10ElectrolysisMedium1 mark
In the electrolysis diagram, oxidation is occurring at electrode 1 and reduction at electrode 2.
Which row shows the directions of movement of the electrons in the external circuit and of the positive ions in the electrolyte?
| direction of movement of electrons in external circuit | direction of movement of positive ions in electrolyte | |
|---|---|---|
| A | 1 2 | 1 2 |
| B | 1 2 | 2 1 |
| C | 2 1 | 1 2 |
| D | 2 1 | 2 1 |