1. Periodic Table of the Elements Wed. Sept. 22 (8A), and Thurs. Sept. 23 (8B)

2. ALKALI METALS Group/family 1 Very reactive with water and air For example, Lithium

3. ALKALINE EARTH METALS Group 2 Poisonous and extremelyreactive nonmetals Combines with oxygen Compounds are a major component of the Earth's crust

4. TRANSITION METALS Elements in the 3rd to 12th columns. Hard, dense metals Less reactive than Group I and 2 For example, copper (Cu)

5. RARE EARTH METALS For example, dysprosium (Dy)

6. METALLOIDS Elements that have both metallic and non-metallic properties For example, boron (B)

7. HALOGENS Group 17 Combines with metals, usually those in Group 1 For example, sulfur (S)

8. NOBLE GASES Group 18 Unreactive For example, neon (Ne)

9. Alkali Metals Noble Gases