BRAINCAKEPreparation of Aldehydes and Ketones
Aldehydes can be prepared from the oxidation of primary alcohols using potassium dichromate VI acidified with sulfuric acid. The aldehyde has a relatively low melting point and can be distilled off as it is formed.
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Key terms in this lesson
- oxidation
- A reaction in which hydrogen atoms are removed from, or oxygen atoms are added to, an organic molecule.
- primary alcohol
- An alcohol in which the -OH group is attached to a carbon atom bonded to only one alkyl group.
- secondary alcohol
- An alcohol in which the -OH group is attached to a carbon atom bonded to two alkyl groups.
More in Carbonyl Compounds
- Carbonyl Compounds
- Reduction of Aldehydes and Ketones
- Reaction with Hydrogen Cyanide
- Silver Mirror Test
- 2,4-DNP Test for Carbonyl Compounds
- Carboxylic Acids
- Esters
- Fats and Oils
All 12 lessons in Carbonyl Compounds · All OCR A-level Organic Chemistry topics