Stable isotope Seaborgium (Sg)

Isotope Atomic Mass Half-life Mode of Decay Nuclear Spin Nuclear Magnetic Moment
Sg-258 258.1132 0.0029 seconds α to Rf-254; SF No data available No data available
Sg-259 259.1147 0.90 seconds α to Rf-255 1/2 No data available
Sg-260 260.1144 0.0036 seconds α to Rf-256 0 No data available
Sg-261 261.1162 0.23 seconds α to Rf-257; SF No data available No data available
Sg-262 262.1164 0.0008 seconds No data available No data available No data available
Sg-263 263.11822 0.80 seconds α to Rf-259 No data available No data available
Sg-264 264.1189 0.0037 seconds No data available 0 No data available
Sg-265 265.1211 16.00 seconds α to Rf-261 No data available No data available
Sg-266 266.1219 21.00 seconds α to Rf-262; SF No data available No data available
 

Properties of Seaborgium

Name Seaborgium
Symbol Sg
Atomic number 106
Atomic weight [271]
Standard state Presumably a solid at 298 °K
CAS Registry ID 54038-81-2
Group in periodic table 6
Group name None
Period in periodic table 7
Block in periodic table d-block
Color Unknown, but probably metallic and silvery white or grey in appearance
Classification Metallic
Melting point No data available
Boiling point No data available
Density of solid 23.2 g/cm3 (predicted)
Electron configuration [Rn]5f146d47s2
Oxidation state +6