Uran (U)

grundstof med atomnummer 92

Atomnummer	92
Atommasse	238.02891
mass number	238

Gruppe
Periode	7
Blok	f

proton	92 p⁺
neutron	146 n⁰
elektron	92 e^-

Fysisk Egenskab

Atomradius	175 pm 283 pm
molar volume	12,5 cm³/mol
Kovalent Radius	170 pm 134 pm 118 pm 196 pm
Metallic Radius
Ionisk radius	102,5 pm 89 pm 95 pm 100 pm 105 pm 117 pm 76 pm 84 pm 45 pm 52 pm 73 pm 81 pm 86 pm 118,9 pm
Crystal Radius	116,5 pm 103 pm 109 pm 114 pm 119 pm 131 pm 90 pm 98 pm 59 pm 66 pm 87 pm 95 pm 100 pm 132,9 pm
Van der Waals-radius	230 pm 241 pm 252 pm 339,5 pm
massefylde	19,1 g/cm³ 17.300 kg/m³

Kemisk Egenskab

energi

proton affinity	995,2 kJ/mol
electron affinity
ioniseringsenergi	6,19405 eV/particle 11,59 eV/particle 19,8 eV/particle 36,7 eV/particle 46 eV/particle 60 eV/particle 89 eV/particle 101 eV/particle 116 eV/particle 129 eV/particle 158 eV/particle 173 eV/particle 210 eV/particle 227 eV/particle 323 eV/particle 348 eV/particle 375 eV/particle 402 eV/particle 431 eV/particle 458 eV/particle 497 eV/particle 525 eV/particle 557 eV/particle 585 eV/particle 730 eV/particle 770 eV/particle 800 eV/particle 840 eV/particle 930 eV/particle 970 eV/particle 1.070 eV/particle 1.110 eV/particle 1.210 eV/particle 1.290 eV/particle 1.360 eV/particle 1.440 eV/particle 1.520 eV/particle 1.590 eV/particle 1.670 eV/particle 1.750 eV/particle 1.830 eV/particle 1.910 eV/particle 1.990 eV/particle 2.070 eV/particle 2.140 eV/particle 2.220 eV/particle 2.578 eV/particle 2.646 eV/particle 2.718 eV/particle 2.794 eV/particle 2.867 eV/particle 2.938 eV/particle 3.073 eV/particle 3.147 eV/particle 3.228 eV/particle 3.301 eV/particle 3.602 eV/particle 3.675 eV/particle 3.753 eV/particle 3.827 eV/particle 4.214 eV/particle 4.299 eV/particle 4.510 eV/particle 4.598 eV/particle 7.393 eV/particle 7.550 eV/particle 7.730 eV/particle 7.910 eV/particle 8.090 eV/particle 8.260 eV/particle 8.650 eV/particle 8.830 eV/particle 9.030 eV/particle 9.210 eV/particle 9.720 eV/particle 9.870 eV/particle 10.040 eV/particle 10.200 eV/particle 11.410 eV/particle 11.600 eV/particle 11.990 eV/particle 12.160 eV/particle 25.260 eV/particle 25.680 eV/particle 26.150 eV/particle 26.590 eV/particle 31.060 eV/particle 31.640 eV/particle 32.400 eV/particle 32.836,5 eV/particle 129.570,3 eV/particle 131.821 eV/particle

Fordampningsvarme	417 kJ/mol
smeltevarme	12,6 kJ/mol
standard enthalpy of formation	533 kJ/mol
elektron

Elektronskal	2, 8, 18, 32, 21, 9, 2

Valenselektron	2 ⓘ

electron configuration	[Rn] 5f³ 6d¹ 7s²ⓘ 1s² 2s² 2p⁶ 3s² 3p⁶ 4s² 3d¹⁰ 4p⁶ 5s² 4d¹⁰ 5p⁶ 6s² 4f¹⁴ 5d¹⁰ 6p⁶ 5f³ 6d¹ 7s²

