Atomic number, mass number and isotopes (1.16) | Pearson Edexcel International GCSE (9–1) Chemistry (Linear) — 4CH1 | KnowledgeSet

Atomic number, mass number and isotopes

Chemistry · IGCSE · Edexcel · Pearson Edexcel International GCSE (9–1) Chemistry (Linear) — 4CH1 · Specification point · 1.16 · Principles of chemistry · Atomic structure

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Learning Objectives

Students should:
$1.16 know what is meant by the terms atomic number, mass number, isotopes and relative atomic mass (Aᵣ)$