1. Intro to Atomic Structure
What are the 3 main parts of an atom?

2. F APE MAN!!!! 9 Atomic Number =Number of Protons Mass Number 18.9984
=Number of Electrons Atomic Number
= Number of Neutrons

3. Let’s Practice… Element Name Symbol Atomic # Mass # Chlorine Cl 17
# of Protons
# of Neutrons
# of Electrons
Chlorine Cl 17
35.45
Argon Ar
39.95 22

4. ATOM

5. Atomic Structure

6. Nucleus

7. Proton + +

8. Neutrons

9. ORBITALS
ORBITALS

10. - Electrons -

11. Subatomic Particles

12. Atomic Mass/Atomic # Practice
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