Key term for Edexcel GCSE Chemistry, used in Ionic Bonding.
A group of atoms covalently bonded together that carries an overall electrical charge and behaves as a single unit in ionic bonding.
Polyatomic ion appears in Edexcel GCSE Chemistry revision content for Key Concepts in Chemistry, especially Ionic Bonding and Formulae of Ionic Compounds.
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Key Concepts in Chemistry
Ionic Bonding • Definition of an Ion
