OCR Gateway GCSE Combined Science past papers
OCR Gateway GCSE Combined Science June 2018 Paper 10
- J250/10
- Higher
- Chemistry 2
- 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, 26 minutes, marked as you go. Free, no account.
- Rates of reaction, collisions and catalysts
- Group 1 and Group 7
- Higher: equilibrium, concentration and temperature
- Electrolysis
- Greenhouse gases, climate change and carbon footprints
What it tested
- Rates and equilibrium23 marks
- Atomic structure and the periodic table11 marks
- Chemical changes9 marks
- The atmosphere7 marks
- Using resources7 marks
- Organic chemistry3 marks
- Q1Reactivity, extraction and reduction1 mark
- Q2The atmosphere, then and now1 mark
- Q3Reversible reactions and equilibrium1 mark
- Q4Group 1 and Group 71 mark
- Q5Crude oil, alkanes, cracking and alkenes1 mark
- Q6Reactivity, extraction and reduction1 mark
- Q7Group 1 and Group 71 mark
- Q8Group 1 and Group 7Atomic size, relative mass and electron structure1 mark
10 more questions
- Q9Rates of reaction, collisions and catalysts1 mark
- Q10Higher: phytomining and bioleaching1 mark
- Q11Life cycle assessment and recycling6 marks
- Q12Rates of reaction, collisions and catalysts4 marks
- Q13Crude oil, alkanes, cracking and alkenes2 marks
- Q14Rates of reaction, collisions and catalysts8 marks
- Q15Greenhouse gases, climate change and carbon footprints6 marks
- Q16Group 1 and Group 7The periodic table, metals and noble gases8 marks
- Q17ElectrolysisHigher: redox, strong and weak acids, electrode half equations7 marks
- Q18Higher: equilibrium, concentration and temperatureHigher: equilibrium and pressure9 marks
June 2018 Higher grade boundaries
Marks needed across all six Higher papers, out of 360.
- 9-9256
- 9-8240
- 8-8224
- 8-7208
- 7-7193
- 7-6176
- 6-6159
- 6-5142
- 5-5126
- 5-4110
- 4-494
- 4-378
- 3-362
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