hydrogen on the carbonyl carbon
What hydrogen on the carbonyl carbon means in Chemistry A-Level, as defined for AQA.
Definitions of hydrogen on the carbonyl carbon
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Reference: AQA
The carbonyl carbon of an aldehyde carries a hydrogen atom, so no carbon–carbon bond need break during oxidation.
The ketone that results has no hydrogen on its carbonyl carbon, which is why it is not oxidised further.
Topics that use hydrogen on the carbonyl carbon
- Aldehydes and ketones (A-level only) (AQA A-Level)
- Oxidation of alcohols (AQA A-Level)
Related terms
- achiral exceptions
- acidified potassium dichromate(VI)
- alkoxide intermediate
- carbon–carbon bond too strong
- charged intermediate protonated
- contrast with ketones
- distillation against reflux
- equations using 2[H]
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