PPT
Sophia Learning

Sophia: Quantum Numbers: Lesson 2

For Students 9th - 10th
This lesson will introduce quantum numbers, their symbols, and what they represent. It is 2 of 3 in the series titled "Quantum Numbers."
Interactive
Davidson College

Davidson College: Sizes of Atomic Orbitals

For Students 9th - 10th
Using a Java applet, sets of atomic orbitals are compared with different quantum numbers in order to compare the orbital sizes.
Unit Plan
State University of New York

State University of New York: Atomic Orbital Energies

For Students 9th - 10th
This simulation explores the trends observed in orbital energies for the main group elements of atomic orbital energies.
Article
Khan Academy

Khan Academy: The Quantum Mechanical Model of the Atom

For Students 9th - 10th
Introduction to the quantum mechanical model of the atom: Thinking about electrons as probabilistic matter waves using the de Broglie wavelength, the Schrodinger equation, and the Heisenberg uncertainty principle. Electron spin and the...
Unit Plan
CK-12 Foundation

Ck 12: The Quantum Mechanical Model

For Students 9th - 10th
[Free Registration/Login may be required to access all resource tools.] In the following online tutorial students will calculate the wavelength, frequency, and energy of light using Planck's constant and the speed of light. They will...
Handout
Other

Chemtopics: Atomic Orbitals & Electron Configurations [Pdf]

For Students 9th - 10th
Solutions to the Schrodinger wave equation give four types of atomic orbitals. Explanation of how quantum numbers specify these orbitals.
Interactive
Concord Consortium

Concord Consortium: Molecular Workbench: Atomic Orbitals

For Students 9th - 10th
View the approximate locations of electrons in valence shells 1s through 4f.
Handout
Other

Erik's Chemistry Page: Electronic Structure of Atoms

For Students 9th - 10th
A description of quantum theory, the Bohr model of the atom, the quantum mechanical atom, the Scrodinger equation, and quantum numbers.
Unit Plan
CK-12 Foundation

Ck 12: Electron Arrangement in Atoms

For Students 9th - 10th
[Free Registration/Login may be required to access all resource tools.] The focus in this learning module will be on the complexity of electron arrangement in atoms.
Handout
University of Colorado

University of Colorado: Physics 2000: Elements as Atoms: Spin

For Students 9th - 10th
A basic explanation of spin and how it relates to electrons and quantum numbers.
Handout
Environmental Chemistry

Environmental chemistry.com: Anatomy of an Atom

For Students 9th - 10th
Explains the basics of atomic structure, from simple definitions to information about quantum theory. Accurate and helpful basics whether or not you need the more advanced information.
PPT
Other

Chemtopics: Understanding the Schrodinger Eqn.

For Students 9th - 10th
The Schrodinger equation specifies atomic orbitals which are occupied by an electron. Quantum numbers can identify a unique energy level for each electron (set up in a PowerPoint presentation).