Key term for Edexcel GCSE Chemistry, used in Ionic Bonding.
The exact number of protons found within the nucleus of an atom, uniquely identifying the element.
Atomic number appears in Edexcel GCSE Chemistry revision content for Key Concepts in Chemistry, especially Ionic Bonding and Subatomic Particles in Ions.
Key Concepts in Chemistry
Ionic Bonding • Subatomic Particles in Ions
Key Concepts in Chemistry
The Periodic Table • Configuration and Periodic Position
Key Concepts in Chemistry
The Periodic Table • Electronic Configuration Prediction
Key Concepts in Chemistry
The Periodic Table • Periodic Table Structure
Key Concepts in Chemistry
The Periodic Table • Atomic Number and Position
Key Concepts in Chemistry
The Periodic Table • Atomic Mass Ordering and Isotopes
Key Concepts in Chemistry
Atomic Structure • Atoms and Protons
Key Concepts in Chemistry
Atomic Structure • Mass Number
Key Concepts in Chemistry
Atomic Structure • Mass of an Atom
Key Concepts in Chemistry
Atomic Structure • Calculating Subatomic Particles
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