Introduction
Group: 16 or VI A
Atomic Weight: 292
Period: 7
CAS Number: 54100-71-9
Classification
No Stable Isotopes
Solid
Liquid
Gas
Solid (Predicted)
Description • Uses/Function
1
Physical Properties
Density: g/cm3
Electron Configuration: [Rn] 7s2 5f14 6d10 7p4
n = 7
* - at 1 atm
Electron Configuration
Block: p
Highest Occupied Energy Level: 7
Valence Electrons: 6
Quantum Numbers:
ℓ = 1
mℓ = -1
ms = -½
Bonding
Isotopes
Nuclide
Mass 2
Half-Life 2
Nuclear Spin 2
Binding Energy
289Lv
289.19886(117)#
10# ms
5/2+#
2,064.87 MeV
290Lv
290.19859(91)#
15(+26-6) ms
0+
2,072.94 MeV
291Lv
291.20001(91)#
6.3(+116-25) ms
2,071.70 MeV
292Lv
292.19979(92)#
18.0(+16-6) ms
0+
2,089.09 MeV
293Lv
61(+57-20) ms
Values marked # are not purely derived from experimental data, but at least partly from systematic trends. Spins with weak assignment arguments are enclosed in parentheses. 2
Abundance
Safety Information
Material Safety Data Sheet - ACI Alloys, Inc.
For More Information
External Links:
American Elements
Chemical & Engineering News
Chemical Elements
ChemGlobe
Chemicool
Environmental Chemistry
Sources
(1) - Lide, David R. CRC Handbook of Chemistry and Physics, 83rd ed.; CRC Press: Boca Raton, FL, 2002; p .
(2) - Lide, David R. CRC Handbook of Chemistry and Physics, 83rd ed.; CRC Press: Boca Raton, FL, 2002; pp 6:123-6:137.
(3) - Lide, David R. CRC Handbook of Chemistry and Physics, 83rd ed.; CRC Press: Boca Raton, FL, 2002; pp 6:107-6:122.
(4) - Atomic Mass Data Center. http://amdc.in2p3.fr/web/nubase_en.html (accessed July 14, 2009).