OCR A LEVEL CHEMISTRY EXAMINATION- 2026
SYNTHETIC ROUTES & ORGANIC PATHWAYS
(Organic Chemistry – Multi-Step Synthesis & Reaction Sequences)
Qualification: A Level Chemistry (OCR Specification A)
Paper Code: H432/02
Topic Area: Organic Synthesis & Reaction Pathways
Date: __________________________
Time: __________________________
Duration: 2 Hours
Total Marks: 80
INSTRUCTIONS TO CANDIDATES
Answer ALL questions.
Show all reaction steps clearly, including reagents, conditions, and
intermediates.
Use displayed or skeletal formulas where appropriate.
Include mechanisms with curly arrows when required.
Ensure correct IUPAC nomenclature is used throughout.
Clearly indicate functional group transformations.
, A Data Sheet is provided.
Use of a scientific calculator is permitted.
ASSESSMENT FOCUS
Multi-step organic synthesis
Functional group interconversions
Reaction conditions and reagents
Mechanisms (addition, substitution, elimination)
Retrosynthetic analysis
Selectivity and reaction pathways
CANDIDATE DETAILS
Full Name: ____________________________________________
Candidate Number: _____________________________________
Centre Number: ________________________________________
Signature: ____________________________________________
FOR EXAMINER’S USE ONLY
Question Marks Available Marks Awarded
1
2
3
…
Total 80
SYNTHETIC ROUTES & ORGANIC PATHWAYS
(Organic Chemistry – Multi-Step Synthesis & Reaction Sequences)
Qualification: A Level Chemistry (OCR Specification A)
Paper Code: H432/02
Topic Area: Organic Synthesis & Reaction Pathways
Date: __________________________
Time: __________________________
Duration: 2 Hours
Total Marks: 80
INSTRUCTIONS TO CANDIDATES
Answer ALL questions.
Show all reaction steps clearly, including reagents, conditions, and
intermediates.
Use displayed or skeletal formulas where appropriate.
Include mechanisms with curly arrows when required.
Ensure correct IUPAC nomenclature is used throughout.
Clearly indicate functional group transformations.
, A Data Sheet is provided.
Use of a scientific calculator is permitted.
ASSESSMENT FOCUS
Multi-step organic synthesis
Functional group interconversions
Reaction conditions and reagents
Mechanisms (addition, substitution, elimination)
Retrosynthetic analysis
Selectivity and reaction pathways
CANDIDATE DETAILS
Full Name: ____________________________________________
Candidate Number: _____________________________________
Centre Number: ________________________________________
Signature: ____________________________________________
FOR EXAMINER’S USE ONLY
Question Marks Available Marks Awarded
1
2
3
…
Total 80
