AS & A Level Chemistry (9701) — May–June 2024, Paper 32
3 questions · every question answerable online with instant point-by-point AI marking against the official mark scheme.
Start with Question 1 →Question 1 · 11 marks · Practical skills (planning calorimetry experiments)
Students are told to plan and carry out an experiment to determine the enthalpy change, ΔH1, when one mole of anhydrous sodium thiosulfate, Na2S2O3, is hydrated. Na2S2O3(s) +…
Answer this question and get it marked →Question 2 · 15 marks · Practical skills (titration — recording results)
Iodate ions contain iodine and oxygen. They have the formula IOx⁻ where x is an integer. In this experiment you will determine the value of x in an iodate. You will first react…
Answer this question and get it marked →Question 3 · 14 marks · Practical skills (qualitative analysis — tests on a salt)
FB 7 is an aqueous solution of a salt containing one cation and one anion, both of which are listed in the Qualitative analysis notes. Carry out the following tests using a 1 cm…
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