Uran (U)

radioaktivt metalliskt grundämne med atomnummer 92

Atomnummer	92
Atommassa	238.02891
masstal	238

Grupp
Period	7
Block	f

Protoner	92 p⁺
Neutroner	146 n⁰
Electrons	92 e^-

Egenskaper

energi
atomradie	175 pm 283 pm
molvolym	12,5 cm³/mol
kovalent radie	170 pm 134 pm 118 pm 196 pm
Metallic Radius
ionic 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 Waalsradie	230 pm 241 pm 252 pm 339,5 pm
densitet	19,1 g/cm³ 17 300 kg/m³
proton affinity	995,2 kJ/mol
Elektronaffinitet
joniseringsenergi	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

ångbildningsvärme	417 kJ/mol
smältvärme	12,6 kJ/mol
Bildningsentalpi	533 kJ/mol
Electrons
electron shell	2, 8, 18, 32, 21, 9, 2

valenselektron	2

elektronkonfiguration	[Rn] 5f³ 6d¹ 7s²

oxidationstal	-1, 1, 2, 3, 4, 5, 6
elektronegativitet	0.13207 1.7
Electrophilicity
Phases
aggregationstillstånd	Fast
Gas Phase
Kokpunkt	4 404,15 K
Smältpunkt	1 408,15 K
critical pressure
critical temperature
trippelpunkt
Visual
färg	Silver #ff1493 #008fff #008fff
appearance
Brytningsindex
materialegenskap
Värmeledningsförmåga	27,5 W/(m K)
termisk expansion	0,0000139 1/K
molar heat capacity	27,665 J/(mol K)
Specifik värmekapacitet	0,116 J/(g⋅K)
heat capacity ratio
electrical properties
type	Conductor
elektrisk konduktivitet	3,6 MS/m
resistivitet	0,00000028 m Ω
supraledare	0,69 K
magnetism
type	paramagnetic
magnetisk susceptibilitet (Mass)	0,0000000216 m³/Kg
magnetisk susceptibilitet (Molar)	0,00000000514 m³/mol
magnetisk susceptibilitet (Volume)	0,000411
magnetic ordering
Curiepunkten
Néel temperature
Structure
Kristallstruktur	Bascentrerat ortorombiskt (ORC)
Gitterkonstant	2,85 Å
Lattice Angles	π/2, π/2, π/2
mekanisk materialegenskap
hårdhet	2 400 MPa 6 MPa 1 960 MPa
Kompressibilitet	100 GPa
skjuvmodul	111 GPa
Young's modulus	208 GPa
Poissons konstant	0,23
ljudhastighet	3 155 m/s
klassificering
Kategori	Aktinider, Actinides
CAS Group
IUPAC Group
Glawe Number	36
Mendeleev Number	20
Pettifor Number	45
Geochemical Class	rare earth & related
Goldschmidt classification	litophile
övrigt
Gas Basicity	973,2 kJ/mol
Dipole Polarizability	129 ± 17 a₀
C6 Dispersion Coefficient
Allotropes
Träffyta	7,57
Neutron Mass Absorption	0,0005
kvanttal	5L6
rymdgrupp	63 (Cmcm)

Uranisotoper

Stabila isotoper	3
Instabila isotoper	26
Radioactive Isotopes	29

²¹⁵U

natural abundance	Radioactive ☢️
relative atomic mass	215,026719774 ± 0,000111794 Da
masstal	215
g-factor
Halveringstid	1,4 ± 0,9 ms
Spinn	5/2
nuclear quadrupole moment
upptäcktsdatum	2015
Paritet	-

²¹⁵U Decay Modes

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

²¹⁶U

natural abundance	Radioactive ☢️
relative atomic mass	216,024762829 ± 0,000030158 Da
masstal	216
g-factor	0
Halveringstid	6,9 ± 2,9 ms
Spinn	0
nuclear quadrupole moment	0
upptäcktsdatum	2015
Paritet	+

²¹⁶U Decay Modes

decay mode	Intensitet
α (α emission)	100%

²¹⁷U

natural abundance	Radioactive ☢️
relative atomic mass	217,02466 ± 0,000086 Da
masstal	217
g-factor
Halveringstid	850 ± 710 us
Spinn	1/2
nuclear quadrupole moment	0
upptäcktsdatum	2000
Paritet	-