Oxidationstrin	-1, 1, 2, 3, 4, 5, 6
Elektronegativitet	0.13207 1.7
Electrophilicity Index
fundamental state of matter

stoffase	Fast stof
gaseous state of matter
Kogepunkt	4.404,15 K
Smeltepunkt	1.408,15 K
critical pressure
critical temperature
trippelpunkt
appearance
farve	Silver #ff1493 #008fff #008fff
appearance
Brydningsindeks
materialeegenskab
Varmeledningsevne	27,5 W/(m K)
Termisk ekspansion	0,0000139 1/K
molar heat capacity	27,665 J/(mol K)
Varmefylde	0,116 J/(g⋅K)
Adiabateksponenten
electrical properties
type	Conductor
specifik ledningsevne	3,6 MS/m
Elektrisk resistivitet	0,00000028 Ω*m
superledning	0,69 K
Magnetisme
type	paramagnetic
magnetic susceptibility (Mass)	0,0000000216 m³/Kg
magnetic susceptibility (Molar)	0,00000000514 m³/mol
magnetic susceptibility (Volume)	0,000411
magnetic ordering
Curietemperaturen
Néel temperature
struktur
Krystalstruktur	Endecentreret Orthohombisk (ORC)
lattice constant	2,85 Å
Lattice Angles	π/2, π/2, π/2
mechanical property
hårdhed	2.400 MPa 6 MPa 1.960 MPa
Kompressibilitetsmodul	100 GPa
Forskydningsmodul	111 GPa
E-modul	208 GPa
Poissons forhold	0,23
speed of sound	3.155 m/s
klassificering
Kategori	Actinider, Actinides
CAS Group
IUPAC Group
Glawe Number	36
Mendeleev Number	20
Pettifor Number	45
Geochemical Class	rare earth & related
Goldschmidt classification	litophile

øvrige

Gas Basicity	973,2 kJ/mol
polarizability	129 ± 17 a₀
C6 Dispersion Coefficient
allotrope
Neutron cross section	7,57
Neutron Mass Absorption	0,0005
quantum number	5L6
rumgruppe	63 (Cmcm)

Isotopes of Uranium

Stable Isotopes	0
Unstable Isotopes	29
Natural Isotopes	3

²¹⁵U

mass number	215
neutron number	123
Relative Atomic Mass	215,026719774 ± 0,000111794 Da
g-factor
natural abundance
radioaktivitet	☢️ radioactive element
halveringstid	1,4 ± 0,9 ms
spin	5/2
nuclear quadrupole moment
opdagelsesdato	2015
Paritet	-

decay mode	Intensitet
α (α emission)
β⁺ (β⁺ decay; β⁺ = ϵ + e⁺)

²¹⁶U

mass number	216
neutron number	124
Relative Atomic Mass	216,024762829 ± 0,000030158 Da
g-factor	0
natural abundance
radioaktivitet	☢️ radioactive element
halveringstid	6,9 ± 2,9 ms
spin	0
nuclear quadrupole moment	0
opdagelsesdato	2015
Paritet	+

decay mode	Intensitet
α (α emission)	100%

²¹⁷U

mass number	217
neutron number	125
Relative Atomic Mass	217,02466 ± 0,000086 Da
g-factor
natural abundance
radioaktivitet	☢️ radioactive element
halveringstid	850 ± 710 us
spin	1/2
nuclear quadrupole moment	0
opdagelsesdato	2000
Paritet	-

decay mode	Intensitet
α (α emission)	100%
β⁻ (β⁻ decay)

