plumiFormulae, functional groups and terminology: CAIE IGCSE Chemistry questions
Every CAIE IGCSE Chemistry exam question on 11.1 Formulae, functional groups and terminology, June 2024 and the specimen papers, with its mark scheme and examiner’s report.
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Q8(a)(i)
The whole paper ↗![June 2024 Paper 3, question 8(a)(i): State which two of the compounds, V, W, X, Y and Z, are in the same homologous series. and ���������������������������������������������������������������� [1]](https://pub-e8a9dbab8e2a4d089f52b2a45e0d0b50.r2.dev/bank/062031-jun24-08-ai-qp.webp)
Q8(a)(iii)
The whole paper ↗![June 2024 Paper 3, question 8(a)(iii): State the name of the homologous series to which compound X belongs. [1]](https://pub-e8a9dbab8e2a4d089f52b2a45e0d0b50.r2.dev/bank/062031-jun24-08-aiii-qp.webp)
Q7(d)(i)
The whole paper ↗![June 2024 Paper 4, question 7(d)(i): State the name given to compounds with the same molecular formula but different structural formulae. [1]](https://pub-e8a9dbab8e2a4d089f52b2a45e0d0b50.r2.dev/bank/062041-jun24-07-di-qp.webp)
Q2(c)(i)
The whole paper ↗![Specimen Paper 3, question 2(c)(i): Draw a circle around the carboxylic acid functional group on the structure. [1]](https://pub-e8a9dbab8e2a4d089f52b2a45e0d0b50.r2.dev/bank/062003-spec-02-ci-qp.webp)
Q6(b)(i)
The whole paper ↗![Specimen Paper 4, question 6(b)(i): Give two other characteristics of members of a homologous series. 1 2 [2]](https://pub-e8a9dbab8e2a4d089f52b2a45e0d0b50.r2.dev/bank/062004-spec-06-bi-qp.webp)
Q6(b)(ii)
The whole paper ↗![Specimen Paper 4, question 6(b)(ii): Deduce the general formula of alkynes. Use the information from Table 6.1 to help you. [1]](https://pub-e8a9dbab8e2a4d089f52b2a45e0d0b50.r2.dev/bank/062004-spec-06-bii-qp.webp)
All 10 questions on Formulae, functional groups and terminology, as a list
- June 2024, Paper 1, Q33 (1 mark): Which formula represents a compound that is a member of the homologous series of alkanes? A C2H4 B C3H6 C C4H8 D C5H12
- June 2024, Paper 2, Q38 (1 mark): The formulae of five compounds are listed. 1 C4H10 2 C2H5OH 3 C4H9OH 4 C4H9COOH 5 C5H11OH Which compounds are in the same homologous series? A 1, 3 and 4 B 2, 3
- June 2024, Paper 3, Q8(a)(i) (1 mark): State which two of the compounds, V, W, X, Y and Z, are in the same homologous series. and ���������������������������������������������������������������� [1]
- June 2024, Paper 3, Q8(a)(iii) (1 mark): State the name of the homologous series to which compound X belongs. [1]
- June 2024, Paper 4, Q7(d)(i) (1 mark): State the name given to compounds with the same molecular formula but different structural formulae. [1]
- Specimen, Paper 1, Q35 (1 mark): Three equations involving organic compounds are shown. C4H10 → C2H4 + C2H6 C2H4 + H2O → C2H5OH C2H5OH + 3O2 → 2CO2 + 3H2O How many different homologous series a
- Specimen, Paper 2, Q34 (1 mark): Which statement defines structural isomers? A They are compounds with the same displayed formula but a different molecular formula. B They are compounds with th
- Specimen, Paper 3, Q2(c)(i) (1 mark): Draw a circle around the carboxylic acid functional group on the structure. [1]
- Specimen, Paper 4, Q6(b)(i) (2 marks): Give two other characteristics of members of a homologous series. 1 2 [2]
- Specimen, Paper 4, Q6(b)(ii) (1 mark): Deduce the general formula of alkynes. Use the information from Table 6.1 to help you. [1]
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