Chemistry a level - Study guides, Class notes & Summaries

AQA A-level CHEMISTRY 7405/1 Paper 1 June 2023

AQA CHEMISTRY A LEVEL JUNE 2022 7405 PAPER 2 MARKSCHEME MS

2 OCR 2023 Section A You should spend a maximum of 20 minutes on this section. Write your answer to each question in the box provided. 1 Which compound is used for proton exchange in NMR spectroscopy? A CCl 4 B CDCl 3 C D2O D Si(CH3 ) 4 Your answer [1] 2 Which compound reacts with 2,4-dinitrophenylhydrazine but does not react with Tollens’ reagent? A C6H5COCOOH B C6H5CH(OH)CHO C CH3COCHO D CH3CH2CH(OH)CH3 Your answer [1] 3 Propyne, CH3C≡CH, is a member of the alkynes ...

Actual 2024 AQA A-LEVEL CHEMISTRY 7405/2 Paper 2 Organic and Physical Chemistry Merged Question Paper + Mark Scheme + Insert

2023 Chemistry B H433/02: Scientific literacy in chemistry A Level Question Paper & Mark Scheme (Merged)

2023 AQA A-level CHEMISTRY 7405/3 Paper 3 Question Paper & Mark scheme (Merged) June 2023 [VERIFIED]

AQA AS CHEMISTRY 7404/1 Paper 1 Inorganic and Physical Chemistry Version: 1.0 Final *JUN* IB/M/Jun23/E7 7404/1 For Examiner’s Use Question Mark 1 2 3 4 5 6 7 8 Section B TOTAL Tuesday 16 May 2023 Morning Time allowed: 1 hour 30 minutes Materials For this paper you must have: • the Periodic Table/Data Sheet, provided as an insert (enclosed) • a ruler with millimetre measurements • a scientific calculator, which you are expected to use where appropriate. Instructi...

AQA A-level CHEMISTRY 7405/3 Paper 3 June 2023