Atomic Theory - History

Who believed that electrons were scattered amongst positively charged material.

• JJ Thomson
• Ernest Rutherford
• John Dalton
• Niels Bohr

Tags

NGSS.MS-PS1-1

Believed that atoms are small, hard particles that were "indivisible"

• Democritus
• Aristotle
• Schrodinger
• Greek Philosophers

Did experiments to show that atoms form compound in set ratios.

• John Dalton
• Schrodinger
• Niels Bohr
• JJ Thomson

Tags

NGSS.MS-PS1-1

Discovered that the atom has a small, dense, positively charged nucleus.

• Ernest Rutherford
• Heisenberg
• Democritus
• JJ Thomson

Tags

NGSS.MS-PS1-1

Believed that all atoms of the same element would be the same.

• John Dalton
• JJ Thomson
• Niels Bohr
• Modern Atomic Theory

Tags

NGSS.MS-PS1-1

The following picture represents which atomic model?

• Ernest Rutherford
• John Dalton
• Democritus
• Aristotle

Tags

NGSS.MS-PS1-1

The following picture represents which atomic model?

• JJ Thomson
• John Dalton
• Ernest Rutherford
• Schrodinger & Heisenberg

Tags

NGSS.MS-PS1-1

Discovered the electron within the atom

• Thomson
• Chadwick 
• Schrodinger & Heisenberg
• Dalton

Discovered the nucleus of the atom through the Gold Foil Experiment

• Rutherford
• Chadwick
• Thomson
• Dalton

Which Greek philosopher gave the concept of 'Atomos'?

• Plato

• Aristotle

• Democritus

• Pythagoras