Metallic Bonding
All metals are solid at room temperature with the exception of mercury. Metals consist of a giant lattice of positive ions surrounded by a shared pool of delocalised electrons.

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Key terms in this lesson
- Cation
- A positively charged ion, formed when an atom loses one or more electrons.
More in Bonding
- Properties of Ionic Compounds
- Covalent bonds and Small Molecules
- Single and Double Covalent Bonds
- Co-ordinate Bonding
- Properties of Metals
- Electronegativity
- Trends in Electronegativity
- Polar Covalent Bonds
All 30 lessons in Bonding · All AQA AS-level Chemistry topics