Atomic Theory Quiz

In Dalton's atomic theory, atoms are considered to be:

• Indivisible

• Divisible

• Compressible

• Expansible

J.J. Thomson's model of the atom is often referred to as the:

• Plum pudding model

• Planetary model

• Nuclear model

• Quantum model

Which subatomic particle carries a negative electric charge?

• Proton

• Neutron

• Electron

• Nucleon

Who conducted the famous gold foil experiment and discovered the nucleus of an atom?

• John Dalton

• J.J. Thomson

• Ernest Rutherford

• Niels Bohr

Which scientist proposed the planetary model of the atom with electrons orbiting the nucleus?

• John Dalton

• Niels Bohr

• Werner Heisenberg

• Dmitri Mendeleev

Who developed the quantum mechanical model of the atom?

• Max Planck

• Werner Heisenberg

• Erwin Schrödinger

• Louis de Broglie