The history of the periodic table and the periodic law, groups, periods and blocks, the periodic trends in size, ionisation energy, electron affinity and electronegativity, the families of elements and the diagonal relationship.
In these notes
- Arrangement
- History
- Periodic trends
- Group 1: alkali metals
- Group 2: alkaline earth metals
- Group 17: halogens
- Group 18: noble gases
- Metals, non-metals and metalloids
- Transition metals
- Ionic size
- Electron affinity
- The diagonal relationship
- Worked theory answer
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