What must happen before reacting particles can react?
A
The horizontal axis shows the progress of reaction, not time.
B
On a reaction profile, a higher position represents more energy.
C
It is the vertical distance between the reactant and product levels.
D
Reacting particles must collide for a chemical reaction to happen.
5.1.2 Reaction profiles Flashcards
Flashcards for AQA GCSE Chemistry 5.1.2 Reaction profiles, covering the key terms, definitions and equations you need to recall for Paper 1 and Paper 2. 24 cards, matched to the AQA GCSE Chemistry (8462) specification. Recall questions account for roughly 40% of marks at GCSE Chemistry, so these target the marks you can secure before the paper starts.