75 marks · 1 hour 50 minutes · 9 to 11 structured questions. 30% of the A Level, and compulsory for it. Paper 1 knowledge is assumed throughout.
50 marks · 1 hour 15 minutes. Sat on both A Level routes, so every candidate takes it.
50 marks · 1 hour 15 minutes. Take this with Paper 5. Cannot be combined with Paper 6.
50 marks · 1 hour 15 minutes. Take this with Paper 5, whose content it assumes. Cannot be combined with Paper 4.