Atomic Sturuture Vocabulary

A pure substance that cannot be broken down into simpler substances by chemical reactions.

• Element

• Atom

• Proton

• Electron

Tags

NGSS.MS-PS1-1

NGSS.MS-PS1-4

The chart scientists use to organize and classify all the known elements.

• Valence Electron

• Periodic Table

• Bohr Model

• Electron

The smallest unit of an element that has the properties of that element (related word: atomic)

• Proton

• Neutron

• Electron

• Atom

Tags

NGSS.MS-PS1-1

A subatomic particle with a positive charge that is located in the nucleus of an atom

• Proton

• Neutron

• Electron

• Atom

A subatomic particle with no electric charge, located within the nucleus of the atom

• Proton

• Neutron

• Electron

• Atom

A subatomic particle with a negative charge.

• Proton

• Neutron

• Electron

• Atom

An electron that resides in the outermost shell, or principal quantum level, of an atom

• Proton

• Neutron

• Electron

• Valence Electron

Tags

NGSS.HS-PS1-1

NGSS.HS-PS1-2

In this model electrons travel in orbits around an atoms nucleus in paths that are defined by the electrons' energy.

• Bohr Model

• Periodic Table

• Dmitri Mendeleev Model