1. Examples: Orbital Filling, Valence Electrons, and Noble Gas Notation

2. Example Draw the orbital filling diagram for Nitrogen.

3. Example Draw the orbital filling diagram for Silicon

4. Example Draw the orbital filling diagram for Calcium.

5. You Try Draw the orbital filling diagrams for the following: P Al Na

6. Example How many valence electrons in Magnesium?

7. Example How many valence electrons in Cl?

8. Example How many valence electrons in Fe?

9. You Try Determine the number of valence electrons for: C Ga Ni

10. Example What is the noble gas notation of calcium?

11. Example Write the noble gas notation for Iodine.

12. You Try Write the noble gas notations for the following: Cl F At