Question:

The hydrocarbon which does decolourise alkaline $KMnO_{4}$ solution and also does not give any precipitate with ammoniacal silver nitrate is

Updated On: Jul 15, 2022
  • benzene
  • acetylene
  • propyne
  • butyne-1
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The Correct Option is A

Solution and Explanation

Benzene is resonance stabilised and hence does not react with alk. $KMnO _{4}$ and it has no acidic hydrogen. Therefore, it does not react with ammoniacal $AgNO _{3}$ solution.
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