Question:
Explain the mechanism of electrophilic substitution in haloarenes with the help of an example.
Explain the mechanism of electrophilic substitution in haloarenes with the help of an example.
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In haloarenes, the halogen group directs electrophilic substitution to ortho and para positions.
Updated On: Mar 5, 2025
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Solution and Explanation
Haloarenes undergo electrophilic substitution due to the resonance effect, which stabilizes the intermediate carbocation. Example:
\[
C_6H_5Cl + Cl_2 \xrightarrow{FeCl_3} C_6H_4Cl_2 + HCl.
\]
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