Gperiodic, periodic element table
What is GPeriodic?
Gperiodic is a lightweight program to draw a peridic table. Whenever you click on an element's button, you get physico-chemical data about its simple chemical.
Authors:
Jonas Frantz, Kyle R. Burton, Piotr Najman, Arno W. Peters, Georges Khaznadar <georgesk@ofset.org>, Mauricio Rivera, Lalo Martins, Sven Neumann, Christian Klein, Koen Kooi, Ambrogio Oliva, Felix Natter, Michael Shigorin, Costantino Ceoldo, Arkadiusz Lipiec,
A screenshot

Minimum requirements
GnuLinux, glibc2, gtk+
Where can I find GPeriodic ?
Gperiodic is packaged for most GnuLinux distros.