Seaborgium
Seaborgium General
Name:Seaborgium | Symbol:Sg |
Type:Transition Metal | Atomic weight:263 |
Density @ 293 K:g/cm3 | Atomic volume:cm3/mol |
Discovered:
Seaborgium was first synthesized in 1974 at the Lawrence-Berkeley Laboratory, USA led by scientist Albert Ghiorso and at the Joint Institute for Nuclear Research at Dubna, Russia. The element was named after Nobel prize winner Glenn Theodore Seaborg, an American nuclear chemist. |
Seaborgium States
State (s, l, g):solid | |
Melting point:K ( °C) | Boiling point:K ( °C) |
Seaborgium Energies
Specific heat capacity:J g-1 K-1 | Heat of atomization:kJ mol-1 |
Heat of fusion:kJ mol-1 | Heat of vaporization :kJ mol-1 |
1st ionization energy:kJ mol-1 | 2nd ionization energy:kJ mol-1 |
3rd ionization energy:kJ mol-1 | Electron affinity:kJ mol-1 |
Seaborgium Oxidation & Electrons
Shells:2,8,18,32,32,12,2 | Electron configuration: [Rn] 5f14 6d4 7s2 |
Minimum oxidation number: | Maximum oxidation number: |
Min. common oxidation no.: | Max. common oxidation no.: |
Electronegativity (Pauling Scale): | Polarizability volume:Å3 |
Seaborgium Appearance & Characteristics
Structure: | Color: |
Hardness:mohs | |
Harmful effects:
Seaborgium is harmful due to its radioactivity. |
|
Characteristics:
Seaborgium is a radioactive synthetic metal and has only been produced in tiny amounts. Uses: Seaborgium is of research interest only. |
Seaborgium Reactions
Reaction with air: | Reaction with 6 M HCl: |
Reaction with 15 M HNO3: | Reaction with 6 M NaOH: |
Seaborgium Compounds
Oxide(s): | Chloride(s): |
Hydride(s): |
Seaborgium Radius
Atomic radius:pm | Ionic radius (1+ ion):pm |
Ionic radius (2+ ion):pm | Ionic radius (3+ ion):pm |
Ionic radius (2- ion):pm | Ionic radius (1- ion):pm |
Seaborgium Conductivity
Thermal conductivity:W m-1 K-1 | Electrical conductivity:x 106 S cm-1 |
Seaborgium Abundance & Isotopes
Abundance earth's crust:nil | |
Abundance solar system:parts per billion by weight, part per billion by moles | |
Cost, pure:$ per 100g | |
Cost, bulk:$ per 100g | |
Source:
Seaborgium is a synthetic, radioactive metal, created by nuclear bombardment. It has only been produced in tiny amounts. The metal is made by bombarding californium-249 with heavy oxygen ions. |
|
Isotopes:
Seaborgium has 7 isotopes whose half-lives are known, with mass numbers from 258 to 266. None are stable. The most stable isotope is 266Sg, with a half-life of 21 seconds. |
Seaborgium Other
Other:
|
Prev: Dubnium Next: Bohrium |