OCR Gateway GCSE Chemistry past papers
OCR Gateway GCSE Chemistry June 2018 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, 30 minutes, marked as you go. Free, no account.
- Polymers, giant structures, metals and alloys
- Acids, salts and pH
- Higher: moles and balancing with moles
- Rates of reaction, collisions and catalysts
- Life cycle assessment and recycling
What it tested
- Rates and equilibrium20 marks
- Bonding and structure16 marks
- Quantitative chemistry14 marks
- Chemical changes14 marks
- Using resources12 marks
- Atomic structure and the periodic table3 marks
- Chemical analysis2 marks
- Organic chemistry1 marks
- The atmosphere1 marks
- Q1Conservation of mass and relative formula mass1 mark
- Q2The periodic table, metals and noble gases1 mark
- Q3Reversible reactions and equilibrium1 mark
- Q4Crude oil, alkanes, cracking and alkenes1 mark
- Q5The atmosphere, then and now1 mark
- Q6Polymers, giant structures, metals and alloys1 mark
- Q7Higher: equilibrium, concentration and temperatureHigher: equilibrium and pressure1 mark
- Q8Higher: redox, strong and weak acids, electrode half equationsElectrolysis1 mark
14 more questions
- Q9Higher: redox, strong and weak acids, electrode half equations1 mark
- Q10Group 1 and Group 7Higher: ionic equations and half equations1 mark
- Q11Concentration of solutions1 mark
- Q12Higher: phytomining and bioleaching1 mark
- Q13Group 1 and Group 71 mark
- Q14Purity, formulations and chromatography1 mark
- Q15Purity, formulations and chromatography1 mark
- Q16Life cycle assessment and recyclingCrude oil, alkanes, cracking and alkenes11 marks
- Q17Not in our course7 marks
- Q18Rates of reaction, collisions and catalystsExothermic and endothermic reactions, reaction profiles12 marks
- Q19Higher: equilibrium, concentration and temperatureHigher: equilibrium and pressure6 marks
- Q20Acids, salts and pHHigher: moles and balancing with moles12 marks
- Q21Higher: moles and balancing with molesConservation of mass and relative formula mass12 marks
- Q22Polymers, giant structures, metals and alloysCrude oil, alkanes, cracking and alkenes15 marks
June 2018 Higher grade boundaries
Marks needed across both Higher papers, out of 180.
- Grade 9145
- Grade 8129
- Grade 7114
- Grade 696
- Grade 578
- Grade 460
- Grade 342
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