Other
The Third Millenium Online: The Carbon Family
The five elements of the Carbon family are briefly discussed here, with links to further information about each.
Friesian School
Fresian: The Carbon Family C, Si, Ge, Sn, Pb
This resource provides a very technical description of the 5 elements in the Carbon Family.
University of Guelph
The Carbon Family: Electron Binding Energies
A very advanced site on the elements of the Carbon Family. This site describes the electron binding energies of each in a detailed graph.
University of Guelph
The Carbon Family: Shielding Constants
A short page dedicated to the Shielding Constants of the elements in the Carbon Family.