Marking schemes for A-level and AP Chemistry are ruthless about significant figures (SF).
In this comprehensive article, we will dissect the anatomy of chemistry marking schemes, explore how different examination boards approach scoring, and provide actionable strategies to maximize marks by thinking like an examiner.
Here is a comprehensive look at how Chemistry marking schemes work and how you can use them to boost your grade. 1. The Language of the Examiner: "Command Words"
You must state why it happens using scientific theory (e.g., "Because the copper ions are reduced to copper atoms").