alleryCannizzaro reaction happens with aldehydes that have no:
ABeta carbon
BGamma oxygen
CDelta nitrogen
DAlpha hydrogen
Answer & Solution
Correct answer: D. Alpha hydrogen
1. Without an alpha hydrogen, aldol condensation cannot run.
2. Heating with concentrated alkali gives another route.
3. One molecule is reduced and another oxidised.
_Source: syllabus Chemistry Part II, Chapter 12, Aldehydes, Ketones and Carboxylic Acids._
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