Atomic Structure

Front

The smallest possible unit matter can be divided into while still maintaining its properties.

Back

Atom

Front

A positively charged particle found in the nucleus of the atom

Back

Proton

Front

The area of the atom where protons and neutrons are found

Back

Nucleus

Front

The negative charge particles that float around the outside of the atom

Back

Electron

Front

This number is represented by the number of protons in the atom

Back

Atomic Number

Front

This unit is represented by the combined number of protons and neutrons.

Back

Atomic Mass

Front

The electrons that are on the outermost region of the atom

Back

Valence Electrons

Front

The horizontal rows of the periodic table

Back

Periods

Front

The arrangement of elements in order of increasing atomic number

Back

Periodic Table

Front

The vertical rows of the periodic table, also called families.

Back

Groups