Seaborgium

Analytical testing dots

Seaborgium is a chemical element in the periodic table that has the symbol Sg and atomic number 106. Seaborgium is a synthetic element whose most stable isotope 271Sg has a half-life of 1.9 minutes. Chemistry experiments with seaborgium have firmly placed it in group 6 as a heavier homologue to tungsten.

 

General
Name, Symbol, Number seaborgium, Sg, 106
Chemical series transition metals
Group, Period, Block 6, 7, d
Appearance unknown, probably silvery
white or metallic gray
Standard atomic weight [271] g·mol-1
Electron configuration [Rn] 7s2 5f14 6d4
Electrons per shell 2, 8, 18, 32, 32, 12, 2
Physical properties
Phase presumably a solid
Density (near r.t.) unknown g·cm-3
Atomic properties
Crystal structure unknown
Oxidation states 6
Atomic radius (calc.) unknown pm
Covalent radius unknown pm
Miscellaneous
CAS registry number 54038-81-2

 

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