Chemistry: Classification of Matter

Front

What is matter?

Back

Matter is anything that has mass and takes up space.

Front

What are the three main classifications of matter?

Back

The three main classifications of matter are elements, compounds, and mixtures.

Front

Define an element.

Back

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

Front

Define a compound.

Back

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

Front

Define 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 is a homogeneous mixture?

Back

A homogeneous mixture has a uniform composition throughout, meaning its components are evenly distributed.

Front

What is a heterogeneous mixture?

Back

A heterogeneous mixture has a non-uniform composition, meaning its components are not evenly distributed.

Front

Give an example of a compound.

Back

An example of a compound is water (H2O).

Front

Give an example of an element.

Back

An example of an element is oxygen (O).

Front

What is the difference between a compound and a mixture?

Back

A compound is made of two or more elements chemically bonded, while a mixture is a physical combination of substances.