Physical and Chemical Properties

Front

What is a chemical property?

Back

A characteristic of a substance that becomes evident during a chemical reaction, indicating how it interacts with other substances.

Front

Give an example of a chemical property of bromine.

Back

Bromine combines with aluminum to produce AlBr3.

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

Give an example of a physical property of aluminum.

Back

Aluminum is malleable.

Front

What distinguishes a chemical property from a physical property?

Back

Chemical properties involve a change in the substance's chemical structure, while physical properties do not.

Front

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

Back

The boiling point is the temperature at which a substance transitions from a liquid to a gas, indicating its physical property.

Front

What does it mean for a substance to decompose?

Back

Decomposition is a chemical reaction where a compound breaks down into simpler substances.

Front

How can you identify a chemical change?

Back

A chemical change is indicated by the formation of new substances, color change, gas production, or temperature change.

Front

What is an example of a chemical property of hydrogen gas?

Back

Hydrogen gas burns in air.

Front

What is the difference between a compound and a mixture?

Back

A compound is a substance formed when two or more elements chemically bond, while a mixture is a combination of two or more substances that retain their individual properties.