Discuss the role of Lewis acids in the preparation of aryl bromides and chlorides in the dark.

This is a short answer type question as classified in NCERT Exemplar

In the presence of Lewis acid catalysts (iron or iron chloride), aryl bromides and chlorides can be made by electrophilic replacement of arenas with bromine and chlorine, respectively.

<p><span data-teams="true">This is a short answer type question as classified in NCERT Exemplar</span></p><p>In the presence of Lewis acid catalysts (iron or iron chloride), aryl bromides and chlorides can be made by electrophilic replacement of arenas with bromine and chlorine, respectively.</p><div><div><picture><source srcset="https://images.shiksha.com/mediadata/images/articles/1746529679phpnGIZO2_480x360.jpeg" media=" (max-width: 500px)"><img src="https://images.shiksha.com/mediadata/images/articles/1746529679phpnGIZO2.jpeg" alt="" width="425" height="211"></picture></div></div>

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