History of Atomic Structure

Which experiment led to the discovery of the nucleus?

• cathode rays deflected by magnets

• alpha particles deflected when aimed at gold foil

• burning different metals

• the strong force of the nucleus

Which scientist proposed that electrons were scattered amongst positively charged material?

• JJ Thomson

• Ernest Rutherford

• John Dalton

• Niels Bohr

Who proposed that atoms are small, indivisible particles of all matter?

• Democritus

• Thomson

• Schrodinger

• Bohr

Who discovered that the atom has a small, dense, positively charged nucleus?

• Ernest Rutherford

• Heisenberg

• Democritus

• JJ Thomson

Which scientist proposed that electrons traveled around the nucleus in definite paths of varying energy?

• Niels Bohr

• John Dalton

• Modern Atomic Theory

• Ernest Rutherford

Which model most correctly describes the arrangement of electrons in the atom?

• Quantum Mechanical Model

• Rutherford's Model

• Plum Pudding Model

• Planetary Model

Which atomic model is pictured?

• JJ Thomson

• John Dalton

• Ernest Rutherford

• Quantum Mechanical Model

Which model is depicted?

• Rutherford

• Dalton

• Democritus

• Bohr

Which scientists proposed the pictured model?

• Schrodinger & Heisenberg

• Dalton and Aristotle

• Bohr and Thomson

• Rutherford and Goldstein

This image is an example of ...

• A Bohr model

• A Dalton model

• A Rutherford model

• A Thomson Model