Physical and Chemical Properties

Front

What is a chemical property?

Back

A characteristic of a substance that becomes evident during a chemical reaction, indicating the ability of the substance to undergo a specific chemical change.

Front

What is a physical property?

Back

A characteristic of a substance that can be observed or measured without changing the substance's chemical identity.

Front

What happens when a chemical property is observed?

Back

A new substance is formed with different properties.

Front

Give an example of a chemical property.

Back

Reactivity with oxygen, such as rusting.

Front

Give an example of a physical property.

Back

Color, density, melting point, or hardness.

Front

What does it mean if a substance is flammable?

Back

It means the substance can easily ignite and burn in the presence of an ignition source.

Front

What is the significance of a substance's boiling point?

Back

It is the temperature at which a substance changes from a liquid to a gas, indicating a physical change.

Front

What is the difference between a physical change and a chemical change?

Back

A physical change alters the form or appearance of a substance without changing its chemical composition, while a chemical change results in the formation of new substances.

Front

What is tarnishing an example of?

Back

A chemical property, as it involves a chemical reaction with substances in the environment.

Front

What does it mean for a substance to be inert?

Back

It means the substance does not readily react with other substances, indicating a lack of chemical reactivity.