Lesson Aim
- Know that atoms are formed by Electrons, Protons and Neutrons
- Know what the atomic number and mass numbers represent
Starter
Discuss what elements are and what they are made of.
Main
Create a presentation in powerpoint showing the structure of the first 20 elements in the periodic table. Each slide must have the name, atomic symbol, atomic number and mass number of an elemant and a diagram of the electron layout.
Extension
Research what is meant by the following terms and write a brief explanation for each:
- Isotope
- Radioactive Decay
- Half-life
Plenary
Review learning through questioning.