1. PROPERTIES OF PURE SUBSTANCES

2. What is a property?
Information that we use to describe a substance

3. Non-Characteristic Property
A property that is shared by many substances
It does NOT allow you to identify it
Examples: mass, volume, temperature, color, shape.

4. Characteristic Property
A property that is unique to that one substance or a group of substances
Allows you to identify it right away
Examples: DNA, boiling point, density

5. Groups of substances may share the same characteristic properties
For example:
Acids turn blue litmus paper red
Bases turn red litmus paper blue
Conductivity
Magnetism

6. Uses The characteristic property of a substance may determine its use
Examples:
Metals to make pots because they conduct heat well
Certain metals are superconductors (electricity)
Plastics as insulators
Resistant textiles