Key term for AQA GCSE Chemistry, used in The Periodic Table.
An ion that does not change state or electronic configuration during a reaction and is omitted from ionic equations.
Spectator ion appears in AQA GCSE Chemistry revision content for Atomic structure and the periodic table, especially The Periodic Table and Group 7 Halogens.
Atomic structure and the periodic table
The Periodic Table • Group 7 Halogens
Atomic structure and the periodic table
Atomic Model and Isotopes • Atoms, Elements, and Compounds
Chemical changes
Electrolysis • Electrode Half Equations
Chemical changes
Metal Reactivity • Redox and Electrons
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