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Formulas, functional groups and the naming of organic compounds: CAIE A‑Level Chemistry questions

Every CAIE A-Level Chemistry exam question on 13.1 Formulas, functional groups and the naming of organic compounds, June 2024 and the specimen papers, with its mark scheme and examiner’s report.

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312 questions

  1. June 2024 Paper 4, question 7(a): Give the systematic name of ester A. [1]
  2. June 2024 Paper 1, question 27: The diagram shows the skeletal formula of citric acid. citric acid O OH O O HO OH OH What is the molecular formula of citric acid? A C6H8O7 B C6H4O7 C C8H8O7 D
  3. Q6(a)(iii)

    June 2024 · Paper 2

    The whole paper ↗
    June 2024 Paper 2, question 6(a)(iii): Deduce the molecular formula of V. [1]
  4. Q6(a)(iv)

    June 2024 · Paper 2

    The whole paper ↗
    June 2024 Paper 2, question 6(a)(iv): Name all the functional groups present in V. [1]
  5. Specimen Paper 2, question 2(b)(i): Define hydrocarbon. [1]
  6. Q3(b)(iii)

    Specimen · Paper 2

    The whole paper ↗
    Specimen Paper 2, question 3(b)(iii): Draw the fully displayed formula of ethanedioic acid. [1]
All 6 questions on Formulas, functional groups and the naming of organic compounds, as a list
  1. June 2024, Paper 4, Q7(a) (1 mark): Give the systematic name of ester A. [1]
  2. June 2024, Paper 1, Q27 (1 mark): The diagram shows the skeletal formula of citric acid. citric acid O OH O O HO OH OH What is the molecular formula of citric acid? A C6H8O7 B C6H4O7 C C8H8O7 D
  3. June 2024, Paper 2, Q6(a)(iii) (1 mark): Deduce the molecular formula of V. [1]
  4. June 2024, Paper 2, Q6(a)(iv) (1 mark): Name all the functional groups present in V. [1]
  5. Specimen, Paper 2, Q2(b)(i) (1 mark): Define hydrocarbon. [1]
  6. Specimen, Paper 2, Q3(b)(iii) (1 mark): Draw the fully displayed formula of ethanedioic acid. [1]

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