The hydrocarbon which decolourizes alkaline ${\rm{KMn}}{{\rm{O}}_4}$ solution, but does not give any precipitate with ammoniacal silver nitrate is:

NEET UG CHEMISTRY MCQ: HYDROCARBONS

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The hydrocarbon which decolourizes alkaline

\mathrm{KMn}{\mathrm{O}_4}

solution, but does not give any precipitate with ammoniacal silver nitrate is:

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Correct option: D

Butyne-2

The correct answer is Butyne-2 because it decolourises KMnO4 (unsaturation) but does not have a terminal alkyne (no precipitate with ammoniacal silver nitrate).

NEET UG CHEMISTRY MCQ: HYDROCARBONS

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