²¹⁸U

mass number	218
neutron number	126
Relative Atomic Mass	218,023504877 ± 0,000014722 Da
g-factor	0
natural abundance
radioaktivitet	☢️ radioactive element
halveringstid	354 ± 91 us
spin	0
nuclear quadrupole moment	0
opdagelsesdato	1992
Paritet	+

decay mode	Intensitet
α (α emission)	100%

²¹⁹U

mass number	219
neutron number	127
Relative Atomic Mass	219,025009233 ± 0,000014319 Da
g-factor
natural abundance
radioaktivitet	☢️ radioactive element
halveringstid	60 ± 7 us
spin	9/2
nuclear quadrupole moment
opdagelsesdato	1993
Paritet	+

decay mode	Intensitet
α (α emission)	100%
β⁺ (β⁺ decay; β⁺ = ϵ + e⁺)

²²⁰U

mass number	220
neutron number	128
Relative Atomic Mass	220,024706 ± 0,000108 Da
g-factor	0
natural abundance
radioaktivitet	☢️ radioactive element
halveringstid
spin	0
nuclear quadrupole moment	0
opdagelsesdato
Paritet	+

decay mode	Intensitet
α (α emission)
β⁺ (β⁺ decay; β⁺ = ϵ + e⁺)

²²¹U

mass number	221
neutron number	129
Relative Atomic Mass	221,026323297 ± 0,00007744 Da
g-factor
natural abundance
radioaktivitet	☢️ radioactive element
halveringstid	660 ± 140 ns
spin	9/2
nuclear quadrupole moment
opdagelsesdato	2015
Paritet	+

decay mode	Intensitet
α (α emission)	100%
β⁺ (β⁺ decay; β⁺ = ϵ + e⁺)

²²²U

mass number	222
neutron number	130
Relative Atomic Mass	222,026057957 ± 0,000055817 Da
g-factor	0
natural abundance
radioaktivitet	☢️ radioactive element
halveringstid	4,7 ± 0,7 us
spin	0
nuclear quadrupole moment	0
opdagelsesdato	1983
Paritet	+

decay mode	Intensitet
α (α emission)	100%
β⁺ (β⁺ decay; β⁺ = ϵ + e⁺)

²²³U

mass number	223
neutron number	131
Relative Atomic Mass	223,027960754 ± 0,000063396 Da
g-factor
natural abundance
radioaktivitet	☢️ radioactive element
halveringstid	65 ± 12 us
spin	7/2
nuclear quadrupole moment
opdagelsesdato	1991
Paritet	+

decay mode	Intensitet
α (α emission)	100%
β⁺ (β⁺ decay; β⁺ = ϵ + e⁺)

²²⁴U

mass number	224
neutron number	132
Relative Atomic Mass	224,027635913 ± 0,000016383 Da
g-factor	0
natural abundance
radioaktivitet	☢️ radioactive element
halveringstid	396 ± 17 us
spin	0
nuclear quadrupole moment	0
opdagelsesdato	1991
Paritet	+

decay mode	Intensitet
α (α emission)	100%
β⁺ (β⁺ decay; β⁺ = ϵ + e⁺)

²²⁵U

mass number	225
neutron number	133
Relative Atomic Mass	225,02938505 ± 0,000010664 Da
g-factor
natural abundance
radioaktivitet	☢️ radioactive element
halveringstid	62 ± 4 ms
spin	5/2
nuclear quadrupole moment
opdagelsesdato	1989
Paritet	+

decay mode	Intensitet
α (α emission)	100%

²²⁶U

mass number	226
neutron number	134
Relative Atomic Mass	226,029338669 ± 0,000011884 Da
g-factor	0
natural abundance
radioaktivitet	☢️ radioactive element
halveringstid	269 ± 6 ms
spin	0
nuclear quadrupole moment	0
opdagelsesdato	1973
Paritet	+

decay mode	Intensitet
α (α emission)	100%

²²⁷U

mass number	227
neutron number	135
Relative Atomic Mass	227,031181124 ± 0,000009136 Da
g-factor
natural abundance
radioaktivitet	☢️ radioactive element
halveringstid	1,1 ± 0,1 m
spin	3/2
nuclear quadrupole moment
opdagelsesdato	1952
Paritet	+

decay mode	Intensitet
α (α emission)	100%
β⁺ (β⁺ decay; β⁺ = ϵ + e⁺)

