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    Chemistry A-Level

    hydrogen on the carbonyl carbon

    What hydrogen on the carbonyl carbon means in Chemistry A-Level, as defined for AQA.

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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.
    AQA · Aldehydes and ketones (A-level only) (study guide)
    The ketone that results has no hydrogen on its carbonyl carbon, which is why it is not oxidised further.
    AQA · Oxidation of alcohols (study guide)

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