Atomic Theory and Atomic Structure Quiz

Who proposed the plum pudding model of the atom?

• Ernest Rutherford

• Niels Bohr

• J.J. Thomson

• Max Planck

What is the atomic number of an atom?

• The atomic number of an atom is the number of protons in the nucleus of the atom.

• The atomic number of an atom is the number of neutrons in the nucleus of the atom.

• The atomic number of an atom is the number of electrons in the nucleus of the atom.

• The atomic number of an atom is the number of protons and neutrons in the nucleus of the atom.

What is the maximum number of electrons that can occupy the first energy level?

• 6

• 2

• 4

• 8

Who proposed the planetary model of the atom?

• Erwin Schrödinger

• Albert Einstein

• Niels Bohr

• Max Planck

What is the charge of a proton?

• -1

• 0

• 2

• +1

What is the maximum number of electrons that can occupy the second energy level?

• 8

• 6

• 4

• 2