Subatomic Particles and Their Properties

The smallest particle of an element that retains the properties of that element

• atom
• proton

• atomic mass

• neutron

Tags

NGSS.MS-PS1-1

A positively charged subatomic particle

• Proton
• Atom

• Electron
• Neutron

A negatively charged subatomic particle

• electron
• nucleus

• neutron
• proton

A subatomic particle with no charge

• proton
• electron
• neutron
• mass number

The central part of an atom containing protons and neutrons

• electron

• electron cloud
• atomic mass

• nucleus

Tags

NGSS.MS-PS1-1

Atoms with the same number of protons but different numbers of neutrons

• Electrons

• Atomic Mass

• Mass Number

• Isotopes

Total number of protons and neutrons in the nucleus

• Mass Number

• Atomic Mass

• Nucleus

• Atom

The weighted average of the masses of the isotopes of an element

• Isotopes

• Atomic Mass

• Atomic Number

• Element Name

Tags

NGSS.HS-PS1-8

What is the Atomic number of this element?

• 13

• 26.98

• AI

• Aluminum

Tags

NGSS.MS-PS1-1

What is the Atomic Mass of this element?

• 13

• 26.98

• AI

• Aluminum

Tags

NGSS.MS-PS1-1