Elements, Compounds, & Mixtures

Front

What is a compound?

Back

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

Front

What is an element?

Back

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

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 is matter?

Back

Matter is anything that has mass and takes up space.

Front

What is the smallest unit of a compound?

Back

The smallest unit of a compound is a molecule.

Front

What is the difference between an element and a compound?

Back

An element is a single type of atom, while a compound consists of two or more different types of atoms chemically bonded together.

Front

Can elements be broken down into simpler substances?

Back

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

Front

What is an atom?

Back

An atom is the smallest unit of an element that retains the properties of that element.

Front

What is a homogeneous mixture?

Back

A homogeneous mixture is a mixture that has a uniform composition throughout, such as saltwater.

Front

What is a heterogeneous mixture?

Back

A heterogeneous mixture is a mixture that does not have a uniform composition, such as a salad.