OCR Gateway GCSE Chemistry past papers
OCR Gateway GCSE Chemistry June 2023 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.
- Higher: equilibrium and pressure
- Crude oil, alkanes, cracking and alkenes
- Higher: ionic equations and half equations
- Group 1 and Group 7
- Rates of reaction, collisions and catalysts
What it tested
- Rates and equilibrium26 marks
- Atomic structure and the periodic table22 marks
- Organic chemistry13 marks
- Bonding and structure9 marks
- Using resources8 marks
- Quantitative chemistry7 marks
- The atmosphere3 marks
- Chemical changes1 marks
- Q1Resources, potable water and waste water1 mark
- Q2Group 1 and Group 71 mark
- Q3Higher: phytomining and bioleaching1 mark
- Q4The atmosphere, then and now1 mark
- Q5Reactivity, extraction and reduction1 mark
- Q6Greenhouse gases, climate change and carbon footprints1 mark
- Q7Higher: tangents and rates in mol/s1 mark
- Q8Polymers, giant structures, metals and alloys1 mark
15 more questions
- Q9Not in our course1 mark
- Q10Polymers, giant structures, metals and alloysCrude oil, alkanes, cracking and alkenes1 mark
- Q11Greenhouse gases, climate change and carbon footprints1 mark
- Q12Crude oil, alkanes, cracking and alkenes1 mark
- Q13Reversible reactions and equilibrium1 mark
- Q14Crude oil, alkanes, cracking and alkenes1 mark
- Q15Higher: ionic equations and half equations1 mark
- Q16Higher: ionic equations and half equationsConcentration of solutions11 marks
- Q17Polymers, giant structures, metals and alloys7 marks
- Q18Rates of reaction, collisions and catalystsHigher: moles and balancing with moles10 marks
- Q19Life cycle assessment and recyclingReactivity, extraction and reduction6 marks
- Q20Crude oil, alkanes, cracking and alkenesStates of matter and properties of substances11 marks
- Q21Higher: equilibrium and pressureReversible reactions and equilibrium14 marks
- Q22Group 1 and Group 7Higher: ionic equations and half equations9 marks
- Q23Concentration of solutionsHigher: moles and balancing with moles7 marks
June 2023 Higher grade boundaries
Marks needed across both Higher papers, out of 180.
- Grade 9147
- Grade 8131
- Grade 7115
- Grade 696
- Grade 578
- Grade 460
- Grade 351
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