Roentgenium (Rg)

chemical element with atomic number 111

Atomic Number	111
Atomic Weight	281
Nombor jisim	272

Group	11
Period	7
Block	d

proton	111 p⁺
neutron	161 n⁰
Elektron	111 e^-

Sifat Fizikal

Jejari Atom
molar volume
Jejari kovalen	121 pm 116 pm 118 pm
Metallic Radius
ionic radius
Crystal Radius
Jejari van der Waals
ketumpatan	28.7 g/cm³

Sifat Kimia

tenaga

proton affinity
Pertalian elektron
ionization energy
Entalpi pengewapan
entalpi pelakuran
standard enthalpy of formation
Elektron

Petala elektron	2, 8, 18, 32, 32, 17, 2

Elektron valens	1 ⓘ

tatarajah elektron	[Rn] 5f¹⁴ 6d¹⁰ 7s¹ⓘ 1s² 2s² 2p⁶ 3s² 3p⁶ 4s² 3d¹⁰ 4p⁶ 5s² 4d¹⁰ 5p⁶ 6s² 4f¹⁴ 5d¹⁰ 6p⁶ 5f¹⁴ 6d¹⁰ 7s¹

Keadaan pengoksidaan
Keelektronegatifan
Electrophilicity Index
keadaan jirim asas

fasa jirim	Solid
gaseous state of matter
Boiling Point
Melting Point
critical pressure
critical temperature
triple point
rupa
warna	Colorless
rupa
indeks biasan
sifat bahan
Thermal Conductivity
Pengembangan terma
molar heat capacity
Specific Heat Capacity
heat capacity ratio
electrical properties
type
Kekonduksian elektrik
Kerintangan dan kekonduksian elektrik
Kesuperkonduksian
kemagnetan
type
magnetic susceptibility (Mass)
magnetic susceptibility (Molar)
magnetic susceptibility (Volume)
magnetic ordering
Suhu Curie
Néel temperature
struktur
Crystal Structure	()
lattice constant
Lattice Angles
mechanical property
hardness
Modulus pukal
shear modulus
Young's modulus
Nisbah Poisson
Kelajuan bunyi
pengelasan
Category	Transition metals, Transition metals
CAS Group	IB
IUPAC Group	IB
Glawe Number
Mendeleev Number	74
Pettifor Number
Geochemical Class
Goldschmidt classification	synthetic

other

Gas Basicity
polarizability	32 ± 6 a₀
C6 Dispersion Coefficient
allotrope
Neutron cross section
Neutron Mass Absorption
Nombor kuantum	2S1/2
space group	()

Isotopes of Roentgenium

Stable Isotopes	0
Unstable Isotopes	15
Natural Isotopes	0

²⁷²Rg

Nombor jisim	272
nombor neutron	161
Jisim Atom Relatif	272.153273 ± 0.000251 Da
g-factor
natural abundance
Reputan radioaktif	☢️ radioactive element
setengah hayat	4.2 ± 1.1 ms
Spin
nuclear quadrupole moment
tarikh penemuan	1995
parity

decay mode	Keamatan (fizik)
α (α emission)	100%

²⁷³Rg

Nombor jisim	273
nombor neutron	162
Jisim Atom Relatif	273.153393 ± 0.000429 Da
g-factor
natural abundance
Reputan radioaktif	☢️ radioactive element
setengah hayat
Spin
nuclear quadrupole moment
tarikh penemuan
parity

decay mode	Keamatan (fizik)
α (α emission)

²⁷⁴Rg

Nombor jisim	274
nombor neutron	163
Jisim Atom Relatif	274.155247 ± 0.000225 Da
g-factor
natural abundance
Reputan radioaktif	☢️ radioactive element
setengah hayat	20 ± 11 ms
Spin
nuclear quadrupole moment
tarikh penemuan	2004
parity

decay mode	Keamatan (fizik)
α (α emission)	100%

²⁷⁵Rg

Nombor jisim	275
nombor neutron	164
Jisim Atom Relatif	275.156088 ± 0.000479 Da
g-factor
natural abundance
Reputan radioaktif	☢️ radioactive element
setengah hayat
Spin
nuclear quadrupole moment
tarikh penemuan
parity

decay mode	Keamatan (fizik)
α (α emission)

²⁷⁶Rg

Nombor jisim	276
nombor neutron	165
Jisim Atom Relatif	276.158226 ± 0.000675 Da
g-factor
natural abundance
Reputan radioaktif	☢️ radioactive element
setengah hayat
Spin
nuclear quadrupole moment
tarikh penemuan
parity

decay mode	Keamatan (fizik)
α (α emission)
SF (spontaneous fission)

²⁷⁷Rg

Nombor jisim	277
nombor neutron	166
Jisim Atom Relatif	277.159322 ± 0.000504 Da
g-factor
natural abundance
Reputan radioaktif	☢️ radioactive element
setengah hayat
Spin
nuclear quadrupole moment
tarikh penemuan
parity

decay mode	Keamatan (fizik)
α (α emission)
SF (spontaneous fission)

