Classifying Matter Vocabulary Test

Front

What is a Compound?

Back

A compound is a pure substance that contains two or more different elements chemically combined in a fixed proportion.

Front

What does this diagram represent?

Back

A compound.

Front

What is a Pure Substance?

Back

A pure substance is made of only one kind of matter and has definite properties.

Front

What best describes a substance that is made of only one type of atom?

Back

An element.

Front

What is a Diatomic molecule?

Back

A diatomic molecule consists of two atoms of the same element.

Front

What is an Element?

Back

An element is a pure substance that cannot be broken down into simpler substances by chemical means.

Front

What is a Mixture?

Back

A mixture is a combination of two or more substances that are not chemically bonded.

Front

What is a Homogeneous Mixture?

Back

A homogeneous mixture has a uniform composition throughout, such as saltwater.

Front

What is a Heterogeneous Mixture?

Back

A heterogeneous mixture consists of visibly different substances or phases, like salad.

Front

What is the difference between a Compound and a Mixture?

Back

A compound is a substance formed when two or more elements are chemically bonded, while a mixture is a physical combination of substances.