1. Items needed today: Signed progress report (turn in to box)
Choose your favorite color marker
Pen or pencil
Periodic Table

2. 6th Period
10 seconds – decide what flavor cupcake you would enjoy eating.

3. Unit 2 Test: Measurements
DA and Density Review for those below a 75

4. ISOTOPES OF CARBON 6 Neutrons 8 Neutrons Carbon-12 Mass Number = 12
Hyphen Notation ↓
Carbon-12
Mass Number = 12
Atomic Number = 6
Neutrons = Mass – Protons
Carbon-14
Mass Number = 14
Atomic Number = 6
Neutrons = Mass - Protons
6 Neutrons
8 Neutrons
Protons
Neutrons

5. Element
At #
M #
# P+
# N0
# e-
s/s method
Hyphen method
scandium
45Sc

6. What are the parts of the periodic table?
Group
Period

7. Review of the Periodic Table
Metals are found on the left of the zig zag line.
Nonmetals are found on the _right_ of the zig zag line.

8. Metals Conductors Lose electrons Malleable and ductile
Shiny, malleable, ductile (drawn into wires), good, usually solids

9. Nonmetals Brittle, not shiny Gain electrons Covalent bonds
Poor conductors, usually gases or liquids

10. Metalloids

11. Alkali Metals

12. Alkaline Earth Metals

13. Transition metals

14. Halogens

15. Noble Gases (Inert Gases)

16. Biochemistry WS

17. Group Number, Valance Electrons, & Oxidation Numbers1 2 13 14 15 16 17 18
Valance
Electrons 3 4 5 6 7 8
He-2
Oxidation
Number
(charge) +1 +2 +3 ±4 -3 -2 -1

18. Atom Building Game

19. Reminders Return marker
HW: Atom Building Activity (if not finished in class)