Struggling to make sense of galvanic cells? These 12-page, exam-focused notes explain Electrochemical Reactions step by step and show you how to answer the questions in Paper 2 (Chemistry).

What's inside

Redox essentials: oxidation, reduction, oxidising and reducing agents, anode and cathode

A labelled Zn|Cu cell diagram, with the function of every part

What happens at each electrode, in the external circuit and in the salt bridge

How to predict the anode and cathode from the Table of St...