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A & H no understand

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Total cards: 7•Content version: v4•Public deck•Updated: 8/1/2026

Card preview (7)

#1
Front (Question)

Oxidation of aldehydes. Reaction, reagent and conditions

Back (Answer)

Reaction: Aldehyde -> Carboxylic acid R: Potassium dichromate + dilute sulfuric acid C: Heat under reflux

#2
Front (Question)

Reduction of aldehydes. Reaction, reagent and conditions

Back (Answer)

Reaction: Aldehydes -> Primary alcohols R: NaBH4 or LiAlH4 in aqueous ethanol C: Room temp + pressure

#3
Front (Question)

Reduction of ketones. Reaction, reagent and conditions

Back (Answer)

Reaction: Aldehydes -> Secondary alcohols R: NaBH4 or LiAlH4 in aqueous ethanol C: Room temp + pressure

#4
Front (Question)

Reaction if propanone is reduced

Back (Answer)

CH3COCH3 + 2[H] -> CH3CHOHCH3

#5
Front (Question)

Reaction if proponal is oxidised

Back (Answer)

CH3CH3COH + [O] -> CH3CH2COOH

#6
Front (Question)

Addition of HCN to carbonyls Reaction, reagent and conditions

Back (Answer)

Reaction: carbonyl -> hydroxynitrile R: KCN + dilute sulfuric acid C: Room temp and pressure

#7
Front (Question)

Why can the addition of HCN to carbonyls form a racemate

Back (Answer)

Nucleophile has an equal chance of attacking both sides of the planar C=O bond