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In an aldehyde the carbonyl carbon is bonded to carbon and:
AFluorine
BHydrogen
CNitrogen
DChlorine
Answer & Solution
Correct answer: B. Hydrogen
1. An aldehyde carries the carbonyl group at the end of a chain.
2. One side holds a carbon, the other a hydrogen.
3. So the carbonyl carbon is bonded to carbon and hydrogen.
_Source: NCERT Class 12 Chemistry Part II, Chapter 12, Aldehydes, Ketones and Carboxylic Acids._
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