Scientists
Quantum Model
Quantum Numbers
Orbitals
Electron Configuration
100

This Danish physicist and Nobel laureate made foundational contributions to quantum theory, proposing the Bohr model of the atom and the principle of complementarity.

Who is Niels Bohr?

100

This principle states that no two electrons in an atom can have the same set of four quantum numbers

What is the Pauli exclusion principle?

100

What is the name of the quantum number that describes the spin of an electron?

What is the spin quantum number (ms)?

100

The maximum number of electrons that can occupy a single orbital

What is two?

100

The electron configuration of Hydrogen (H)

What is 1s²?

200

This Austrian physicist formulated the Schrödinger equation, which describes the behavior of quantum particles, and won the Nobel Prize in Physics in 1933.

Who is Erwin Schrödinger?

200

What is the principle that states it is impossible to simultaneously know the precise position and momentum of a particle with absolute certainty?

What is the Heisenberg uncertainty principle?

200

How many quantum numbers are needed to describe the unique quantum state of an electron in an atom?

What is four?

200

This type of orbital has a spherical shape and is denoted by the letter "s" in the electron configuration.

What is an s orbital?

200

The electron configuration of Nitrogen (N)

What is 1s² 2s² 2p³?

300

This German physicist is considered the father of quantum theory and won the Nobel Prize in Physics in 1918 for his explanation of the photoelectric effect

Who is Albert Einstein?

300

What is the term for the mathematical representation of an electron's distribution or probability density in an atom?

What is an orbital?

300

This quantum number describes the orientation of an orbital within a subshell

What is the magnetic quantum number (ml)?

300

This type of orbital has a dumbbell shape and is denoted by the letter "p" in the electron configuration.

What is a p orbital?

300

The noble gas electron configuration of Chlorine (Cl)

What is [Ne] 3s² 3p⁵?

400

This German physicist developed the uncertainty principle and made significant contributions to the matrix formulation of quantum mechanics.

Who is Werner Heisenberg?

400

Which principle states that the total energy of an atom in its ground state is the lowest possible and that electrons fill the lowest energy orbitals first before occupying higher energy levels?

What is the Aufbau principle?

400

This quantum number describes the main energy level or shell in which an electron is located

What is the principal quantum number (n)?

400

Which type of orbital has a cloverleaf or flower-like shape and can hold a maximum of ten electrons?

What is an f orbital?

400

How many electrons can be accommodated in the second energy level/shell?

What is eight?

500

This French physicist is known for his pioneering work on quantum theory, particularly the discovery of the wave nature of electrons. He was awarded the Nobel Prize in Physics in 1929.

Who is Louis-Victor de Broglie?

500

What is the name of the mathematical equation in quantum mechanics that describes the evolution of a quantum system over time?

What is the Schrödinger equation?

500

The maximum number of electrons that can occupy an orbital with the quantum numbers n = 3, l = 2, and ml = 1?

What is ten?

500

What is the total number of orbitals in an energy level with a principal quantum number of 3?

What is nine?

500

According to Hund's rule, how are the electrons distributed within orbitals of the same energy level?

What is one electron per orbital with parallel spins before pairing?