Edexcel GCSE Chemistry · 1CH0
Specification 5.25C, 5.26C · Paper 1
Revise: Chemical CellsA chemical cell uses a reaction to produce a voltage between two electrodes. One way to make a simple cell is to put two different metals, such as zinc and copper, into an electrolyte. The metals must not touch.
- Revise: Hydrogen-Oxygen Fuel Cells
The potential difference between two points, which can drive an electric current through a circuit; measured in volts (V).