BRAINCAKEDehydration of Alcohols
Dehydration is an elimination reaction in which a molecule of water is removed from an alcohol to form an alkene:
CH3CH2OH → CH2=CH2 + H2O
Conditions: heat with a concentrated acid catalyst, either concentrated phosphoric acid (H3PO4) or concentrated sulfuric acid (H2SO4).
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More in Alcohols
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- Oxidation of Alcohols
- Oxidation of Primary Alcohols to Aldehydes and Carboxylic Acids
- Oxidation of Secondary Alcohols
- Distinguishing Aldehydes and Ketones
- Mechanism of Dehydration
- Reflux and Distillation
All 13 lessons in Alcohols · All AQA AS-level Chemistry topics