2025 OCR GCSE Chemistry A Gateway Science Paper 4 and Mark Scheme Combined (J248/04 (Higher Tier)

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This resource contains the 2025 OCR GCSE Chemistry A (Gateway Science) Paper 4 (Higher Tier) for specification J248/04, combined with the official mark scheme.
It provides full coverage of the Higher Tier content assessed in Paper 4, making it an essential resource for students, teachers, and tutors preparing for the GCSE Chemistry A exam.

What’s included?

The complete 2025 OCR Chemistry A Paper 4 (Higher Tier)
The official mark scheme
Clear examiner guidance showing how marks are awarded
Questions covering all key Higher Tier topics, including:
- Advanced atomic structure and the periodic table
- Bonding, structure, and chemical properties
- Quantitative chemistry and chemical calculations
- Chemical reactions, energy changes, and rates
- Chemical equilibrium and yield
- Organic chemistry in depth
- Electrochemistry and the extraction of metals
- Required practicals and higher-level practical skills

Ideal for:

Students revising for the Higher Tier OCR GCSE Chemistry A exam
Teachers preparing lessons, homework, or mock exams
Practicing exam technique and understanding mark allocations
Checking answers against the official mark scheme
Independent study or group revision sessions

This combined exam paper and mark scheme is a complete revision resource for effective preparation for the 2025 OCR GCSE Chemistry A Paper 4 – Higher Tier (J248/04).

Specifications

Author	Proficient Academic Tutor
Published	05 Dec 2025
Included files	PDF
OCR GCSE Chemistry A Gateway Science Chemistry J248/04 Chemistry Paper 4 Higher Tier Chemistry GCSE Chemistry 2025 OCR Chemistry 2025 OCR exam paper OCR mark scheme