Elements, Compounds, and Mixtures

Front

What happens when elements form a compound?

Back

They react to form a new substance with new properties.

Front

Which of the following is a correct chemical symbol?

Back

Xe

Front

What kind of mixture is vanilla pudding?

Back

It is a homogeneous mixture because it is evenly mixed and looks the same throughout.

Front

How is a mixture different from a compound?

Back

Each substance in a mixture keeps most of its characteristic properties.

Front

What are examples of solutions?

Back

Liquids, Gases, Solids, All of the above.

Front

What is an element?

Back

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

Front

What is a compound?

Back

A substance formed when two or more elements chemically combine in fixed proportions.

Front

What is a mixture?

Back

A combination of two or more substances where each retains its own properties.

Front

What is a homogeneous mixture?

Back

A mixture that is uniform in composition and appearance throughout.

Front

What is a heterogeneous mixture?

Back

A mixture that consists of visibly different substances or phases.