²²⁸U

mass number	228
neutron number	136
Relative Atomic Mass	228,031368959 ± 0,000014465 Da
g-factor	0
natural abundance
radioaktivitet	☢️ radioactive element
halveringstid	9,1 ± 0,2 m
spin	0
nuclear quadrupole moment	0
opdagelsesdato	1949
Paritet	+

decay mode	Intensitet
α (α emission)	97.5%
ϵ (electron capture)	2.5%

²²⁹U

mass number	229
neutron number	137
Relative Atomic Mass	229,033505976 ± 0,000006374 Da
g-factor
natural abundance
radioaktivitet	☢️ radioactive element
halveringstid	57,8 ± 0,5 m
spin	3/2
nuclear quadrupole moment
opdagelsesdato	1949
Paritet	+

decay mode	Intensitet
β⁺ (β⁺ decay; β⁺ = ϵ + e⁺)	80%
α (α emission)	20%

²³⁰U

mass number	230
neutron number	138
Relative Atomic Mass	230,033940114 ± 0,000004841 Da
g-factor	0
natural abundance
radioaktivitet	☢️ radioactive element
halveringstid	20,23 ± 0,02 d
spin	0
nuclear quadrupole moment	0
opdagelsesdato	1948
Paritet	+

decay mode	Intensitet
α (α emission)	100%
22Ne	4.8%
SF (spontaneous fission)

²³¹U

mass number	231
neutron number	139
Relative Atomic Mass	231,03629218 ± 0,000002866 Da
g-factor
natural abundance
radioaktivitet	☢️ radioactive element
halveringstid	4,2 ± 0,1 d
spin	5/2
nuclear quadrupole moment
opdagelsesdato	1949
Paritet	+

decay mode	Intensitet
ϵ (electron capture)	100%
α (α emission)	0.004%

²³²U

mass number	232
neutron number	140
Relative Atomic Mass	232,037154765 ± 0,000001941 Da
g-factor	0
natural abundance
radioaktivitet	☢️ radioactive element
halveringstid	68,9 ± 0,4 y
spin	0
nuclear quadrupole moment	0
opdagelsesdato	1949
Paritet	+

decay mode	Intensitet
α (α emission)	100%
24Ne (heavy cluster emission)	8.9%
SF (spontaneous fission)	2.7%
28Mg	5%

²³³U

mass number	233
neutron number	141
Relative Atomic Mass	233,039634294 ± 0,00000242 Da
g-factor	-0,236 ± 0,02
natural abundance
radioaktivitet	☢️ radioactive element
halveringstid	159,19 ± 0,15 ky
spin	5/2
nuclear quadrupole moment	3,663 ± 0,008
opdagelsesdato	1947
Paritet	+

decay mode	Intensitet
α (α emission)	100%
SF (spontaneous fission)	6%
24Ne (heavy cluster emission)	7.2%
28Mg	1.3%

²³⁴U

mass number	234
neutron number	142
Relative Atomic Mass	234,040950296 ± 0,000001212 Da
g-factor	0
natural abundance	0,0054 ± 0,0005
radioaktivitet	☢️ radioactive element
halveringstid	245,5 ± 0,6 ky
spin	0
nuclear quadrupole moment	0
opdagelsesdato	1912
Paritet	+

decay mode	Intensitet
α (α emission)	100%
SF (spontaneous fission)	1.64%
28Mg	1.4%
26Ne	9%

²³⁵U

mass number	235
neutron number	143
Relative Atomic Mass	235,043928117 ± 0,000001198 Da
g-factor	-0,10857142857143 ± 0,0085714285714286
natural abundance	0,7204 ± 0,0006
radioaktivitet	☢️ radioactive element
halveringstid	704 ± 1 My
spin	7/2
nuclear quadrupole moment	4,936 ± 0,006
opdagelsesdato	1935
Paritet	-

decay mode	Intensitet
α (α emission)	100%
SF (spontaneous fission)	7%
20Ne	8%
25Ne	8%
28Mg	8%

