Hassium

Hassium (Hs)

chemical element with the atomic number of 108
Atomic Number108
Atomic Weight269
mass number263
Group8
Period7
Blockd
proton108 p+
neutron155 n0
electron108 e-
Animated Bohr model of Hs (Hassium)

Āhuatanga Ōkiko

Atomic Radius
molar volume
covalent radius
Metallic Radius
ionic radius
Crystal Radius
Van der Waals radius
density

Chemical Property

energy
proton affinity
electron affinity
ionization energy
ionization energy of Hs (Hassium)
enthalpy of vaporization
enthalpy of fusion
standard enthalpy of formation
electron
electron shell2, 8, 18, 32, 32, 14, 2
Bohr model: Hs (Hassium)
valence electron2
Lewis structure: Hs (Hassium)
electron configuration[Rn] 5f14 6d6 7s2
1s2 2s2 2p6 3s2 3p6 4s2 3d10 4p6 5s2 4d10 5p6 6s2 4f14 5d10 6p6 5f14 6d6 7s2
Enhanced Bohr model of Hs (Hassium)
Orbital Diagram of Hs (Hassium)
oxidation number8
electronegativity
Electrophilicity Index
fundamental state of matter
phase of matterSolid
gaseous state of matter
Boiling Point
Melting Point
critical pressure
critical temperature
triple point
appearance
color
Colorless
appearance
refractive index
thermodynamic material property
Thermal Conductivity
thermal expansion
molar heat capacity
Specific Heat Capacity
heat capacity ratio
electrical properties
type
electrical conductivity
electrical resistivity
superconductivity
magnetism
type
magnetic susceptibility (Mass)
magnetic susceptibility (Molar)
magnetic susceptibility (Volume)
magnetic ordering
Curie temperature
Néel temperature
structure
Crystal Structure ()
lattice constant
Lattice Angles
mechanical property
hardness
bulk modulus
shear modulus
Young's modulus
Poisson's ratio
speed of sound
classification
CategoryTransition metals, Transition metals
CAS GroupVIIIA
IUPAC GroupVIII
Glawe Number
Mendeleev Number62
Pettifor Number
Geochemical Class
Goldschmidt classificationsynthetic

other

Gas Basicity
polarizability
C6 Dispersion Coefficient
allotrope
Neutron cross section
Neutron Mass Absorption
quantum number5D4
space group ()

Isotopes of Hassium

Stable Isotopes0
Unstable Isotopes18
Natural Isotopes0

263Hs

mass number263
neutron number155
Relative Atomic Mass
g-factor
natural abundance
radioactivity☢️ radioactive element
half-life
0.9 ± 0.4 ms
spin3/2
nuclear quadrupole moment
time of discovery or invention2009
parity+

decay modeintensity
α (α emission)100%
SF (spontaneous fission)

264Hs

mass number264
neutron number156
Relative Atomic Mass
g-factor
0
natural abundance
radioactivity☢️ radioactive element
half-life
0.7 ± 0.3 s
spin0
nuclear quadrupole moment
0
time of discovery or invention1986
parity+

decay modeintensity
α (α emission)70%
SF (spontaneous fission)30%

265Hs

mass number265
neutron number157
Relative Atomic Mass
g-factor
natural abundance
radioactivity☢️ radioactive element
half-life
1.96 ± 0.16 ms
spin3/2
nuclear quadrupole moment
time of discovery or invention1984
parity+

decay modeintensity
α (α emission)100%
SF (spontaneous fission)

266Hs

mass number266
neutron number158
Relative Atomic Mass
g-factor
0
natural abundance
radioactivity☢️ radioactive element
half-life
3 ± 0.6 ms
spin0
nuclear quadrupole moment
0
time of discovery or invention2001
parity+

decay modeintensity
α (α emission)76%
SF (spontaneous fission)24%

267Hs

mass number267
neutron number159
Relative Atomic Mass
g-factor
natural abundance
radioactivity☢️ radioactive element
half-life
55 ± 11 ms
spin
nuclear quadrupole moment
time of discovery or invention1995
parity

decay modeintensity
α (α emission)80%
SF (spontaneous fission)

