1. Periodic Properties of the Elements

3. Nerve Signal Transmission
8.1
Nerve Signal Transmission
Na+ pumped out of cells
K+ pumped into cells

4. How are they differentiated?
Nerve Signal Transmission
Na+ pumped out of cells
K+ pumped into cells
How are they differentiated?

5. Periodic Property: Atomic Radius Increases
Na+: r = 95pm (1 pm = m)
K+: r = 133pm
Channels within cell membranes can differentiate between the size of the ions
Atomic Radius Increases
Periodic Property:
Properties of elements that can generally be predicted by its position within the periodic table.

6. 8.2-The Development of the Periodic Table

7. Dmitri Mendeleev:

8. 8.3-Electron Configuration: How Electrons Occupy Orbitals