AQA GCSE Chemistry · 8462
Specification 4.4.1.2 · Paper 1
Revise: The Reactivity SeriesWhen a metal reacts, its atoms form positive ions by losing electrons.
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GCSE Chemistry · key term
A positively charged particle formed when an atom loses one or more electrons.
Used by AQA and OCR
Specification 4.4.1.2 · Paper 1
Revise: The Reactivity SeriesWhen a metal reacts, its atoms form positive ions by losing electrons.
Specification C4.1e · Paper 2 (Foundation), Paper 4 (Higher)
An atom or group of atoms with an overall positive charge, formed when electrons are lost.
Revise: Metal ReactivityA metal reacts by changing some of its atoms into positive ions.
Paper 1 (Foundation), Paper 2 (Foundation), Paper 3 (Higher), Paper 4 (Higher)
Link every comparison to electron loss: the more reactive metal forms positive ions more readily.
Do not say that a reacting metal has disappeared. Its atoms have become positive ions within the product.
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