plumiDiffusion: CAIE IGCSE Chemistry questions
Every CAIE IGCSE Chemistry exam question on 1.2 Diffusion, June 2024 and the specimen papers, with its mark scheme and examiner’s report.
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Calculations
![June 2024 Paper 2, question 3: Hydrogen chloride gas [Mr: HCl, 36.5] is released at P in the apparatus shown. The universal indicator paper turns red after 38s. P universal indicator paper Th](https://pub-e8a9dbab8e2a4d089f52b2a45e0d0b50.r2.dev/bank/062021-jun24-03-qp.webp)
Q6(f)
The whole paper ↗
Q3(a)
The whole paper ↗![Specimen Paper 3, question 3(a): Explain these observations. [3]](https://pub-e8a9dbab8e2a4d089f52b2a45e0d0b50.r2.dev/bank/062003-spec-03-a-qp.webp)
All 5 questions on Diffusion, as a list
- June 2024, Paper 2, Q3 (1 mark): Hydrogen chloride gas [Mr: HCl, 36.5] is released at P in the apparatus shown. The universal indicator paper turns red after 38s. P universal indicator paper Th
- June 2024, Paper 3, Q6(f) (3 marks): Aqueous sodium hydrogen sulfite releases sulfur dioxide gas at room temperature. Sulfur dioxide changes the colour of acidified potassium manganate(VII) from
- Specimen, Paper 1, Q2 (1 mark): Mineral wool soaked in aqueous ammonia is placed in the apparatus shown. mineral wool soaked damp red in aqueous ammonia litmus paper After five minutes, the da
- Specimen, Paper 2, Q2 (1 mark): A gas is released at point Q, in the apparatus shown. point Q damp universal indicator paper Which gas changes the colour of the damp universal indicator paper
- Specimen, Paper 3, Q3(a) (3 marks): Explain these observations. [3]
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