Atomic Structure/Scientists/Nuclear Chem

Subatomic particles with a negative charge

• Electrons

• Neutrons

• Protons

• Quarks

Tags

NGSS.HS-PS2-4

Subatomic particles with a positive charge

• neutrons
• atomic mass
• protons
• isotopes

Tags

NGSS.HS-PS1-8

Value representing the number of protons in an element

• Atomic Mass
• Mass Number
• Valence Electrons
• Atomic Number

Atoms of the same element with a different number of neutrons (and mass number)

• Ion

• Gluons

• Isotope

• Quarks

A charged atom

• Ion
• Isotope
• Electron Cloud
• Quark

Tags

NGSS.HS-PS1-3

NGSS.HS-PS2-4

Discovered the nucleus of the atom through the Gold Foil Experiment

• Rutherford
• Chadwick
• Thomson
• Dalton

Tags

NGSS.HS-PS1-8

Proposed the Modern Electron Cloud Model of the atom

• Schrodinger & Heisenberg
• Dalton
• Chadwick
• Rutherford

Tags

NGSS.MS-PS1-1

Discovered the electron within the atom

• Thomson
• Chadwick 
• Schrodinger & Heisenberg
• Dalton

Created the Planetary Model of the atom

• Bohr
• Dalton
• Rutherford
• Chadwick

Discovered the neutron within the atom

• Democritus
• Thomson
• Rutherford
• Chadwick

Tags

NGSS.HS-PS1-8