1. Notes A1, A2, and A4

2. Physical
Physical Properties
• Can be determined without altering the
chemical makeup of the material.
Physical Change
• Identity of the substance remains the
same.
– Change from solid-liquid-gas.
– Heating or cooling.
– Altering shape.
– Dissolving.
– Can get original chemical back.

3. Chemical
Chemical Properties
• Relate to the tendency of the substance to
undergo a chemical change.
Chemical Change
• Substance is transformed into something
new.
– Burning.
– Cooking.
– Can not get original chemical back.

4. Periodic Table
Broken down into 3 sections – metals,
nonmetals, and metalloids

5. Metals
– Malleable
– Shiny
– Conduct Electricity
– Reacts with acid

6. Nonmetals
– Brittle
– Dull
– Do not Conduct Electricity
– Does not react with acid

7. Metalloids
• Possesses
characteristics of
metals and
nonmetals.