Chemistry

Offers information about nuclear, elemental and electronic properties as well as compounds and uses of any chemical element of the periodic table of elements. Site also contains a chemistry news section and a chemistry discussion forum.

An useful resource not only for kids, but for everyone who wants to learn Chemistry basics.

Easy to use programs for pH calculation, concentration conversion, solution preparation, equation balancing and stoichiometry with built in dissociation constants and density tables databases. Free extensive lectures on pH calculation and concentrations.