Chemistry 0620 · IGCSE · Alcohols

Alcohols — practice question

Ethanol may be produced through fermentation or by adding steam to ethene in the presence of a catalyst. Which statement picks out one advantage of using either of these methods?

  • ACatalytic addition requires a high temperature and pressure.
  • BEthanol produced by fermentation is extracted by distillation.
  • CFermentation is a batch process.
  • DThe raw material in fermentation is a renewable resource.

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