Roentgeniyûm

Roentgeniyûm (Rg)

chemical element with atomic number 111
Atomic Number111
Atomic Weight281
Hejmara baristeyî272
Group11
Period7
Blockd
Proton111 p+
Notron161 n0
Kareva111 e-
Animated Bohr model of Rg (Roentgeniyûm)

Physical Property

Atomic Radius
molar volume
Covalent Radius
121 pm
Metallic Radius
ionic radius
Crystal Radius
Van der Waals radius
density
28,7 g/cm³

Chemical Property

wize
proton affinity
electron affinity
ionization energy
enthalpy of vaporization
enthalpy of fusion
standard enthalpy of formation
Kareva
electron shell2, 8, 18, 32, 32, 17, 2
Bohr model: Rg (Roentgeniyûm)
valence electron1
Lewis structure: Rg (Roentgeniyûm)
electron configuration[Rn] 5f14 6d10 7s1
1s2 2s2 2p6 3s2 3p6 4s2 3d10 4p6 5s2 4d10 5p6 6s2 4f14 5d10 6p6 5f14 6d10 7s1
Enhanced Bohr model of Rg (Roentgeniyûm)
Orbital Diagram of Rg (Roentgeniyûm)
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
Germahiya Curie
Néel temperature
pêkhate
Crystal Structure ()
lattice constant
Lattice Angles
mechanical property
hardness
bulk modulus
shear modulus
Young's modulus
Poisson's ratio
Leza dengê
classification
CategoryTransition metals, Transition metals
CAS GroupIB
IUPAC GroupIB
Glawe Number
Mendeleev Number74
Pettifor Number
Geochemical Class
Goldschmidt classificationsynthetic

other

Gas Basicity
polarizability
32 ± 6 a₀
C6 Dispersion Coefficient
allotrope
Neutron cross section
Neutron Mass Absorption
quantum number2S1/2
space group ()

Isotopes of Roentgenium

Stable Isotopes0
Unstable Isotopes15
Natural Isotopes0

272Rg

Hejmara baristeyî272
neutron number161
Giraniya atomê
272,153273 ± 0,000251 Da
g-factor
natural abundance
radioactivity☢️ radioactive element
half-life
4,2 ± 1,1 ms
spin
nuclear quadrupole moment
dema îcadkirinê yan keşfê1995
parity

decay modeintensity
α (α emission)100%

273Rg

Hejmara baristeyî273
neutron number162
Giraniya atomê
273,153393 ± 0,000429 Da
g-factor
natural abundance
radioactivity☢️ radioactive element
half-life
spin
nuclear quadrupole moment
dema îcadkirinê yan keşfê
parity

decay modeintensity
α (α emission)

274Rg

Hejmara baristeyî274
neutron number163
Giraniya atomê
274,155247 ± 0,000225 Da
g-factor
natural abundance
radioactivity☢️ radioactive element
half-life
20 ± 11 ms
spin
nuclear quadrupole moment
dema îcadkirinê yan keşfê2004
parity

decay modeintensity
α (α emission)100%

275Rg

Hejmara baristeyî275
neutron number164
Giraniya atomê
275,156088 ± 0,000479 Da
g-factor
natural abundance
radioactivity☢️ radioactive element
half-life
spin
nuclear quadrupole moment
dema îcadkirinê yan keşfê
parity

decay modeintensity
α (α emission)

276Rg

Hejmara baristeyî276
neutron number165
Giraniya atomê
276,158226 ± 0,000675 Da
g-factor
natural abundance
radioactivity☢️ radioactive element
half-life
spin
nuclear quadrupole moment
dema îcadkirinê yan keşfê
parity

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

277Rg

Hejmara baristeyî277
neutron number166
Giraniya atomê
277,159322 ± 0,000504 Da
g-factor
natural abundance
radioactivity☢️ radioactive element
half-life
spin
nuclear quadrupole moment
dema îcadkirinê yan keşfê
parity

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

278Rg

Hejmara baristeyî278
neutron number167
Giraniya atomê
278,16159 ± 0,000417 Da
g-factor
natural abundance
radioactivity☢️ radioactive element
half-life
8 ± 5 ms
spin
nuclear quadrupole moment
dema îcadkirinê yan keşfê2007
parity

decay modeintensity
α (α emission)100%

279Rg

Hejmara baristeyî279
neutron number168
Giraniya atomê
279,16288 ± 0,000453 Da
g-factor
natural abundance
radioactivity☢️ radioactive element
half-life
170 ± 110 ms
spin
nuclear quadrupole moment
dema îcadkirinê yan keşfê2004
parity

decay modeintensity
α (α emission)100%

280Rg

Hejmara baristeyî280
neutron number169
Giraniya atomê
280,165204 ± 0,000571 Da
g-factor
natural abundance
radioactivity☢️ radioactive element
half-life
4,3 ± 0,5 s
spin
nuclear quadrupole moment
dema îcadkirinê yan keşfê2004
parity

decay modeintensity
α (α emission)100%

281Rg

Hejmara baristeyî281
neutron number170
Giraniya atomê
281,166757 ± 0,000831 Da
g-factor
natural abundance
radioactivity☢️ radioactive element
half-life
19 ± 5 s
spin
nuclear quadrupole moment
dema îcadkirinê yan keşfê2010
parity

decay modeintensity
SF (spontaneous fission)87%
α (α emission)13%

282Rg

Hejmara baristeyî282
neutron number171
Giraniya atomê
282,169343 ± 0,000631 Da
g-factor
natural abundance
radioactivity☢️ radioactive element
half-life
130 ± 50 s
spin
nuclear quadrupole moment
dema îcadkirinê yan keşfê2010
parity

decay modeintensity
α (α emission)100%

283Rg

Hejmara baristeyî283
neutron number172
Giraniya atomê
283,171101 ± 0,000728 Da
g-factor
natural abundance
radioactivity☢️ radioactive element
half-life
spin
nuclear quadrupole moment
dema îcadkirinê yan keşfê
parity

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

284Rg

Hejmara baristeyî284
neutron number173
Giraniya atomê
284,173882 ± 0,000537 Da
g-factor
natural abundance
radioactivity☢️ radioactive element
half-life
spin
nuclear quadrupole moment
dema îcadkirinê yan keşfê
parity

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

285Rg

Hejmara baristeyî285
neutron number174
Giraniya atomê
285,175771 ± 0,000644 Da
g-factor
natural abundance
radioactivity☢️ radioactive element
half-life
spin
nuclear quadrupole moment
dema îcadkirinê yan keşfê
parity

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

286Rg

Hejmara baristeyî286
neutron number175
Giraniya atomê
286,178756 ± 0,000492 Da
g-factor
natural abundance
radioactivity☢️ radioactive element
half-life
spin
nuclear quadrupole moment
dema îcadkirinê yan keşfê2016
parity

decay modeintensity
α (α emission)100%
SF (spontaneous fission)
Electron shell 111 Roentgenium

dîrok

kaşîf an îcadkerHeavy Ion Research Laboratory (HIRL)
location of discoveryGermany
dema îcadkirinê yan keşfê1994
BêjenasîNamed in honor of the physicist Wilhelm Roentgen.
pronunciationoon-nun-OON-i-em (îngilîzî)

source

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

Nuclear Screening Constants