Atomic Number | 108 |
---|---|
Atomic Weight | 269 |
mass number | 263 |
Group | 8 |
---|---|
Period | 7 |
Block | d |
proton | 108 p+ |
---|---|
neutron | 155 n0 |
electron | 108 e- |
Atomic Radius | |
---|---|
molar volume | |
covalent radius | |
Metallic Radius | |
ionic radius | |
Crystal Radius | |
Van der Waals radius | |
density |
energy | |
---|---|
proton affinity | |
electron affinity | |
ionization energy | |
enthalpy of vaporization | |
enthalpy of fusion | |
standard enthalpy of formation | |
electron | |
electron shell | 2, 8, 18, 32, 32, 14, 2 |
valence electron | 2 ⓘ |
electron configuration | [Rn] 5f14 6d6 7s2ⓘ 1s2 2s2 2p6 3s2 3p6 4s2 3d10 4p6 5s2 4d10 5p6 6s2 4f14 5d10 6p6 5f14 6d6 7s2 |
oxidation number | 8 |
electronegativity | |
Electrophilicity Index | |
fundamental state of matter | |
phase of matter | Solid |
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 | |
Category | Transition metals, Transition metals |
CAS Group | VIIIA |
IUPAC Group | VIII |
Glawe Number | |
Mendeleev Number | 62 |
Pettifor Number | |
Geochemical Class | |
Goldschmidt classification | synthetic |
Gas Basicity | |
---|---|
polarizability | |
C6 Dispersion Coefficient | |
allotrope | |
Neutron cross section | |
Neutron Mass Absorption | |
quantum number | 5D4 |
space group | () |
Stable Isotopes | 0 |
---|---|
Unstable Isotopes | 18 |
Natural Isotopes | 0 |
mass number | 263 |
---|---|
neutron number | 155 |
Relative Atomic Mass | |
g-factor | |
natural abundance | |
radioactivity | ☢️ radioactive element |
half-life | 0.9 ± 0.4 ms
|
spin | 3/2 |
nuclear quadrupole moment | |
time of discovery or invention | 2009 |
parity | + |
decay mode | intensity |
---|---|
α (α emission) | 100% |
SF (spontaneous fission) |
mass number | 264 |
---|---|
neutron number | 156 |
Relative Atomic Mass | |
g-factor | 0
|
natural abundance | |
radioactivity | ☢️ radioactive element |
half-life | 0.7 ± 0.3 s
|
spin | 0 |
nuclear quadrupole moment | 0
|
time of discovery or invention | 1986 |
parity | + |
decay mode | intensity |
---|---|
α (α emission) | 70% |
SF (spontaneous fission) | 30% |
mass number | 265 |
---|---|
neutron number | 157 |
Relative Atomic Mass | |
g-factor | |
natural abundance | |
radioactivity | ☢️ radioactive element |
half-life | 1.96 ± 0.16 ms
|
spin | 3/2 |
nuclear quadrupole moment | |
time of discovery or invention | 1984 |
parity | + |
decay mode | intensity |
---|---|
α (α emission) | 100% |
SF (spontaneous fission) |
mass number | 266 |
---|---|
neutron number | 158 |
Relative Atomic Mass | |
g-factor | 0
|
natural abundance | |
radioactivity | ☢️ radioactive element |
half-life | 3 ± 0.6 ms
|
spin | 0 |
nuclear quadrupole moment | 0
|
time of discovery or invention | 2001 |
parity | + |
decay mode | intensity |
---|---|
α (α emission) | 76% |
SF (spontaneous fission) | 24% |
mass number | 267 |
---|---|
neutron number | 159 |
Relative Atomic Mass | |
g-factor | |
natural abundance | |
radioactivity | ☢️ radioactive element |
half-life | 55 ± 11 ms
|
spin | |
nuclear quadrupole moment | |
time of discovery or invention | 1995 |
parity |
decay mode | intensity |
---|---|
α (α emission) | 80% |
SF (spontaneous fission) |
mass number | 268 |
---|---|
neutron number | 160 |
Relative Atomic Mass | |
g-factor | 0
|
natural abundance | |
radioactivity | ☢️ radioactive element |
half-life | 1.4 ± 1.1 s
|
spin | 0 |
nuclear quadrupole moment | 0
|
time of discovery or invention | 2010 |
parity | + |
decay mode | intensity |
---|---|
α (α emission) | 100% |
mass number | 269 |
---|---|
neutron number | 161 |
Relative Atomic Mass | |
g-factor | |
natural abundance | |
radioactivity | ☢️ radioactive element |
half-life | 15 ± 7 s
|
spin | 9/2 |
nuclear quadrupole moment | |
time of discovery or invention | 1996 |
parity | + |
decay mode | intensity |
---|---|
α (α emission) | 100% |
mass number | 270 |
---|---|
neutron number | 162 |
Relative Atomic Mass | |
g-factor | 0
|
natural abundance | |
