OCR Gateway GCSE Chemistry past papers
OCR Gateway GCSE Chemistry June 2024 Paper 3
- J248/03
- Higher
- Topics C1 to C3
- 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, 32 minutes, marked as you go. Free, no account.
- Atomic size, relative mass and electron structure
- Exothermic and endothermic reactions, reaction profiles
- Ionic and covalent bonding
- Higher: limiting reactants
- Atoms, compounds, mixtures and the atomic model
What it tested
- Atomic structure and the periodic table28 marks
- Bonding and structure22 marks
- Energy changes13 marks
- Quantitative chemistry12 marks
- Rates and equilibrium9 marks
- Chemical changes6 marks
- Q1Metallic bonding1 mark
- Q2Diamond, graphite, graphene and fullerenes1 mark
- Q3Ionic and covalent bonding1 mark
- Q4Higher: redox, strong and weak acids, electrode half equations1 mark
- Q5Acids, salts and pH1 mark
- Q6Electrolysis1 mark
- Q7Electrolysis1 mark
- Q8The periodic table, metals and noble gases1 mark
14 more questions
- Q9Higher: moles and balancing with molesAtomic size, relative mass and electron structure1 mark
- Q10Higher: ionic equations and half equationsReactivity, extraction and reduction1 mark
- Q11Higher: redox, strong and weak acids, electrode half equationsElectrolysis1 mark
- Q12Atomic size, relative mass and electron structureThe periodic table, metals and noble gases1 mark
- Q13Higher: moles and balancing with moles1 mark
- Q14Higher: redox, strong and weak acids, electrode half equationsAcids, salts and pH1 mark
- Q15Group 1 and Group 7States of matter and properties of substances1 mark
- Q16Rates of reaction, collisions and catalystsPurity, formulations and chromatography9 marks
- Q17Atoms, compounds, mixtures and the atomic modelConservation of mass and relative formula mass9 marks
- Q18Exothermic and endothermic reactions, reaction profilesHigher: bond energy calculations13 marks
- Q19Atomic size, relative mass and electron structureHigher: redox, strong and weak acids, electrode half equations15 marks
- Q20States of matter and properties of substancesHigher: limits of the particle model8 marks
- Q21Ionic and covalent bondingDiamond, graphite, graphene and fullerenes11 marks
- Q22Higher: limiting reactantsAcids, salts and pH10 marks
June 2024 Higher grade boundaries
Marks needed across both Higher papers, out of 180.
- Grade 9154
- Grade 8140
- Grade 7127
- Grade 6107
- Grade 587
- Grade 468
- Grade 358
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