Atom

1. Electron Dot Diagram

2. Ion

3. isotope

4. Periodic Table

4.1. Period

5. Nuclues

5.1. Protons

5.2. Neutrons

5.3. Radioactive

6. Electron Cloud

6.1. Electrons

6.1.1. Energy Level

6.2. Shells

6.2.1. Subshell

6.2.1.1. Orbitals

6.3. Aufbau

6.4. Hund`s

6.5. Pauli Exclusion

7. Numbers

7.1. Atomic Number

7.2. Mass Number

7.3. Atomic Radius