1. Metals, Nonmetals, Metalloids
Elements…
Metals, Nonmetals, Metalloids

2. Your task today is to be able to:
Identify the three main element groups.
Identify and explain the physical properties unique to each group.
Apply what you know to identify a mystery element.

3. Physical properties of metals
Metallic luster
Conduct heat and electricity
Usually solid at room temperature

4. Malleable
Ductile

5. Physical properties of nonmetals
Brittle
Dull luster
Poor conductor of heat or electricity
Can be a solid, liquid, or a gas at room temperature

6. Physical properties of metalloids
Share properties with both metals and nonmetals.
They are conductors.
Are they good conductors?