Elements, Compounds, and Mixtures

Front

What is a compound?

Back

A compound is a substance formed when two or more elements are chemically bonded together.

Front

Give an example of an element.

Back

Examples of elements include diamonds (C) and Uranium (U).

Front

How are mixtures combined?

Back

Mixtures are combined physically.

Front

What are pure substances?

Back

Pure substances are materials that have a constant composition and consistent properties throughout.

Front

Can mixed substances be separated?

Back

Yes, mixed substances can be separated physically.

Front

What is the difference between an element and a compound?

Back

An element is a pure substance that cannot be broken down into simpler substances, while a compound is made up of two or more elements chemically bonded together.

Front

What is a mixture?

Back

A mixture is a combination of two or more substances that are not chemically bonded and can be separated by physical means.

Front

What are the two types of mixtures?

Back

The two types of mixtures are homogeneous mixtures (uniform composition) and heterogeneous mixtures (distinct, separate components).

Front

What is an example of a homogeneous mixture?

Back

An example of a homogeneous mixture is saltwater.

Front

What is an example of a heterogeneous mixture?

Back

An example of a heterogeneous mixture is a salad.