268Hs

mass number268
neutron number160
Relative Atomic Mass
g-factor
0
natural abundance
radioactivity☢️ radioactive element
half-life
1.4 ± 1.1 s
spin0
nuclear quadrupole moment
0
time of discovery or invention2010
parity+

decay modeintensity
α (α emission)100%

269Hs

mass number269
neutron number161
Relative Atomic Mass
g-factor
natural abundance
radioactivity☢️ radioactive element
half-life
15 ± 7 s
spin9/2
nuclear quadrupole moment
time of discovery or invention1996
parity+

decay modeintensity
α (α emission)100%

270Hs

mass number270
neutron number162
Relative Atomic Mass
g-factor
0
natural abundance
radioactivity☢️ radioactive element
half-life
9 ± 4 s
spin0
nuclear quadrupole moment
0
time of discovery or invention2003
parity+

decay modeintensity
α (α emission)100%
SF (spontaneous fission)

271Hs

mass number271
neutron number163
Relative Atomic Mass
g-factor
natural abundance
radioactivity☢️ radioactive element
half-life
spin
nuclear quadrupole moment
time of discovery or invention2008
parity

decay modeintensity
α (α emission)
SF (spontaneous fission)

272Hs

mass number272
neutron number164
Relative Atomic Mass
g-factor
0
natural abundance
radioactivity☢️ radioactive element
half-life
spin0
nuclear quadrupole moment
0
time of discovery or invention
parity+

decay modeintensity
α (α emission)
SF (spontaneous fission)

273Hs

mass number273
neutron number165
Relative Atomic Mass
g-factor
natural abundance
radioactivity☢️ radioactive element
half-life
1,060 ± 500 ms
spin
nuclear quadrupole moment
time of discovery or invention2010
parity

decay modeintensity
α (α emission)100%
SF (spontaneous fission)

274Hs

mass number274
neutron number166
Relative Atomic Mass
g-factor
0
natural abundance
radioactivity☢️ radioactive element
half-life
spin0
nuclear quadrupole moment
0
time of discovery or invention
parity+

decay modeintensity
α (α emission)
SF (spontaneous fission)

275Hs

mass number275
neutron number167
Relative Atomic Mass
g-factor
natural abundance
radioactivity☢️ radioactive element
half-life
280 ± 130 ms
spin
nuclear quadrupole moment
time of discovery or invention2004
parity

decay modeintensity
α (α emission)100%

276Hs

mass number276
neutron number168
Relative Atomic Mass
g-factor
0
natural abundance
radioactivity☢️ radioactive element
half-life
spin0
nuclear quadrupole moment
0
time of discovery or invention
parity+

decay modeintensity
α (α emission)
SF (spontaneous fission)

277Hs

mass number277
neutron number169
Relative Atomic Mass
g-factor
natural abundance
radioactivity☢️ radioactive element
half-life
12 ± 9 ms
spin
nuclear quadrupole moment
time of discovery or invention2010
parity

decay modeintensity
SF (spontaneous fission)100%
α (α emission)

278Hs

mass number278
neutron number170
Relative Atomic Mass
g-factor
0
natural abundance
radioactivity☢️ radioactive element
half-life
spin0
nuclear quadrupole moment
0
time of discovery or invention2016
parity+

decay modeintensity
SF (spontaneous fission)100%
α (α emission)

279Hs

mass number279
neutron number171
Relative Atomic Mass
g-factor
natural abundance
radioactivity☢️ radioactive element
half-life
spin
nuclear quadrupole moment
time of discovery or invention
parity

decay modeintensity
α (α emission)
SF (spontaneous fission)

280Hs

mass number280
neutron number172
Relative Atomic Mass
g-factor
0
natural abundance
radioactivity☢️ radioactive element
half-life
spin0
nuclear quadrupole moment
0
time of discovery or invention
parity+

decay modeintensity
α (α emission)
SF (spontaneous fission)
Electron shell 108 Hassium

kōrero nehe

discoverer or inventorHeavy Ion Research Laboratory (HIRL)
location of discoveryGermany
time of discovery or invention1984
etymologyNamed in honor of Henri Hess, Swiss born Russian chemist known for work in thermodydamics.
pronunciationHES-i-em (Ingarihi)

source

Abundance
Abundance in Earth's crust
natural abundance (Moana nui)
natural abundance (human body)
0 %
natural abundance (meteoroid)
0 %
natural abundance (Te Rā)
0 %
Abundance in Universe
0 %

Nuclear Screening Constants