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Examen
2025 AQA A-Level CHEMISTRY 7405/3 Paper 3 Question paper and Marking scheme Merged
Nuevo2025 AQA A-Level CHEMISTRY 7405/3 
Paper 3 
Question paper and Marking scheme Merged 
 
 
 
 
 
 
A-level 
CHEMISTRY 
Paper 3 
 
Friday 20 June 2025 Morning Time allowed: 2 hours 
Materials 
For this paper you must have: 
• the Periodic Table/Data Booklet, provided as an insert (enclosed) 
• a ruler with millimetre measurements 
• a scientific calculator, which you are expected to use where appropriate. 
Instructions 
• Use black ink or black ball-point pen. 
• Fi...