Front

What has a negative charge and is found outside of the nucleus?

Back

Electron

Front

What has no charge (neutral) and is found in the nucleus?

Back

Neutron

Front

What is a pure substance that cannot be broken down into any other substance?

Back

Element

Front

What is a substance made of two or more elements chemically combined?

Back

Compound

Front

What is a combination of two or more substances that are not chemically combined?

Back

Mixture

Front

What is the smallest unit of an element that retains the properties of that element?

Back

Atom

Front

What is a substance that consists of only one type of atom?

Back

Element

Front

What is formed when two or more atoms bond together?

Back

Molecule

Front

What type of mixture has a uniform composition throughout?

Back

Homogeneous mixture

Front

What type of mixture has a non-uniform composition?

Back

Heterogeneous mixture