Key term for Edexcel GCSE Chemistry, used in The Periodic Table.
Negatively charged subatomic particles that surround the nucleus in shells.
Electrons appears in Edexcel GCSE Chemistry revision content for Key Concepts in Chemistry, especially The Periodic Table and Atomic Number and Position.
Key Concepts in Chemistry
The Periodic Table • Atomic Number and Position
Key Concepts in Chemistry
Atomic Structure • Isotopes
Key Concepts in Chemistry
Atomic Structure • Mass of an Atom
Key Concepts in Chemistry
Atomic Structure • Calculating Subatomic Particles
Qualitative Analysis, Hydrocarbons and Polymers
Qualitative Analysis: Tests for Ions • Flame Tests
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