AQA GCSE Combined Science Trilogy · 8464
Specification 5.2.1.2 · Paper 3
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GCSE Combined Science · key term
A negatively charged ion, formed when an atom gains electrons.
Used by AQA and Edexcel
Specification 5.2.1.2 · Paper 3
Specification Ionic bonding, Electrolytic processes · Paper 3, Paper 4
A negatively charged ion. A simple anion forms when an atom gains electrons.
Revise: Ionic bondingGaining electrons produces more electrons than protons, giving a negative ion called an anion.
A negatively charged ion that moves towards the anode during electrolysis.
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