AS & A Level Chemistry (9701) — May–June 2024, 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 · 15 marks · Practical skills: quantitative analysis (titration)
Method: Fill the burette with FB 2. Pipette 25.0 cm3 of FB 3 into a conical flask. Add a few drops of FB 4 to the conical flask. Perform a rough titration and record your burette…
Answer this question and get it marked →Question 2 · 11 marks · Practical skills: quantitative analysis (thermal decomposition / gravimetry)
Method and Results: record the mass of empty crucible and lid; mass of crucible, lid and FB 1 (before heating); mass of crucible, lid and FB 1 (after first heating); mass of…
Answer this question and get it marked →Question 3 · 14 marks · Practical skills: qualitative analysis (identification of ions)
FB 5 is a compound containing one cation and one anion, both of which are listed in the Qualitative analysis notes. (i) Heat a small spatula measure of FB 5 in a hard-glass…
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