NEET UG CHEMISTRY MCQ: HYDROCARBONS

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Propyne and propene can be distinguished by

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Correct option: D

\mathrm{AgN}{\mathrm{O}_3}\;\mathrm{in}\;\mathrm{N}{\mathrm{H}_3}

Option D is correct because propyne is a terminal alkyne and reacts with ammoniacal silver nitrate to form a precipitate, while propene does not react. This difference allows for their distinction.

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The reaction of alkanes with halogen is explosive in the case of: A mixture of sodium benzoate and soda lime on heating produces The major product of the following reaction is

C{H_3}C \equiv CH\xrightarrow[{(ii)\;DI}]{{(i)\;DCl\;(1\;equiv.)}}

S-I : Heavy metal acetylides can be used to purify alkynes
S-II: Terminal alkynes form acetylides which are soluble in acids. Select the incorrect statement regarding A

C{H_3} - C \equiv CH + {H_2}OA

Kharasch effect is based on