Atomic Model Article Questions

Who is credited with originating the atomic philosophy of the early Greeks?

• Leucippus of Miletus

• Niels Bohr

• John Dalton

• Ernest Rutherford

What does the term 'atomos' mean?

• Incomprehensible

• Infinite

• Invisible

• Indivisible

Which scientist converted the atomic philosophy of the Greeks into a scientific theory?

• Niels Bohr

• John Dalton

• J.J. Thomson

• Ernest Rutherford

What did J.J. Thomson discover in 1897?

• Quark

• Proton

• Electron

• Neutron

Which model of the atom did Lord Kelvin propose?

• Quantum model

• Shell model

• Solar system model

• Plum-pudding model

What experiment led to the overturning of Thomson’s model?

• Double-slit experiment

• Cathode ray experiment

• Gold foil experiment

• Oil drop experiment

Who proposed the quantized shell model of the atom?

• Niels Bohr

• Ernest Rutherford

• J.J. Thomson

• John Dalton

What did Bohr's model introduce to explain the stability of electrons in orbits?

• Nuclear forces

• Electron clouds

• Random electron paths

• Fixed size and energy orbits

Who used mathematical equations to describe the probability of finding electrons in specific positions?

• Erwin Schrödinger

• Ernest Rutherford

• J.J. Thomson

• Niels Bohr

What particle did James Chadwick discover in 1932?

• Neutron

• Proton

• Electron

• Quark