²⁷⁸Rg

Nombor jisim	278
nombor neutron	167
Jisim Atom Relatif	278.16159 ± 0.000417 Da
g-factor
natural abundance
Reputan radioaktif	☢️ radioactive element
setengah hayat	8 ± 5 ms
Spin
nuclear quadrupole moment
tarikh penemuan	2007
parity

decay mode	Keamatan (fizik)
α (α emission)	100%

²⁷⁹Rg

Nombor jisim	279
nombor neutron	168
Jisim Atom Relatif	279.16288 ± 0.000453 Da
g-factor
natural abundance
Reputan radioaktif	☢️ radioactive element
setengah hayat	170 ± 110 ms
Spin
nuclear quadrupole moment
tarikh penemuan	2004
parity

decay mode	Keamatan (fizik)
α (α emission)	100%

²⁸⁰Rg

Nombor jisim	280
nombor neutron	169
Jisim Atom Relatif	280.165204 ± 0.000571 Da
g-factor
natural abundance
Reputan radioaktif	☢️ radioactive element
setengah hayat	4.3 ± 0.5 s
Spin
nuclear quadrupole moment
tarikh penemuan	2004
parity

decay mode	Keamatan (fizik)
α (α emission)	100%

²⁸¹Rg

Nombor jisim	281
nombor neutron	170
Jisim Atom Relatif	281.166757 ± 0.000831 Da
g-factor
natural abundance
Reputan radioaktif	☢️ radioactive element
setengah hayat	19 ± 5 s
Spin
nuclear quadrupole moment
tarikh penemuan	2010
parity

decay mode	Keamatan (fizik)
SF (spontaneous fission)	87%
α (α emission)	13%

²⁸²Rg

Nombor jisim	282
nombor neutron	171
Jisim Atom Relatif	282.169343 ± 0.000631 Da
g-factor
natural abundance
Reputan radioaktif	☢️ radioactive element
setengah hayat	130 ± 50 s
Spin
nuclear quadrupole moment
tarikh penemuan	2010
parity

decay mode	Keamatan (fizik)
α (α emission)	100%

²⁸³Rg

Nombor jisim	283
nombor neutron	172
Jisim Atom Relatif	283.171101 ± 0.000728 Da
g-factor
natural abundance
Reputan radioaktif	☢️ radioactive element
setengah hayat
Spin
nuclear quadrupole moment
tarikh penemuan
parity

decay mode	Keamatan (fizik)
α (α emission)
SF (spontaneous fission)

²⁸⁴Rg

Nombor jisim	284
nombor neutron	173
Jisim Atom Relatif	284.173882 ± 0.000537 Da
g-factor
natural abundance
Reputan radioaktif	☢️ radioactive element
setengah hayat
Spin
nuclear quadrupole moment
tarikh penemuan
parity

decay mode	Keamatan (fizik)
α (α emission)
SF (spontaneous fission)

²⁸⁵Rg

Nombor jisim	285
nombor neutron	174
Jisim Atom Relatif	285.175771 ± 0.000644 Da
g-factor
natural abundance
Reputan radioaktif	☢️ radioactive element
setengah hayat
Spin
nuclear quadrupole moment
tarikh penemuan
parity

decay mode	Keamatan (fizik)
α (α emission)
SF (spontaneous fission)

²⁸⁶Rg

Nombor jisim	286
nombor neutron	175
Jisim Atom Relatif	286.178756 ± 0.000492 Da
g-factor
natural abundance
Reputan radioaktif	☢️ radioactive element
setengah hayat
Spin
nuclear quadrupole moment
tarikh penemuan	2016
parity

decay mode	Keamatan (fizik)
α (α emission)	100%
SF (spontaneous fission)

sejarah

penemu atau pereka	Heavy Ion Research Laboratory (HIRL)
tempat penemuan	Germany
tarikh penemuan	1994
Etimologi	Named in honor of the physicist Wilhelm Roentgen.
sebutan	oon-nun-OON-i-em (Inggeris)

sumber

Abundance
Abundance in Earth's crust
natural abundance (lautan)
natural abundance (Tubuh manusia)	0 %
natural abundance (Meteoroid)	0 %
natural abundance (Matahari)	0 %
Abundance in Universe	0 %

Nuclear Screening Constants

Roentgenium on ChemicalAid

ID Elhuyar ZTH	133475
ID Ensiklopedia Besar Rusia dalam talian	3505864
ID Ensiklopedia Britannica Dalam Talian	science/roentgenium
ID Freebase	/m/025tpyw
ID GND	7635623-1
ID Gran Enciclopèdia Catalana	0282399
ID J9U Perpustakaan Negara Israel	987007595444605171
ID KBpedia	Roentgenium
ID NE.se	röntgenium
ID NE.se	unununium
ID Perbendaharaan Kata Pendidikan Australia	scot/9704
ID Store norske leksikon	røntgenium
ID WordNet 3.1 Synset	14677003-n
ID kewibawaan Perpustakaan Kongres	sh2012003700
Maksud Tertakrif OmegaWiki	350608
Online PWN Encyclopedia ID	4005803
USGS Thesaurus ID	1602
nombor pendaftaran CAS	54386-24-2

Roentgenium (Rg)

Sifat Fizikal

Sifat Kimia

other

Isotopes of Roentgenium

272Rg

273Rg

274Rg

275Rg

276Rg

277Rg

278Rg

279Rg

280Rg

281Rg

282Rg

283Rg

284Rg

285Rg

286Rg

sejarah

sumber

Nuclear Screening Constants

²⁷²Rg

²⁷³Rg

²⁷⁴Rg

²⁷⁵Rg

²⁷⁶Rg

²⁷⁷Rg

²⁷⁸Rg

²⁷⁹Rg

²⁸⁰Rg

²⁸¹Rg

²⁸²Rg

²⁸³Rg

²⁸⁴Rg

²⁸⁵Rg

²⁸⁶Rg