AQA A Level Chemistry Flashcards
Chemistry
Chemistry flashcards made following the AQA specification including exam technique cards made from past papers and the relevant mark scheme. Made by a first year cambridge medical student who achieved an A* in the 2024 exam series.
Sample Data
| Front | Enzyme chirality |
| Back | -have chiral centres as they are made up of AAs |
| Front |
 Describe the instruction that is missing from step 4 of the method.
Justify why this step is necessary. |
| Back | -reweight empty boat-to calculate exact mass of salicylic acid added to reaction mixture |
| Front | Why are alkanes unreactive? |
| Back | -they are non-polar molecules (C and H have similar electronegativity)-contain strong bonds that require lots of energy to break |