Front

The basic building block of matter that makes up everyday objects

Back

Atom

Front

The center of an atom that contains the protons and neutrons

Back

Nucleus

Front

The area around the nucleus of an atom where electrons are found

Back

Electron Cloud

Front

Positive charged subatomic particles found in the nucleus

Back

Protons

Front

Neutral charged subatomic particles found in the nucleus

Back

Neutrons

Front

Negative charged subatomic particles found in the electron cloud surrounding the nucleus

Back

Electrons

Front

The electrons on the outer shell of an atom that are involved in forming bonds

Back

Valence Electrons

Front

The number of protons or electrons contained in an element

Back

Atomic Number

Front

The number of protons plus the number of neutrons contained in an atom's nucleus

Back

Atomic Mass

Front

A set of characters (letters) that are used to represent an element

Back

Chemical Symbol