74053 chemistry a level - Study guides, Class notes & Summaries
Looking for the best study guides, study notes and summaries about 74053 chemistry a level? On this page you'll find 143 study documents about 74053 chemistry a level.
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AQA A Level Chemistry 7405/3 Paper 3 June 2024 Question Paper
- Exam (elaborations) • 41 pages • 2024
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AQA A Level Chemistry 7405/3 Paper 3 June 2024
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AQA A Level Chemistry 7405/3 Paper 3 June 2024 Mark Scheme
- Exam (elaborations) • 36 pages • 2024
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AQA A Level Chemistry 7405/3 Paper 3 June 2024
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AQA A-level CHEMISTRY 7405/2 Paper 2 June 2023
- Exam (elaborations) • 40 pages • 2024
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AQA A-level CHEMISTRY 7405/2 Paper 2 June 2023
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AQA A-level CHEMISTRY 7405/3 Paper 3 Mark scheme June 2024 Version: 1.0 Final
- Exam (elaborations) • 32 pages • 2024
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AQA A-level CHEMISTRY 7405/3 Paper 3 Mark scheme June 2024 Version: 1.0 Final
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2023 AQA A-level CHEMISTRY 7405/3 Paper 3 Question Paper & Mark scheme (Merged) June 2023 [VERIFIED]
- Exam (elaborations) • 66 pages • 2024
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2023 AQA A-level CHEMISTRY 7405/3 Paper 3 
Question Paper & Mark scheme (Merged) June 
2023 [VERIFIED] 
Please write clearly in block capitals. 
Centre number 
Candidate number 
Surname 
Forename(s) 
Candidate signature 
I declare this is my own work. 
A-level 
CHEMISTRY 
Paper 3 
Friday 23 June 2023 Morning Time allowed: 2 hours 
Materials 
For this paper you must have: 
• the Periodic Table/Data Booklet, provided as an insert (enclosed) 
• a ruler with millimetre measurements 
• a scie...
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AQA A-level CHEMISTRY 7405/1 Paper 1 June 2023 Mark Scheme
- Exam (elaborations) • 33 pages • 2024
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AQA A-level CHEMISTRY 7405/1 Paper 1 June 
2023
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AQA A-level CHEMISTRY (7405/3) Paper 3 Mark scheme June 2023 | VERIFIED.
- Exam (elaborations) • 30 pages • 2024
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AQA A-level CHEMISTRY (7405/3) Paper 3 Mark scheme June 2023 | VERIFIED. there is a bung/stopper (in the end of the condenser) 
M2 idea of pressure build up 
M3 water goes the wrong way through the condenser 
M4 water does not fill the condenser / condenser is not cool 
enough 
owtte 
M2 stopper could be forced out 
IGNORE glass shatters / explodes 
water in at top / out at bottom 
IGNORE condenser is wrong way round 
ALLOW less condensing / 
vapour/gas/reactants/products will not condense 
/ no...
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AQA A-level CHEMISTRY 7405/2 Paper 2 June 2023
- Exam (elaborations) • 38 pages • 2024
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AQA A-level CHEMISTRY 7405/2 Paper 2 June 2023
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AQA A-level CHEMISTRY 7405/1 Paper 1 June 2023
- Exam (elaborations) • 39 pages • 2024
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AQA A-level CHEMISTRY 7405/1 Paper 1 June 
2023
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AQA A-level CHEMISTRY (7405/3) Paper 3 Mark scheme June 2023.
- Exam (elaborations) • 30 pages • 2024
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AQA A-level CHEMISTRY (7405/3) Paper 3 Mark scheme June 2023. catalyst ALLOW reduces Ea 
IGNORE speeds up reaction 
IGNORE provides alternative path 
IGNORE proton donor 
IGNORE dehydrating agent 
1 
Question Answers Additional comments/Guidelines Mark 
1.2 electric heater/heat mantle or (hot) water bath IGNORE not with a Bunsen/naked flame / gently 
ALLOW hot water 
ALLOW heating/hot plate/ sand bath / oil bath 
ALLOW reference to flame/Bunsen if in context 
of heating a water bath 
NOT any ind...
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