Emanual

Developer's DescriptionBy ZLX TechLearn about all elements on the Element Period Table.Atomic number, atomic mass, electronegativity, density, melting point, boiling point, vanderwaals radius, ionic radius, isotopes, electronic shell, energy of first ionisation, energy of second ionisation, energy of third ionisation, standard potential, discovered, chemical properties, health effects, environmental effects, and applications. Introductions of all elements on the Element Period Table. This version is the first release on CNET Download.com.