2.6 - Elements, Compounds and Mixtures

Front

What must happen for elements to become a compound?

Back

Chemical bonds must form between atoms.

Front

What is a pure substance that consists entirely of one atom?

Back

Element.

Front

What is a compound?

Back

A substance formed when 2 or more elements are chemically combined.

Front

What is a mixture?

Back

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

Front

What is a homogeneous mixture?

Back

A mixture that has a uniform composition throughout.

Front

What is a heterogeneous mixture?

Back

A mixture that consists of visibly different substances or phases.

Front

What is an element?

Back

A pure substance that cannot be broken down into simpler substances.

Front

What is a solution?

Back

A homogeneous mixture where one substance is dissolved in another.

Front

What is the difference between a compound and a mixture?

Back

A compound is chemically combined, while a mixture is physically combined.

Front

What are the two types of mixtures?

Back

Homogeneous and heterogeneous mixtures.