WebElements PTable Periodic Table of Videos
Tom Lehrer sings the periodic table
Richard Feynman reflects on jiggly atoms and many other curious phenomena
General Chemistry Simulations A number of interactive simulations for Chem 1A and Chem 1B
Standing waves in 1, 2 and 3 dimensions A close analogy for understanding the how wave nature of the electron relates to the shapes of the atomic orbitals
Energy Diagrams A helpful tutorial for Chem 1B
Sulfur hexafluoride gas is much denser than air.
Images of supercritical carbon dioxide >73 atm, 31 °C
Videos describing superfluid helium II <2.2 Kelvin
Metabolic pathways Overviews of the biochemistry of living things by Donald Nicholson
Animated ATP synthase A visualization of one of my favorite proteins
Protein synthesis by the Ribosome an interpretation produced at Stanford in the 1970s
Thin Layer Chromatography a nice demonstration
Hydrogen bonding in microgravity (1) A sphere of water the size of your head (2) Symphony of spheres (3) Rotating spheres with bubbles
Water density calculator Calculates precise density of water at different temperatures
DHMO: a dangerous chemical? Decide for yourself!