Elements, Compounds and Mixtures

Front

What is a compound?

Back

A compound is two or more atoms from different elements that are chemically bonded.

Front

What is a mixture?

Back

A mixture is a combination of two or more substances that are not chemically bonded.

Front

True or False: An element contains only one type of atom.

Back

True

Front

Is sugar (C12H22O11) an element or a compound?

Back

Compound

Front

What is an element?

Back

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

Front

What is the difference between a compound and a mixture?

Back

A compound is made of two or more different elements that are chemically bonded, while a mixture consists of two or more substances that are physically combined but not chemically bonded.

Front

What is the chemical formula for water?

Back

H2O

Front

What is the chemical formula for carbon dioxide?

Back

CO2

Front

What is a homogeneous mixture?

Back

A homogeneous mixture is a mixture that has a uniform composition throughout.

Front

What is a heterogeneous mixture?

Back

A heterogeneous mixture is a mixture that consists of visibly different substances or phases.