Atomic Structure Quiz

What is the electronic configuration of Neon (Ne)?

• 1s^2 2s^2 2p^2

• 1s^2 2s^2 2p^4

• 1s^2 2s^2 2p^6

• 1s^2 2p^6

What is the angular momentum quantum number (l) for a p-orbital?

• 0

• 1

• 2

• 3

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

• 2

• 8

• 18

• 32

Which principle states that electrons occupy degenerate orbitals singly before pairing?

• Aufbau Principle

• Hund's Rule

• Pauli Exclusion Principle

• Heisenberg Uncertainty Principle

Which element has an atomic number of 12?

• Sodium

• Magnesium

• Aluminium

• Silicon

Who proposed the concept of matter waves?

• Albert Einstein

• Louis de Broglie

• Niels Bohr

• Erwin Schrödinger

Which of the following orbitals is not possible?

• 1s

• 2p

• 3f

• 4d

What is the magnetic quantum number (m) for a d-orbital?

• -1, 0, +1

• -2, -1, 0, +1, +2

• -3, -2, -1, 0, +1, +2, +3

• -1, +1

In which part of the atom is the majority of its mass concentrated?

• Electron cloud

• Nucleus

• Outer shell

• Energy levels

What is the ground state electron configuration of carbon?

• 1s^2 2s^2 2p^2

• 1s^2 2s^2 2p^4

• 1s^2 2s^2 2p^6

• 1s^2 2p^4