²¹⁷U Decay Modes

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

²¹⁸U

natural abundance	Radioactive ☢️
relative atomic mass	218,023504877 ± 0,000014722 Da
masstal	218
g-factor	0
Halveringstid	354 ± 91 us
Spinn	0
nuclear quadrupole moment	0
upptäcktsdatum	1992
Paritet	+

²¹⁸U Decay Modes

decay mode	Intensitet
α (α emission)	100%

²¹⁹U

natural abundance	Radioactive ☢️
relative atomic mass	219,025009233 ± 0,000014319 Da
masstal	219
g-factor
Halveringstid	60 ± 7 us
Spinn	9/2
nuclear quadrupole moment
upptäcktsdatum	1993
Paritet	+

²¹⁹U Decay Modes

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

²²⁰U

natural abundance	Radioactive ☢️
relative atomic mass	220,024706 ± 0,000108 Da
masstal	220
g-factor	0
Halveringstid
Spinn	0
nuclear quadrupole moment	0
upptäcktsdatum
Paritet	+

²²⁰U Decay Modes

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

²²¹U

natural abundance	Radioactive ☢️
relative atomic mass	221,026323297 ± 0,00007744 Da
masstal	221
g-factor
Halveringstid	660 ± 140 ns
Spinn	9/2
nuclear quadrupole moment
upptäcktsdatum	2015
Paritet	+

²²¹U Decay Modes

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

²²²U

natural abundance	Radioactive ☢️
relative atomic mass	222,026057957 ± 0,000055817 Da
masstal	222
g-factor	0
Halveringstid	4,7 ± 0,7 us
Spinn	0
nuclear quadrupole moment	0
upptäcktsdatum	1983
Paritet	+

²²²U Decay Modes

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

²²³U

natural abundance	Radioactive ☢️
relative atomic mass	223,027960754 ± 0,000063396 Da
masstal	223
g-factor
Halveringstid	65 ± 12 us
Spinn	7/2
nuclear quadrupole moment
upptäcktsdatum	1991
Paritet	+

²²³U Decay Modes

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

²²⁴U

natural abundance	Radioactive ☢️
relative atomic mass	224,027635913 ± 0,000016383 Da
masstal	224
g-factor	0
Halveringstid	396 ± 17 us
Spinn	0
nuclear quadrupole moment	0
upptäcktsdatum	1991
Paritet	+

²²⁴U Decay Modes

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

²²⁵U

natural abundance	Radioactive ☢️
relative atomic mass	225,02938505 ± 0,000010664 Da
masstal	225
g-factor
Halveringstid	62 ± 4 ms
Spinn	5/2
nuclear quadrupole moment
upptäcktsdatum	1989
Paritet	+

²²⁵U Decay Modes

decay mode	Intensitet
α (α emission)	100%

²²⁶U

natural abundance	Radioactive ☢️
relative atomic mass	226,029338669 ± 0,000011884 Da
masstal	226
g-factor	0
Halveringstid	269 ± 6 ms
Spinn	0
nuclear quadrupole moment	0
upptäcktsdatum	1973
Paritet	+

²²⁶U Decay Modes

decay mode	Intensitet
α (α emission)	100%

²²⁷U

natural abundance	Radioactive ☢️
relative atomic mass	227,031181124 ± 0,000009136 Da
masstal	227
g-factor
Halveringstid	1,1 ± 0,1 m
Spinn	3/2
nuclear quadrupole moment
upptäcktsdatum	1952
Paritet	+

²²⁷U Decay Modes

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

²²⁸U

natural abundance	Radioactive ☢️
relative atomic mass	228,031368959 ± 0,000014465 Da
masstal	228
g-factor	0
Halveringstid	9,1 ± 0,2 m
Spinn	0
nuclear quadrupole moment	0
upptäcktsdatum	1949
Paritet	+

²²⁸U Decay Modes

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

²²⁹U

natural abundance	Radioactive ☢️
relative atomic mass	229,033505976 ± 0,000006374 Da
masstal	229
g-factor
Halveringstid	57,8 ± 0,5 m
Spinn	3/2
nuclear quadrupole moment
upptäcktsdatum	1949
Paritet	+

²²⁹U Decay Modes

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

²³⁰U

natural abundance	Radioactive ☢️
relative atomic mass	230,033940114 ± 0,000004841 Da
masstal	230
g-factor	0
Halveringstid	20,23 ± 0,02 d
Spinn	0
nuclear quadrupole moment	0
upptäcktsdatum	1948
Paritet	+

