Organic ChemistryComparison

Fermentation vs Hydration Comparison

Part of Alcohols · GCSE GCSE Chemistry revision

This comparison covers Fermentation vs Hydration Comparison within Alcohols for GCSE Chemistry. Revise Alcohols in Organic Chemistry for GCSE Chemistry with 22 exam-style questions and 15 flashcards. This topic appears regularly enough that it should still be part of a steady revision cycle. It is section 5 of 13 in this topic. Use this comparison to connect the idea to the wider topic before moving on to questions and flashcards.

Topic position

Section 5 of 13

Practice

22 questions

Recall

15 flashcards

⚖️ Fermentation vs Hydration Comparison

Aspect Fermentation Hydration of Ethene
Raw Materials Sugar/starch (renewable) Ethene from crude oil (finite)
Temperature 25-35°C (room temp) 300°C (high energy)
Speed Days to weeks Continuous process
Purity Low (needs distillation) High (pure ethanol)
Environmental Carbon neutral (renewable) Uses fossil fuels
Scale Batch process Large-scale continuous

Keep building this topic

Read this section alongside the surrounding pages in Alcohols. That gives you the full topic sequence instead of a single isolated revision point.

Practice Questions for Alcohols

What is the functional group present in all alcohols?

  • A. -COOH (carboxyl group)
  • B. C=C (carbon-carbon double bond)
  • C. C=O (carbonyl group)
  • D. -OH (hydroxyl group)
1 markfoundation

Explain what happens when ethanol reacts with sodium metal. Include a balanced equation in your answer.

3 marksstandard

Quick Recall Flashcards

What are alcohols?
Organic compounds containing the -OH hydroxyl functional group
What is hydration of ethene?
Adding water to ethene to produce ethanol: C₂H₄ + H₂O → C₂H₅OH

22 questions on Alcohols — practise free

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