Subject	Format	Source
Atomic Theory Postulates		23
Cathode ray tube demo		3
Cathode ray tube experiment		23
Millikan's oil drop experiment		30
Rutherford's gold foil experiment		5
Rutherford Experiment		23
Rutherford's Experiment		4
Rutherford Experiment: Nuclear atom		30
Rutherford Experiment		10
Rutherford Atomic Model		8
Photoelectric effect		1
Photoelectric effect		33
Definition of Light		23
Electromagnetic radiation		8
Electromagnetic Spectrum		1
Electromagnetic Spectrum		29
Electromagnetic Spectrum (sliding scale)		8
Waves, wavelength, frequency		6
The Bohr Model		1
The Bohr Atom		6
Bohr/Quantum Atom		23
Bohr atom		16
Bohr's Theory of the hydrogen atom		13
Bohr Model		14
Energy levels in the Bohr atom		16
Electrons in a box		27
Electromagnetic spectrum of hydrogen		6
Atomic Line Spectra		33
Line Spectra		4
Gas discharge tube spectra and energy transitions		11
Emission of light from gases		12
Hydrogen Light		23
Spectral colors--transmission, absorbance and color		27
Atomic spectra		16
Atomic spectra		27
Element absorption and emission spectra		17
Spectral signatures		16
Single filter emission/absorption		7
Photoelectric effect		30
Flame tests of ions		19
Flame tests of ions	MPEG	26
Flame tests for ions		12
Flame tests for metals		30
deBroglie's atom		16
DeBroglie wave vs. Bohr radius		6
Uncertainty Principle		1
Schrödinger's model		1
Radial probability plots for hydrogen		6
Schrödinger's atom		16
Hydrogen atom radial probability		15
1s orbital probability plot		9
Shapes of Atomic Orbitals		33
Visualizing atomic orbitals		2
Hund's Rule		33
Electron Spin and Magnetic Fields		33
Complete table of 3-D atomic orbital density plots		2
Superimposed 2p atomic orbital density plots		28
The Orbitron--orbital images and more!		25
Shells, Subshells, and Orbitals		33
Atomic orbitals		22
Hydrogenic atom viewer (downloadable)		32
Atomic orbital movies		20
Radial electron distributions (s)		30
Electron orbits		16
Periodic table of electron configurations		18
Electron Configurations and Periodic Blocks		33
Electron Configuration		23
Atomic Subshell Energies		33
Aufbau filling of electrons		9
Electron Configurations		30
Electron Configurations		1
Complete Electron Configurations tutorial		21
Abbreviated Electron Configurations tutorial		21
Electron Configurations		24
Electron configurations and the periodic table		16
Ion formation (and the Periodic Table)		33
Periodic Table		33
Lecture Periodic Tables		23
Periodic Table Applet--investigating properties		27
Chemical Periodicity		33
Periodic trends: atomic radii		30
Atomic Size		33
Atomic Radii		4
Atomic radii trends		1
Periodic properties: metallic character		30
Periodic properties: oxidation states		30
Phase transition temperatures of elements		31
Ionization Energy		33
Ionization energies		1
Shielding Effects		1
Ionization energy		30
Periodic trends: ionization energies		30
Electron affinity		30
Periodic trends: electron affinity		30
Effective nuclear charge		30
Periodic trends: acid-base behavior of oxides		30
Physical properties of halogens		30

(1) Oklahoma State University, John Gelder
(2) USC, Chi Mak
(3) University of Illinois at Urbana-Champaign
(4) McGraw-Hill (Essential Chemistry, Chang)
(5) Sam Houston State University, Thomas G. Chasteen
(6) Concordia University, Peter Bird
(7) ModularCHEM Consortium, Paul Tero
(8) Mr. Lee's JAVA Science
(9) University of Washington, Darrell Woodman
(10) "Molecular Expressions", Michael Davidson, Florida State University
(11) KSU Physics Education Group: Visual Quantum Mechanics
(12) South Dakota School of Mines and Technology, Chemistry Outreach 2000
(13) Walter Fendt
(14) McGraw-Hill
(15) Davidson College, Cabell Fisher
(16) University of Colorado at Boulder, Physics 2000
(17) University of Oregon, Department of Physics
(18) The ChemCollective, Carnegie-Mellon University
(19) Northwestern University, DVAction
(20) Washington University, R. Frey
(21) Monterey Peninsula College, Mark Bishop
(22) Carleton University, Bob Burk
(23) University of Nebraska, Lincoln
(24) Michigan State University, W. Bauer
(25) The Orbitron, University of Sheffield, Mark Winter
(26) TORVS Research Group, University of Erlangen, Germany
(27) Dartmouth College, Brian P. Reed
(28) St. Olaf College, Bob Hanson
(29) Chemland, University of Massachusetts, William J. Vining
(30) Prentice Hall, Inc.
(31) Michigan State University, W. Bauer
(32) Paul Falstad
(33) SUNY at Oneanta, William J. Vining