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Seaborgium (Sg)

Seaborgium is a chemical element of the periodic table with chemical symbol Sg and atomic number 106 with an atomic weight of 269 u and is classed as transition metal and is part of group 6 (chromium group). Seaborgium is solid at room temperature.
Dubnium Periodic table Bohrium

Seaborgium in the periodic table

SymbolSg
Atomic number106
Group6 (Chromium group)
Period7
Blockd
ClassificationTransition Metal
Appearance-
Color-
Number of protons106 p+
Number of neutrons163 n0
Number of electrons106 e-
From Wikipedia, the free encyclopediaSeaborgium is a synthetic element with symbol Sg and atomic number 106. Its most stable isotope 271Sg has a half-life of 1.9 minutes. A more recently discovered isotope 269Sg has a potentially slightly longer half-life (ca.
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Physical properties

Phase at STPSolid
Density35 g/cm3
Atomic weight269 u

Thermal properties

Melting point-
Boiling point-
Heat of vaporization-

Atomic properties

Electronegativity (Pauling Scale)-
Electron affinity-
Oxidation states0, (+3), (+4), (+5), +6
(parenthesized: prediction)
Ionization energies
  1. 757.4 kJ/mol
  2. 1732.9 kJ/mol
  3. 2483.5 kJ/mol
  4. 3415.6 kJ/mol
  5. 4561.8 kJ/mol
  6. 5715.8 kJ/mol

Electron configuration for seaborgium

Electron configuration
Shorthand configuration		[Rn] 5f14 6d4 7s2
Electron configuration
Full configuration		1s2 2s2 2p6 3s2 3p6 3d10 4s2 4p6 4d10 4f14 5s2 5p6 5d10 5f14 6s2 6p6 6d4 7s2
Electron configuration chart
1s2
2s22p6
3s23p63d10
4s24p64d104f14
5s25p65d105f14
6s26p66d4
7s2
Electrons per shell2, 8, 18, 32, 32, 12, 2
Valence electrons 2
Valency electrons 4,6
Bohr model
SeaborgiumElectron shell for Seaborgium, created by Injosoft ABSg
Figure: Shell diagram of Seaborgium (Sg) atom.
Orbital Diagram
1s
2s2p
3s3p3d
4s4p4d4f
5s5p5d5f
6s6p6d
7s

The history of Seaborgium

DiscoveryLawrence Berkeley National Laboratory (1974)
Periodic table history

Identifiers

List of unique identifiers for Seaborgium in various chemical registry databases
CAS Number54038-81-2
ChemSpider ID-
EC number-
PubChem CID Number56951717