Key term for Edexcel GCSE Chemistry, used in Types of Substance.
A 2D representation of electron distribution in an atom, ion, or molecule, using different symbols to track the origin of electrons.
Dot and cross diagrams appears in Edexcel GCSE Chemistry revision content for Key Concepts in Chemistry, especially Types of Substance and Limitations of Models.
Key Concepts in Chemistry
Types of Substance • Limitations of Models
Key Concepts in Chemistry
Covalent Bonding • Formation of Simple Molecular Substances
Key Concepts in Chemistry
Ionic Bonding • Formation of Ionic Bonds
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