OCR Gateway GCSE Combined Science past papers
OCR Gateway GCSE Combined Science June 2022 Paper 3
- J250/03
- Foundation
- Chemistry 1
- 1 hour 10 minutes
- 60 marks
Question paper, Mark scheme, Examiner report: on the OCR website.
Practise this paper's topics
5 new exam questions, 20 minutes, marked as you go. Free, no account.
- Atoms, compounds, mixtures and the atomic model
- Diamond, graphite, graphene and fullerenes
- Conservation of mass and relative formula mass
- Acids, salts and pH
- Exothermic and endothermic reactions, reaction profiles
What it tested
- Atomic structure and the periodic table24 marks
- Bonding and structure13 marks
- Chemical changes10 marks
- Quantitative chemistry9 marks
- Chemical analysis2 marks
- Energy changes2 marks
- Q1Purity, formulations and chromatography1 mark
- Q2Tests for gases1 mark
- Q3Exothermic and endothermic reactions, reaction profiles1 mark
- Q4Acids, salts and pH1 mark
- Q5Acids, salts and pH1 mark
- Q6Electrolysis1 mark
- Q7Exothermic and endothermic reactions, reaction profiles1 mark
- Q8Metallic bonding1 mark
7 more questions
- Q9Conservation of mass and relative formula mass1 mark
- Q10Reactivity, extraction and reduction1 mark
- Q11Atoms, compounds, mixtures and the atomic modelIonic and covalent bonding10 marks
- Q12Atoms, compounds, mixtures and the atomic modelAtomic size, relative mass and electron structure14 marks
- Q13Conservation of mass and relative formula massRates of reaction, collisions and catalysts8 marks
- Q14Acids, salts and pH6 marks
- Q15Diamond, graphite, graphene and fullerenesIonic and covalent bonding12 marks
June 2022 Foundation grade boundaries
Marks needed across all six Foundation papers, out of 360.
- 5-5194
- 5-4178
- 4-4162
- 4-3141
- 3-3120
- 3-2100
- 2-280
- 2-160
- 1-140
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