OCR Gateway GCSE Chemistry past papers
OCR Gateway GCSE Chemistry June 2022 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, 33 minutes, marked as you go. Free, no account.
- Ionic and covalent bonding
- Higher: moles and balancing with moles
- Acids, salts and pH
- Atoms, compounds, mixtures and the atomic model
- Electrolysis
What it tested
- Bonding and structure26 marks
- Chemical changes23 marks
- Quantitative chemistry18 marks
- Atomic structure and the periodic table13 marks
- Chemical analysis9 marks
- Energy changes1 marks
- Q1States of matter and properties of substances1 mark
- Q2Atomic size, relative mass and electron structure1 mark
- Q3Group 1 and Group 7Ionic and covalent bonding1 mark
- Q4Atoms, compounds, mixtures and the atomic model1 mark
- Q5Higher: redox, strong and weak acids, electrode half equations1 mark
- Q6Diamond, graphite, graphene and fullerenes1 mark
- Q7Atoms, compounds, mixtures and the atomic model1 mark
- Q8Higher: redox, strong and weak acids, electrode half equationsElectrolysis1 mark
14 more questions
- Q9Higher: moles and balancing with moles1 mark
- Q10Polymers, giant structures, metals and alloys1 mark
- Q11Exothermic and endothermic reactions, reaction profiles1 mark
- Q12Purity, formulations and chromatography1 mark
- Q13Conservation of mass and relative formula massAtomic size, relative mass and electron structure1 mark
- Q14Ionic and covalent bonding1 mark
- Q15Polymers, giant structures, metals and alloys1 mark
- Q16Ionic and covalent bondingConservation of mass and relative formula mass9 marks
- Q17Atoms, compounds, mixtures and the atomic modelPurity, formulations and chromatography9 marks
- Q18Acids, salts and pHHigher: redox, strong and weak acids, electrode half equations11 marks
- Q19Electrolysis10 marks
- Q20Purity, formulations and chromatographyPolymers, giant structures, metals and alloys8 marks
- Q21Higher: moles and balancing with molesStates of matter and properties of substances16 marks
- Q22Ionic and covalent bondingHigher: moles and balancing with moles12 marks
June 2022 Higher grade boundaries
Marks needed across both Higher papers, out of 180.
- Grade 9142
- Grade 8122
- Grade 7103
- Grade 683
- Grade 563
- Grade 443
- Grade 333
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