [NCERT 1978]

Options:

A) $ CH_3CH_3 $

B)

C) $ CH_3CH=CHCH_2CH_3 $

D) $ \underset{CH_3}{\mathop{\underset{|}{\mathop{\overset{CH_3}{\mathop{\overset{|}{\mathop{CH_3-C-CH_3}}}}}}}} $

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Answer:

Correct Answer: C

Solution:

$ CH_3-CH=CH-CH_2-CH_3 $ it decolourizes $ KMnO_4 $ solution because double bond is present.