CAIE IGCSE Chemistry 11.7.2 Formation of Ethanoic Acid By the Questions

Work through real CAIE IGCSE Chemistry questions to identify oxidising conditions, products and bacterial vinegar formation.

Syllabus
2026–2028
Course
Chemistry 0620

Exam points

  • describe oxidation of ethanol to ethanoic acid using acidified aqueous potassium manganate(VII)
  • identify oxidation as the chemical change and name the acidified oxidising reagent
  • recognise ethanoic acid as the product formed from ethanol and propanoic acid as the corresponding product from propanol
  • describe bacterial oxidation of ethanol by air during vinegar production and distinguish it from combustion or reduction

CAIE IGCSE Chemistry 11.7.2 Formation of Ethanoic Acid By the Questions question 1

[Maximum number: 1]

Which type of reaction occurs when ethanol is converted to ethanoic acid?

A

combustion

B

decomposition

C

neutralisation

D

oxidation

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