AQA GCSE Combined Science Trilogy · 8464
Specification 5.1.1.1, 5.4.1.4, 5.4.2.1, 5.4.3.1, 5.4.3.5 · Paper 3
An equation showing the gain or loss of electrons by a particular particle in a reaction, balanced for both atoms and charge.
Revise: Representing Chemical Reactions and Balancing EquationsA half-equation follows the gain or loss of electrons by a particular particle. Both atoms and total charge must balance.
- Revise: Oxidation and Reduction via Electrons
An equation showing either oxidation or reduction, with electrons included to show their loss or gain.
- Revise: Reactions of Acids with Metals
An equation showing either the loss or the gain of electrons in a redox reaction.
2 more notes
- Revise: The Process of Electrolysis
An equation showing the reaction at one electrode, including the electrons gained or lost. Both atoms and total charge must balance.
- Revise: Half Equations at Electrodes