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प्रश्न
Account for the following:
Reduction of nitrobenzene using Fe and HCl is preferred over Sn and HCl.
उत्तर
Reduction with iron scrap and hydrochloric acid is preferred because FeCl2 formed gets hydrolysed to release hydrochloric acid during the reaction. Thus, only a small amount of hydrochloric acid is required to initiate the reaction.
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