plumiChromatography: CAIE IGCSE Chemistry questions
Every CAIE IGCSE Chemistry exam question on 12.3 Chromatography, June 2024 and the specimen papers, with its mark scheme and examiner’s report.
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Q4(b)(i)
The whole paper ↗![June 2024 Paper 3, question 4(b)(i): Deduce which plant, Q, R, S or T, contains the greatest number of coloured compounds. [1]](https://pub-e8a9dbab8e2a4d089f52b2a45e0d0b50.r2.dev/bank/062031-jun24-04-bi-qp.webp)
Q4(b)(ii)
The whole paper ↗![June 2024 Paper 3, question 4(b)(ii): Deduce which two plants, Q, R, S or T, contain exactly the same coloured compounds. and �������������������������������������������������������������� [1]](https://pub-e8a9dbab8e2a4d089f52b2a45e0d0b50.r2.dev/bank/062031-jun24-04-bii-qp.webp)
Q1(g)
The whole paper ↗![June 2024 Paper 4, question 1(g): separate a mixture of soluble coloured substances. [1] [Total: 7]](https://pub-e8a9dbab8e2a4d089f52b2a45e0d0b50.r2.dev/bank/062041-jun24-01-g-qp.webp)
All 8 questions on Chromatography, as a list
- June 2024, Paper 1, Q38 (1 mark): Substance X and four known substances, P, Q, R and S, are analysed by chromatography. The chromatogram produced is shown. X P Q R S Which statement about X is c
- June 2024, Paper 2, Q40 (1 mark): Which statement about chromatography is correct? A It is not possible for two different substances to have the same Rf value. B It is only possible to use chrom
- June 2024, Paper 3, Q4(b)(i) (1 mark): Deduce which plant, Q, R, S or T, contains the greatest number of coloured compounds. [1]
- June 2024, Paper 3, Q4(b)(ii) (1 mark): Deduce which two plants, Q, R, S or T, contain exactly the same coloured compounds. and �������������������������������������������������������������� [1]
- June 2024, Paper 4, Q1(g) (1 mark): separate a mixture of soluble coloured substances. [1] [Total: 7]
- Specimen, Paper 1, Q40 (1 mark): The chromatogram obtained from four mixtures of dyes, P, Q, R and S, is shown. solvent front baseline P Q R S What is the total number of different dyes identif
- Specimen, Paper 2, Q40 (1 mark): A student does paper chromatography on a mixture of amino acids. The student sprays the dried chromatogram with a locating agent. What is the function of the lo
- Specimen, Paper 6, Q4 (6 marks): The label on a bottle of orange drink states ‘contains no artificial colours’. A scientist thinks that the orange colour in the drink is a mixture of two artifi
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