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7 Cards in this Set

  • Front
  • Back

General Formula

CnH2n+1OH

Ways of Preparing Ethanol

》fermentation


》hydration of ethene

Alcohol

A homologous series characterised by the presence of the -OH group as the functional group

Hydration of Ethene

Ethene + Water >>> Ethanol


C2H4 + H2O >>> C2H5OH

Conditions of Hydration of Ethene

》high temperature 300C


》pressure at 60-70 atm


》concentrated phosphoric acid

Fermentation: Raw Materials

》boiled water


》glucose


》yeast (catalyst)



Glucose > Ethanol + Carbon Dioxide


C6H12O6 > 2C2H5OH + 2CO2


Uses of Ethanol

》fuel


》solvent


》making methylated spirit


》making alcoholic drinks