Atomic Structure

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

• Proton
• Atom
• Element

Tags

NGSS.MS-PS1-1

A positively charged particle found in the nucleus of the atom

• Proton
• Electron
• Neutron

Tags

NGSS.HS-PS1-8

The area of the atom where protons and neutrons are found

• Electron Cloud
• Nucleus
• Energy Level

Tags

NGSS.HS-PS1-8

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

• Proton
• Neutron
• Electron

Tags

NGSS.MS-PS1-1

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

• Atomic Mass
• Atomic Number
• Mass Number

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

• Atomic Mass
• Atomic Number
• Mass Number

Tags

NGSS.HS-PS1-8

The electrons that are on the outer most region of the atom

• Shell Electrons
• Violent Electrons
• Valence Electrons

Tags

NGSS.HS-PS1-1

NGSS.HS-PS1-2

The horizontal rows of the periodic table

• Groups
• Periods
• Families

The arrangement of elements in order of increasing atomic number

• Periodic Table
• Atomic Number List
• Bohr Model

Tags

NGSS.HS-PS1-1

NGSS.HS-PS1-2

The vertical rows of the periodic table, also called families

• Groups
• Periods
• Rows