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प्रश्न
The oxidation of toluene to benzoic acid can be stopped at the aldehyde stage to give benzaldehyde. The reagent used for the purpose is one of the following.
विकल्प
Chlorine
Carbon monoxide and hydrogen chloride
Chromyl chloride
Chromic oxide
MCQ
उत्तर
Chromyl chloride
Explanation:
This is Etard Reaction.
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