OCR Gateway GCSE Chemistry past papers
OCR Gateway GCSE Chemistry November 2021 Paper 3
- J248/03
- Higher
- Topics C1 to C3
- 1 hour 45 minutes
- 90 marks
Question paper, Mark scheme: on the OCR website.
Practise this paper's topics
5 new exam questions, 33 minutes, marked as you go. Free, no account.
- Higher: bond energy calculations
- Higher: moles and balancing with moles
- Purity, formulations and chromatography
- Atoms, compounds, mixtures and the atomic model
- States of matter and properties of substances
What it tested
- Bonding and structure21 marks
- Energy changes15 marks
- Quantitative chemistry15 marks
- Atomic structure and the periodic table14 marks
- Chemical analysis13 marks
- Chemical changes11 marks
- Rates and equilibrium1 marks
- Q1Atoms, compounds, mixtures and the atomic model1 mark
- Q2Ionic and covalent bonding1 mark
- Q3Ionic and covalent bonding1 mark
- Q4Atoms, compounds, mixtures and the atomic model1 mark
- Q5Exothermic and endothermic reactions, reaction profiles1 mark
- Q6Reactivity, extraction and reduction1 mark
- Q7Acids, salts and pH1 mark
- Q8Rates of reaction, collisions and catalysts1 mark
14 more questions
- Q9Conservation of mass and relative formula massAcids, salts and pH1 mark
- Q10Group 1 and Group 7States of matter and properties of substances1 mark
- Q11Conservation of mass and relative formula mass1 mark
- Q12Higher: moles and balancing with moles1 mark
- Q13Purity, formulations and chromatography1 mark
- Q14Ionic and covalent bondingStates of matter and properties of substances1 mark
- Q15Atomic size, relative mass and electron structure1 mark
- Q16Diamond, graphite, graphene and fullerenesIonic and covalent bonding8 marks
- Q17Atoms, compounds, mixtures and the atomic modelStates of matter and properties of substances10 marks
- Q18States of matter and properties of substancesConservation of mass and relative formula mass10 marks
- Q19Higher: moles and balancing with molesAtoms, compounds, mixtures and the atomic model12 marks
- Q20ElectrolysisHigher: redox, strong and weak acids, electrode half equations9 marks
- Q21Purity, formulations and chromatographyHigher: redox, strong and weak acids, electrode half equations12 marks
- Q22Higher: bond energy calculationsHigher: moles and balancing with moles14 marks
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.