Zusammenfassung der Ressource
Periodic Table
- History of the periodic table
- Ancient times
- What is an element
- Triads
- Mendeleev
- First sight of the periodic table as we know it
- Atomic mass
- Arranged based on properties
- How we arrange it now
- Atomic Numbers
- Electronic configurations
- Recurring Chemical porperties
- Atomic number
- The number of protons in the nucleus
- Increase across rows
- Rows known as periods
- Groups
- Located below each other
- Similar properties
- 4 main groups
- Trends in the periodic table
- ionisation energy
- Stability
- electronic configuration