OCR Gateway GCSE Chemistry past papers
OCR Gateway GCSE Chemistry June 2025 Paper 4
- J248/04
- Higher
- Topics C4 to C6
- 1 hour 45 minutes
- 90 marks
Question paper, Mark scheme, Examiner report: on the OCR website.
Practise this paper's topics
5 new exam questions, 29 minutes, marked as you go. Free, no account.
- Rates of reaction, collisions and catalysts
- Group 1 and Group 7
- Higher: phytomining and bioleaching
- Acids, salts and pH
- Life cycle assessment and recycling
What it tested
- Using resources22 marks
- Rates and equilibrium20 marks
- Atomic structure and the periodic table14 marks
- Chemical changes12 marks
- Bonding and structure9 marks
- The atmosphere6 marks
- Organic chemistry2 marks
- Quantitative chemistry2 marks
- Q1The atmosphere, then and now1 mark
- Q2Reactivity, extraction and reductionConservation of mass and relative formula mass1 mark
- Q3Crude oil, alkanes, cracking and alkenes1 mark
- Q4Group 1 and Group 7The periodic table, metals and noble gases1 mark
- Q5Not in our course1 mark
- Q6Ionic and covalent bonding1 mark
- Q7Concentration of solutions1 mark
- Q8Not in our course1 mark
15 more questions
- Q9Higher: moles and balancing with moles1 mark
- Q10Crude oil, alkanes, cracking and alkenes1 mark
- Q11Group 1 and Group 7Atomic size, relative mass and electron structure1 mark
- Q12Not in our course1 mark
- Q13Reversible reactions and equilibrium1 mark
- Q14Higher: redox, strong and weak acids, electrode half equationsReactivity, extraction and reduction1 mark
- Q15Higher: equilibrium and pressureHigher: equilibrium, concentration and temperature1 mark
- Q16Rates of reaction, collisions and catalysts10 marks
- Q17Rates of reaction, collisions and catalystsReversible reactions and equilibrium8 marks
- Q18Life cycle assessment and recyclingPolymers, giant structures, metals and alloys10 marks
- Q19Polymers, giant structures, metals and alloys8 marks
- Q20Acids, salts and pHHigher: explaining concentration10 marks
- Q21Group 1 and Group 712 marks
- Q22Higher: phytomining and bioleachingReactivity, extraction and reduction12 marks
- Q23Greenhouse gases, climate change and carbon footprintsHigher: moles and balancing with moles5 marks
June 2025 Higher grade boundaries
Marks needed across both Higher papers, out of 180.
- Grade 9158
- Grade 8145
- Grade 7132
- Grade 6112
- Grade 592
- Grade 473
- Grade 363
GCSE Science Pro
GCSE Science Pro
£119 once
At least 12 months of access
By paying you agree to our Terms and get access straight away, which ends your 14-day cancellation right.
Start freeNo VAT is charged.