Hydrocarbons Question 405

Question: Deviation from Markownikoff’s rule occurs in presence of

Options:

A) Zinc

B) Peroxides

C) $ Hg-Zn/HCl $

D) All of these

Show Answer

Answer:

Correct Answer: B

Solution:

$ CH_3-CH=CH_2+HBr\xrightarrow{\text{Markownikoffs rule}} $

$ \underset{2-Bromopropane}{\mathop{CH_3-\underset{\underset{Br}{\mathop{|}}}{\mathop{CH}}-CH_3}}+HBr\xrightarrow{\text{Presence of peroxide }} $

$ \underset{\text{1-Bromopropane }}{\mathop{CH_3-CH_2-CH_2-Br}} $