Hydrocarbons - Result Question 56
####58. Predict the product $C$ obtained in the following reaction of butyne-1.
[2007]
$CH_3 CH_2-C \equiv CH+HCl \longrightarrow B \xrightarrow{HI} C$
(a)
(b)
(c)
(d)
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Solution:
(c) $CH_3-CH_2-C \equiv CH+HCl$
According to Markownikoff’s rule which states that when an unsymmetrical alkene undergo hydrohalogenation, the negative part goes to the $C$-atom which contain lesser no. of $H$-atom.
