AS & A Level Chemistry (9701) — May–June 2025, Paper 34
3 questions · every question answerable online with instant point-by-point AI marking against the official mark scheme.
Start with Question 1 →Question 1 · 14 marks · Practical skills: titration technique, recording data
Iron is an element that is essential in the human diet. Some people need to take iron supplement tablets to ensure an adequate intake of iron. You will investigate the mass of…
Answer this question and get it marked →Question 2 · 12 marks · Practical skills: calorimetry, recording data, temperature-volume experiments
The reaction between an acid and an alkali is exothermic. You will carry out a neutralisation experiment to determine the enthalpy change involved. You will mix different volumes…
Answer this question and get it marked →Question 3 · 14 marks · Practical skills: qualitative analysis, identification of oxygen-containing compounds
FB 6, FB 7 and FB 8 are aqueous solutions of different compounds that each contain at least one oxygen atom. (i) Carry out the following tests and record your observations in…
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