Hydrocarbons Question 215

Question: When acetylene is reacted with HBr, we get [CPMT 1979; JIPMER 2002]

Options:

A) Methyl bromide

B) Ethyl bromide

C) Ethylene bromide

D) Ethylidene bromide

Show Answer

Answer:

Correct Answer: D

Solution:

$ CH\equiv CH\xrightarrow{HBr}CH_2=CH-Br\xrightarrow{HBr} $

$ \underset{\text{Ethylidene dibromide}}{\mathop{CH_3CH<\begin{matrix} Br \\ Br \\ \end{matrix}}} $