Classification of Matter

A substance made of only one type of atom.

A substance that cannot be broken down into other substances.

A substance made of two or more different elements bonded together.

A mixture of different substances.

Aluminum (Al)

Methane (CH4)

Diamond (C)

Rust (Fe2O3)

A diagram where all particles are evenly mixed and look the same throughout.

A diagram where you can see different types of particles grouped separately.

A diagram with only one type of atom.

A diagram with only one type of molecule.

Element

Compound

Heterogeneous mixture

Homogeneous mixture

A mixture where the components are evenly distributed and not easily distinguished

A substance made of only one type of atom

A mixture where the components are not evenly distributed

A substance formed when two or more elements are chemically combined

An element is made of only one type of atom, while a compound is made of two or more types of atoms chemically bonded together.

An element is always a solid, while a compound is always a liquid.

An element can be separated by physical means, while a compound cannot.

An element is a mixture, while a compound is a pure substance.