Key term for AQA GCSE Chemistry, used in The Periodic Table.
The number of protons in the nucleus of an atom, which determines the element's position in the periodic table.
Atomic number appears in AQA GCSE Chemistry revision content for Atomic structure and the periodic table, especially The Periodic Table and Metals and Non-Metals.
Atomic structure and the periodic table
Metals and Non-Metals
Atomic structure and the periodic table
History of the Periodic Table
Atomic structure and the periodic table
Periodic Table Organization
Key ideas
Core Chemical Concepts
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Atomic structure and the periodic table
The Periodic Table • Periodic Table Organization