²³⁶U

mass number	236
neutron number	144
Relative Atomic Mass	236,04556613 ± 0,000001193 Da
g-factor	0
natural abundance
radioaktivitet	☢️ radioactive element
halveringstid	23,42 ± 0,04 My
spin	0
nuclear quadrupole moment	0
opdagelsesdato	1951
Paritet	+

decay mode	Intensitet
α (α emission)	100%
SF (spontaneous fission)	9.4%

²³⁷U

mass number	237
neutron number	145
Relative Atomic Mass	237,048728309 ± 0,00000129 Da
g-factor
natural abundance
radioaktivitet	☢️ radioactive element
halveringstid	6,752 ± 0,002 d
spin	1/2
nuclear quadrupole moment	0
opdagelsesdato	1940
Paritet	+

decay mode	Intensitet
β⁻ (β⁻ decay)	100%

²³⁸U

mass number	238
neutron number	146
Relative Atomic Mass	238,050786936 ± 0,000001601 Da
g-factor	0
natural abundance	99,2742 ± 0,001
radioaktivitet	☢️ radioactive element
halveringstid	4,463 ± 0,003 Gy
spin	0
nuclear quadrupole moment	0
opdagelsesdato	1896
Paritet	+

decay mode	Intensitet
α (α emission)	100%
SF (spontaneous fission)	5.44%
2β⁻ (double β⁻ decay)	2.2%

²³⁹U

mass number	239
neutron number	147
Relative Atomic Mass	239,054291989 ± 0,000001612 Da
g-factor
natural abundance
radioaktivitet	☢️ radioactive element
halveringstid	23,45 ± 0,02 m
spin	5/2
nuclear quadrupole moment
opdagelsesdato	1937
Paritet	+

decay mode	Intensitet
β⁻ (β⁻ decay)	100%

²⁴⁰U

mass number	240
neutron number	148
Relative Atomic Mass	240,056592411 ± 0,00000274 Da
g-factor	0
natural abundance
radioaktivitet	☢️ radioactive element
halveringstid	14,1 ± 0,1 h
spin	0
nuclear quadrupole moment	0
opdagelsesdato	1953
Paritet	+

decay mode	Intensitet
β⁻ (β⁻ decay)	100%
α (α emission)

²⁴¹U

mass number	241
neutron number	149
Relative Atomic Mass	241,06033 ± 0,00021 Da
g-factor
natural abundance
radioaktivitet	☢️ radioactive element
halveringstid
spin	7/2
nuclear quadrupole moment
opdagelsesdato
Paritet	+

decay mode	Intensitet
β⁻ (β⁻ decay)

²⁴²U

mass number	242
neutron number	150
Relative Atomic Mass	242,062931 ± 0,000215 Da
g-factor	0
natural abundance
radioaktivitet	☢️ radioactive element
halveringstid	16,8 ± 0,5 m
spin	0
nuclear quadrupole moment	0
opdagelsesdato	1979
Paritet	+

decay mode	Intensitet
β⁻ (β⁻ decay)	100%

²⁴³U

mass number	243
neutron number	151
Relative Atomic Mass	243,067075 ± 0,000322 Da
g-factor
natural abundance
radioaktivitet	☢️ radioactive element
halveringstid
spin	9/2
nuclear quadrupole moment
opdagelsesdato
Paritet	-

decay mode	Intensitet
β⁻ (β⁻ decay)

historie

opdager eller opfinder	Martin Klaproth
fundsted	Germany
opdagelsesdato	1789
etymologi	Named for the planet Uranus.
udtale	yoo-RAY-ni-em (engelsk)

source

Forekomst
Abundance in Earth's crust	2,7 mg/kg
natural abundance (verdenshave)	0,0032 mg/L
natural abundance (menneskelige krop)	0,0000001 %
natural abundance (Meteoroid)	0,00000098 %
natural abundance (Solen)	0,0000001 %
Abundance in Universe	0,00000002 %

