Zinc - Zn

Atomic Number 30     Atomic Mass 65.39     Density 7.14 g/mL

State solid     Color bluish grey     Electronegativity 1.65

Melting Point 419.58°C     Boiling Point 907°C

Natural Isotopes Zn-64 48.6%   Zn-66 27.9%    Zn-67 4.1%
                            Zn-68 18.8%   Zn-70 0.6%

Abbreviated Electron Configuration [Ar] 3d10 4s2

Known since BC