Hydrocarbons - Result Question 56

####58. Predict the product C obtained in the following reaction of butyne-1.

[2007]

CH3CH2−C≡CH+HCl⟶B→HIC

(a)CCCCI

(b)CCC(I)CCl

(c)CCC(C)(Cl)I

(d)CC(Cl)CCI

Show Answer

Solution:

(c) CH3−CH2−C≡CH+HClC=C(Cl)CC

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.

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