Basic Concepts of Matter

Front

What extremely small particles is all matter composed of?

Back

atom

Front

Matter has mass and takes up space.

Back

True

Front

What is an element?

Back

A pure substance made of only one type of atom

Front

The smallest part of an element that has the chemical properties of the element is called what?

Back

atom

Front

What is a molecule?

Back

two or more atoms chemically combined

Front

What is a compound?

Back

two or more different atoms chemically combined

Front

The atomic number is equal to the amount of _____________ in an atom.

Back

Protons

Front

What is atomic mass (what is it a measure of)?

Back

The mass of one atom

Front

These are composed of two or more different substances that retain their own individual properties and are combined physically.

Back

Mixture

Front

What does a heterogeneous mixture look like?

Back

Two different substances mixed