Physical and Chemical Properties

Front

What does it mean for something to be a pure substance?

Back

It is made of ONLY 1 type of atom or molecule.

Front

What is an example of a physical property of density?

Back

Oil and water separating into layers.

Front

What kinds of changes in substances are always physical changes?

Back

Changes of state from solid to liquid to gas and back.

Front

What kind of physical property is odor?

Back

Intensive.

Front

What is the ability of a substance to allow the flow of energy or electricity called?

Back

Conductivity.

Front

What is a physical property?

Back

A characteristic that can be observed without changing the substance's identity.

Front

What is a chemical property?

Back

A characteristic that can only be observed during a chemical reaction.

Front

What is an example of an extensive property?

Back

Mass or volume.

Front

What is an example of an intensive property?

Back

Density or boiling point.

Front

What happens during a chemical change?

Back

New substances are formed with different properties.