radioactivity | ☢️ radioactive element |
half-life | 9 ± 4 s
|
spin | 0 |
nuclear quadrupole moment | 0
|
time of discovery or invention | 2003 |
parity | + |
decay mode | intensity |
---|---|
α (α emission) | 100% |
SF (spontaneous fission) |
mass number | 271 |
---|---|
neutron number | 163 |
Relative Atomic Mass | |
g-factor | |
natural abundance | |
radioactivity | ☢️ radioactive element |
half-life | |
spin | |
nuclear quadrupole moment | |
time of discovery or invention | 2008 |
parity |
decay mode | intensity |
---|---|
α (α emission) | |
SF (spontaneous fission) |
mass number | 272 |
---|---|
neutron number | 164 |
Relative Atomic Mass | |
g-factor | 0
|
natural abundance | |
radioactivity | ☢️ radioactive element |
half-life | |
spin | 0 |
nuclear quadrupole moment | 0
|
time of discovery or invention | |
parity | + |
decay mode | intensity |
---|---|
α (α emission) | |
SF (spontaneous fission) |
mass number | 273 |
---|---|
neutron number | 165 |
Relative Atomic Mass | |
g-factor | |
natural abundance | |
radioactivity | ☢️ radioactive element |
half-life | 1,060 ± 500 ms
|
spin | |
nuclear quadrupole moment | |
time of discovery or invention | 2010 |
parity |
decay mode | intensity |
---|---|
α (α emission) | 100% |
SF (spontaneous fission) |
mass number | 274 |
---|---|
neutron number | 166 |
Relative Atomic Mass | |
g-factor | 0
|
natural abundance | |
radioactivity | ☢️ radioactive element |
half-life | |
spin | 0 |
nuclear quadrupole moment | 0
|
time of discovery or invention | |
parity | + |
decay mode | intensity |
---|---|
α (α emission) | |
SF (spontaneous fission) |
mass number | 275 |
---|---|
neutron number | 167 |
Relative Atomic Mass | |
g-factor | |
natural abundance | |
radioactivity | ☢️ radioactive element |
half-life | 280 ± 130 ms
|
spin | |
nuclear quadrupole moment | |
time of discovery or invention | 2004 |
parity |
decay mode | intensity |
---|---|
α (α emission) | 100% |
mass number | 276 |
---|---|
neutron number | 168 |
Relative Atomic Mass | |
g-factor | 0
|
natural abundance | |
radioactivity | ☢️ radioactive element |
half-life | |
spin | 0 |
nuclear quadrupole moment | 0
|
time of discovery or invention | |
parity | + |
decay mode | intensity |
---|---|
α (α emission) | |
SF (spontaneous fission) |
mass number | 277 |
---|---|
neutron number | 169 |
Relative Atomic Mass | |
g-factor | |
natural abundance | |
radioactivity | ☢️ radioactive element |
half-life | 12 ± 9 ms
|
spin | |
nuclear quadrupole moment | |
time of discovery or invention | 2010 |
parity |
decay mode | intensity |
---|---|
SF (spontaneous fission) | 100% |
α (α emission) |
mass number | 278 |
---|---|
neutron number | 170 |
Relative Atomic Mass | |
g-factor | 0
|
natural abundance | |
radioactivity | ☢️ radioactive element |
half-life | |
spin | 0 |
nuclear quadrupole moment | 0
|
time of discovery or invention | 2016 |
parity | + |
decay mode | intensity |
---|---|
SF (spontaneous fission) | 100% |
α (α emission) |
mass number | 279 |
---|---|
neutron number | 171 |
Relative Atomic Mass | |
g-factor | |
natural abundance | |
radioactivity | ☢️ radioactive element |
half-life | |
spin | |
nuclear quadrupole moment | |
time of discovery or invention | |
parity |
decay mode | intensity |
---|---|
α (α emission) | |
SF (spontaneous fission) |
mass number | 280 |
---|---|
neutron number | 172 |
Relative Atomic Mass | |
g-factor | 0
|
natural abundance | |
radioactivity | ☢️ radioactive element |
half-life | |
spin | 0 |
nuclear quadrupole moment | 0
|
time of discovery or invention | |
parity | + |
decay mode | intensity |
---|---|
α (α emission) | |
SF (spontaneous fission) |
discoverer or inventor | Heavy Ion Research Laboratory (HIRL) |
---|---|
location of discovery | Germany |
time of discovery or invention | 1984 |
etymology | Named in honor of Henri Hess, Swiss born Russian chemist known for work in thermodydamics. |
pronunciation | HES-i-em (Ingarihi) |
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 %
|