Nuclear Screening Constants

Uran on ChemicalAid

AGROVOC ID	c_8084
ASC Leiden Thesaurus ID	294942866
AUT NKC	ph126944
Art & Architecture Thesaurus ID	300011035
Australian Educational Vocabulary ID	scot/3596
BNCF	28092
BNF	119337333
CAB ID	7541
CA PROP 65 ID	uranium
CAS-nummer	7440-61-1
ChEBI-ID	49936
ChemSpider ID	22425
Common Procurement Vocabulary	09341000
DSSTOX compound identifier	DTXCID304373
DSSTox substance ID	DTXSID1042522
DeCS ID	29600
Den Store Danske-ID	uran
ECHA Substance Infocard ID	100.028.336
Enciclopedia Treccani	uranio
Encyclopædia Britannica Online-ID	science/uranium
Encyclopædia Universalis-ID	uranium
EuroVoc ID	4617
Freebase-ID	/m/025smjn
French Vikidia ID	Uranium
GEMET ID	8791
GND-identifikator	4187153-4
Giant Bomb-ID	3055-1158
HCIS ID	4695
HSDB-ID	2553
InChI	InChI=1S/U
InChIKey	JFALSRSLKYAFGM-UHFFFAOYSA-N
KBpedia ID	Uranium
Krugosvet article	nauka_i_tehnika/himiya/URAN.html
LCAuth	sh85141276
LEM ID	LEM201013089
MeSH ID	D014501
NDL-nummer	00574039
NE.se ID	uran
Namuwiki ID	우라늄
National Library of Israel J9U ID	987007529652205171
OmegaWiki-betydningsdefinition	3902
OpenAlex ID	C555451288
PDB-identifikator	1B0H
PDB-identifikator	1B05
PDB-identifikator	1B7H
PDB-identifikator	1UYJ
PDB-identifikator	1B5J
PDB-identifikator	1B5H
PDB-identifikator	1B5I
PDB-identifikator	1B3H
PDB-identifikator	3DGC
PDB-identifikator	1B6H
PDB-identifikator	1B4H
PDB-identifikator	1B2H
PDB ligand ID	U1
PSH-ID	5771
PubChem CID	23989
Quora emne-ID	Uranium
RxNorm ID	10999
Römpp online ID	RD-21-00662
STW Thesaurus for Economics ID	14222-5
Store katalanske encyklopædi-ID	0239849
Store medisinske leksikon ID	uran
Store norske leksikon-ID	uran
Store russiske encyklopædi Online-ID	4700723
U.S. National Archives Identifier	10644103
UK Archival Thesaurus ID	f2/mt225/4347/6506
UK Parliament thesaurus ID	13549
UNESCO-tesaurus identifikationskode	concept14026
UNII	4OC371KSTK
USGS Thesaurus ID	1605
WordNet 3.1 Synset ID	14684622-n
YSO ID	11691
ZVG-nummer	7920

Uran (U)

Fysisk Egenskab

Kemisk Egenskab

øvrige

Isotopes of Uranium

215U

216U

217U

218U

219U

220U

221U

222U

223U

224U

225U

226U

227U

228U

229U

230U

231U

232U

233U

234U

235U

236U

237U

238U

239U

240U

241U

242U

243U

historie

source

Nuclear Screening Constants

²¹⁵U

²¹⁶U

²¹⁷U

²¹⁸U

²¹⁹U

²²⁰U

²²¹U

²²²U

²²³U

²²⁴U

²²⁵U

²²⁶U

²²⁷U

²²⁸U

²²⁹U

²³⁰U

²³¹U

²³²U

²³³U

²³⁴U

²³⁵U

²³⁶U

²³⁷U

²³⁸U

²³⁹U

²⁴⁰U

²⁴¹U

²⁴²U

²⁴³U