Oganesson

Oganesson (Og)

element with the atomic number of 118
Atomic Number118
Atomic Weight294
mass number293
Group18
Period7
Blockp
پروتون118 p+
neutron175 n0
ئېلېكترون118 e-
Animated بورمودىلى of Og (Oganesson)

Physical Property

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

Chemical Property

ئېنېرگىيە
proton affinity
electron affinity
ionization energy
enthalpy of vaporization
enthalpy of fusion
standard enthalpy of formation
ئېلېكترون
ئېلېكترون قەۋەت2, 8, 18, 32, 32, 18, 8
بورمودىلى: Og (Oganesson)
valence electron8
Lewis structure: Og (Oganesson)
electron configuration[Rn] 5f14 6d10 7s2 7p6
1s2 2s2 2p6 3s2 3p6 4s2 3d10 4p6 5s2 4d10 5p6 6s2 4f14 5d10 6p6 5f14 6d10 7s2 7p6
Enhanced بورمودىلى of Og (Oganesson)
Orbital Diagram of Og (Oganesson)
oxidation number
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
CategoryNoble gases, Noble gases
CAS GroupVIII
IUPAC GroupVIIIA
Glawe Number
Mendeleev Number118
Pettifor Number
Geochemical Class
Goldschmidt classificationsynthetic

other

Gas Basicity
polarizability
58 ± 6 a₀
C6 Dispersion Coefficient
allotrope
Neutron cross section
Neutron Mass Absorption
quantum number1S0
space group ()

Isotopes of Oganesson

Stable Isotopes0
Unstable Isotopes3
Natural Isotopes0

293Og

mass number293
neutron number175
relative atomic mass
293.213423 ± 0.000761 Da
g-factor
natural abundance
radioactivity☢️ radioactive element
half-life
spin
nuclear quadrupole moment
time of discovery or invention2010
parity

decay modeintensity
α (α emission)

294Og

mass number294
neutron number176
relative atomic mass
294.213979 ± 0.000594 Da
g-factor
0
natural abundance
radioactivity☢️ radioactive element
half-life
0.7 ± 0.3 ms
spin0
nuclear quadrupole moment
0
time of discovery or invention2004
parity+

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

295Og

mass number295
neutron number177
relative atomic mass
295.216178 ± 0.000703 Da
g-factor
natural abundance
radioactivity☢️ radioactive element
half-life
680 ± 540 ms
spin
nuclear quadrupole moment
time of discovery or invention2006
parity

decay modeintensity
α (α emission)100%
Electron shell 118 Oganesson
Radial density-energy level graphic for the valence orbital of oganesson
Yuri Oganessian 2017 stamp of Armenia

تارىخ

discoverer or inventorJoint Institute for Nuclear Research
location of discoveryRussia
time of discovery or invention2002
etymologyNamed in honor of the scientist Yuri Oganessian.
pronunciation

source

Abundance
Abundance in Earth's crust
natural abundance (ئوكيانىيە)
natural abundance (human body)
0 %
natural abundance (meteoroid)
0 %
natural abundance (قۇياش)
0 %
Abundance in Universe
0 %

Nuclear Screening Constants