plumiExperimental design: CAIE IGCSE Chemistry questions
Every CAIE IGCSE Chemistry exam question on 12.1 Experimental design, June 2024 and the specimen papers, with its mark scheme and examiner’s report.
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Q4(b)(iii)
The whole paper ↗![June 2024 Paper 3, question 4(b)(iii): State the meaning of the term solvent. [1]](https://pub-e8a9dbab8e2a4d089f52b2a45e0d0b50.r2.dev/bank/062031-jun24-04-biii-qp.webp)
Q5(d)(i)
The whole paper ↗![June 2024 Paper 4, question 5(d)(i): Describe what else the student should do to ensure that all the water has been given off. No other substances are required. [2]](https://pub-e8a9dbab8e2a4d089f52b2a45e0d0b50.r2.dev/bank/062041-jun24-05-di-qp.webp)
Q2(f)(ii)
The whole paper ↗
Q2(f)(iii)
The whole paper ↗
Q4(b)(iii)
The whole paper ↗![Specimen Paper 4, question 4(b)(iii): Define the term saturated solution. [2]](https://pub-e8a9dbab8e2a4d089f52b2a45e0d0b50.r2.dev/bank/062004-spec-04-biii-qp.webp)
Q1(a)
The whole paper ↗![Specimen Paper 6, question 1(a): Name the items of apparatus labelled X and Y in Fig. 1.1. X Y [2]](https://pub-e8a9dbab8e2a4d089f52b2a45e0d0b50.r2.dev/bank/062006-spec-01-a-qp.webp)
Q2(g)(i)
The whole paper ↗![Specimen Paper 6, question 2(g)(i): Suggest how the reliability of the results from Experiment 1 and Experiment 2 can be confirmed. [1]](https://pub-e8a9dbab8e2a4d089f52b2a45e0d0b50.r2.dev/bank/062006-spec-02-gi-qp.webp)
Q2(g)(ii)
The whole paper ↗![Specimen Paper 6, question 2(g)(ii): Suggest a more accurate method of measuring the volume of the solution of sodium hydroxide. [1]](https://pub-e8a9dbab8e2a4d089f52b2a45e0d0b50.r2.dev/bank/062006-spec-02-gii-qp.webp)
Q2(h)
The whole paper ↗
All 9 questions on Experimental design, as a list
- June 2024, Paper 3, Q4(b)(iii) (1 mark): State the meaning of the term solvent. [1]
- June 2024, Paper 4, Q5(d)(i) (2 marks): Describe what else the student should do to ensure that all the water has been given off. No other substances are required. [2]
- June 2024, Paper 6, Q2(f)(ii) (1 mark): A student investigates the temperature change when magnesium reacts with dilute sulfuric acid. The student does five experiments. Experiment 1 ● Use a 25 cm3
- June 2024, Paper 6, Q2(f)(iii) (1 mark): A student investigates the temperature change when magnesium reacts with dilute sulfuric acid. The student does five experiments. Experiment 1 ● Use a 25 cm3
- Specimen, Paper 4, Q4(b)(iii) (2 marks): Define the term saturated solution. [2]
- Specimen, Paper 6, Q1(a) (2 marks): Name the items of apparatus labelled X and Y in Fig. 1.1. X Y [2]
- Specimen, Paper 6, Q2(g)(i) (1 mark): Suggest how the reliability of the results from Experiment 1 and Experiment 2 can be confirmed. [1]
- Specimen, Paper 6, Q2(g)(ii) (1 mark): Suggest a more accurate method of measuring the volume of the solution of sodium hydroxide. [1]
- Specimen, Paper 6, Q2(h) (3 marks): Aqueous sodium hydroxide reacts with aqueous barium chloride to form a white precipitate of barium hydroxide. Use this information to suggest a different method
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