Differentiating Pure Substances and Mixtures

Front

An _______________ is made up of one or more of the same kind of atom chemically combined.

Back

element

Front

A ______________ is made up of different kinds of atoms chemically combined.

Back

compound

Front

True or False: elements AND compounds are pure substances.

Back

True

Front

A ______________ mixture is one that does not have a uniform composition.

Back

heterogeneous

Front

A _________________ mixture is one where the substances are evenly spread throughout.

Back

homogeneous

Front

Fruit Loops, pizza, and Skittles are examples of ____________________ mixtures.

Back

heterogeneous

Front

Which of these is an element? Salt (NaCl), Water (H20), Oxygen (O), Carbon Dioxide (CO2)

Back

Oxygen (O)

Front

Air is:

Back

A mixture

Front

What is the smallest unit of matter? Options: atom, element, molecule, compound

Back

atom

Front

A pure substance that cannot be broken down into other substances by chemical or physical means.

Back

element