HHomeBackground Color:He
LiBeHassium Main PageBlack White GrayBCNOFNe
NaMgHassium Pictures PageAlSiPSClAr
KCaHassium Isotope DataScTiVCrMnFeCoNiCuZnGaGeAsSeBrKr
RbSrYZrNbMoTcRuRhPdAgCdInSnSbTeIXe
CsBaLaCePrNdPmSmEuGdTbDyHoErTmYbLuHfTaWReOsIrPtAuHgTlPbBiPoAtRn
FrRaAcThPaUNpPuAmCmBkCfEsFmMdNoLrRfDbSgBhHsMtDsRgCnNhFlMcLvTsOg

Technical data for Hassium

Click any property name to see plots of that property for all the elements.

Overview
NameHassium
SymbolHs
Atomic Number108
Atomic Weight270[note]
DensityN/A
Melting PointN/A
Boiling PointN/A

Thermal properties
PhaseN/A
Melting PointN/A
Boiling PointN/A
Absolute Melting PointN/A
Absolute Boiling PointN/A
Critical PressureN/A
Critical TemperatureN/A
Heat of FusionN/A
Heat of VaporizationN/A
Specific HeatN/A
Adiabatic IndexN/A
Neel PointN/A
Thermal ConductivityN/A
Thermal ExpansionN/A

Bulk physical properties
DensityN/A
Density (Liquid)N/A
Molar VolumeN/A
Brinell HardnessN/A
Mohs HardnessN/A
Vickers HardnessN/A
Bulk ModulusN/A
Shear ModulusN/A
Young ModulusN/A
Poisson RatioN/A
Refractive IndexN/A
Speed of SoundN/A
Thermal ConductivityN/A
Thermal ExpansionN/A

Reactivity
ValenceN/A
ElectronegativityN/A
ElectronAffinityN/A
Ionization EnergiesN/A

Health and Safety
DOT Hazard ClassN/A
DOT NumbersN/A
RTECS NumberN/A
NFPA LabelN/A

Classifications
Alternate NamesNone
Names of AllotropesNone
Blockd
Group8
Period7
SeriesTransition Metal
Electron Configuration[Rn]7s25f146d6[note]
ColorN/A
Discovery
1984 in Germany
Gas phaseN/A
CAS NumberCAS54037-57-9
CID NumberN/A
RTECS NumberN/A

Electrical properties
Electrical TypeN/A
Electrical ConductivityN/A
ResistivityN/A
Superconducting PointN/A

Magnetic properties
Magnetic TypeN/A
Curie PointN/A
Mass Magnetic SusceptibilityN/A
Molar Magnetic SusceptibilityN/A
Volume Magnetic SusceptibilityN/A

Abundances
% in UniverseN/A
% in Sun0%
% in Meteorites0%
% in Earth's Crust0%
% in Oceans0%
% in Humans0%

Atomic dimensions and structure
Atomic RadiusN/A
Covalent RadiusN/A
Van der Waals RadiusN/A
Crystal StructureN/A
Lattice AnglesN/A
Lattice ConstantsN/A
Space Group NameN/A
Space Group NumberN/A

Nuclear Properties
Half-Life1.111111111111 h
Lifetime1.388888888889 h
Decay ModeAlphaEmission
Quantum Numbers5D4[note]
Neutron Cross SectionN/A
Neutron Mass AbsorptionN/A
Known Isotopes
263Hs, 264Hs, 265Hs, 266Hs, 267Hs, 268Hs, 269Hs, 270Hs, 271Hs, 272Hs, 273Hs, 274Hs, 275Hs, 276Hs, 277Hs
Stable Isotopes
None
Isotopic Abundances


Notes on the properties of Hassium:

Atomic Mass: Atomic mass number given for longest lived isotope.

Electron Configuration: Value is a guess based on periodic table trend.

Quantum Numbers: Value is a guess based on periodic table trend.

Up to date, curated data provided by
Mathematica's ElementData function from Wolfram Research, Inc.

The Elements book Mad Science book Periodic Table Poster  Click here to buy a book, photographic periodic table poster, card deck, or 3D print based on the images you see here!