Classification of Matter Concepts

Front

What is a homogeneous mixture?

Back

A homogeneous mixture is a mixture in which the composition is uniform throughout. Examples include sugar water and saltwater.

Front

What is a heterogeneous mixture?

Back

A heterogeneous mixture is a mixture in which the composition is not uniform throughout. Examples include salad and sand.

Front

What defines an element?

Back

An element is a pure substance that cannot be broken down into simpler substances by chemical means. It consists of only one type of atom.

Front

What is a compound?

Back

A compound is a substance formed when two or more different types of atoms bond together chemically. Examples include water (H2O) and carbon dioxide (CO2).

Front

What is the difference between a compound and a mixture?

Back

A compound is a chemical combination of two or more elements, while a mixture is a physical combination of two or more substances that retain their individual properties.

Front

What is an example of an element?

Back

Gold (Au) is an example of an element, as it consists only of gold atoms.

Front

What is an example of a compound?

Back

Water (H2O) is an example of a compound, as it is made of hydrogen and oxygen atoms bonded together.

Front

Can elements be broken down into simpler substances?

Back

No, elements cannot be broken down into simpler substances by physical or chemical means.

Front

What is a diatomic element?

Back

A diatomic element is a molecule composed of two atoms of the same element. Examples include O2 (oxygen) and N2 (nitrogen).

Front

What is the classification of a sample containing only one type of atom?

Back

The classification is an element.