- Visual Elements
A spectacular contribution to chemistry on the web from the Royal Society of Chemistry (RSC) in the UK
- WebElements periodic table of the elements
In this periodic table you will be able to select an element from the periodic table and jump to its description.
- Physical Constants
An introduction to VSEPR rules with examples and three-dimensional diagrams.
- IUPAC Nomenclature
IUPAC rules of nomenclature for organic compounds
- Material Safety Data Sheet
An University of Oxford site which is a source of general information about the potential hazards of chemicals.
- Nobel Prizes
An annotated and hyperlinked list of all Nobel laureates in six categories.