Review for Matter Flashcard

Front

When two or more substances come together but don’t combine to make a new substance, a ______ results.

Back

mixture

Front

A _______ is a substance whose smallest unit is made up of atoms of more than one element bonded together.

Back

compound or molecule

Front

The chemical formula for water is H₂O. H₂O is a type of ____.

Back

compound or molecule

Front

Atoms combine together to form ______.

Back

compounds or molecules

Front

A _______ is a substance that cannot be broken down into simpler substances.

Back

element or atom

Front

Matter that has the same composition and properties throughout is called a ______.

Back

compound or molecule

Front

What is the smallest amount of H₂O you can have?

Back

a molecule

Front

What holds atoms together to form molecules?

Back

bonds

Front

The periodic table is a list of:

Back

elements

Front

In a chemical formula, what do subscript numbers tell you?

Back

The number of that type of atom