²³⁰U Decay Modes

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

²³¹U

natural abundance	Radioactive ☢️
relative atomic mass	231,03629218 ± 0,000002866 Da
masstal	231
g-factor
Halveringstid	4,2 ± 0,1 d
Spinn	5/2
nuclear quadrupole moment
upptäcktsdatum	1949
Paritet	+

²³¹U Decay Modes

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

²³²U

natural abundance	Radioactive ☢️
relative atomic mass	232,037154765 ± 0,000001941 Da
masstal	232
g-factor	0
Halveringstid	68,9 ± 0,4 y
Spinn	0
nuclear quadrupole moment	0
upptäcktsdatum	1949
Paritet	+

²³²U Decay Modes

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

²³³U

natural abundance	Radioactive ☢️
relative atomic mass	233,039634294 ± 0,00000242 Da
masstal	233
g-factor	−0,236 ± 0,02
Halveringstid	159,19 ± 0,15 ky
Spinn	5/2
nuclear quadrupole moment	3,663 ± 0,008
upptäcktsdatum	1947
Paritet	+

²³³U Decay Modes

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

²³⁴U

natural abundance	Radioactive ☢️ 0,0054 ± 0,0005
relative atomic mass	234,040950296 ± 0,000001212 Da
masstal	234
g-factor	0
Halveringstid	245,5 ± 0,6 ky
Spinn	0
nuclear quadrupole moment	0
upptäcktsdatum	1912
Paritet	+

²³⁴U Decay Modes

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

²³⁵U

natural abundance	Radioactive ☢️ 0,7204 ± 0,0006
relative atomic mass	235,043928117 ± 0,000001198 Da
masstal	235
g-factor	−0,10857142857143 ± 0,0085714285714286
Halveringstid	704 ± 1 My
Spinn	7/2
nuclear quadrupole moment	4,936 ± 0,006
upptäcktsdatum	1935
Paritet	-

²³⁵U Decay Modes

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

²³⁶U

natural abundance	Radioactive ☢️
relative atomic mass	236,04556613 ± 0,000001193 Da
masstal	236
g-factor	0
Halveringstid	23,42 ± 0,04 My
Spinn	0
nuclear quadrupole moment	0
upptäcktsdatum	1951
Paritet	+

²³⁶U Decay Modes

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

²³⁷U

natural abundance	Radioactive ☢️
relative atomic mass	237,048728309 ± 0,00000129 Da
masstal	237
g-factor
Halveringstid	6,752 ± 0,002 d
Spinn	1/2
nuclear quadrupole moment	0
upptäcktsdatum	1940
Paritet	+

²³⁷U Decay Modes

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

²³⁸U

natural abundance	Radioactive ☢️ 99,2742 ± 0,001
relative atomic mass	238,050786936 ± 0,000001601 Da
masstal	238
g-factor	0
Halveringstid	4,463 ± 0,003 Gy
Spinn	0
nuclear quadrupole moment	0
upptäcktsdatum	1896
Paritet	+

²³⁸U Decay Modes

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

²³⁹U

natural abundance	Radioactive ☢️
relative atomic mass	239,054291989 ± 0,000001612 Da
masstal	239
g-factor
Halveringstid	23,45 ± 0,02 m
Spinn	5/2
nuclear quadrupole moment
upptäcktsdatum	1937
Paritet	+

²³⁹U Decay Modes

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

²⁴⁰U

natural abundance	Radioactive ☢️
relative atomic mass	240,056592411 ± 0,00000274 Da
masstal	240
g-factor	0
Halveringstid	14,1 ± 0,1 h
Spinn	0
nuclear quadrupole moment	0
upptäcktsdatum	1953
Paritet	+

²⁴⁰U Decay Modes

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

²⁴¹U

natural abundance	Radioactive ☢️
relative atomic mass	241,06033 ± 0,00021 Da
masstal	241
g-factor
Halveringstid
Spinn	7/2
nuclear quadrupole moment
upptäcktsdatum
Paritet	+

²⁴¹U Decay Modes

decay mode	Intensitet
β⁻ (β⁻ decay)	%

²⁴²U

natural abundance	Radioactive ☢️
relative atomic mass	242,062931 ± 0,000215 Da
masstal	242
g-factor	0
Halveringstid	16,8 ± 0,5 m
Spinn	0
nuclear quadrupole moment	0
upptäcktsdatum	1979
Paritet	+

²⁴²U Decay Modes

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

²⁴³U

natural abundance	Radioactive ☢️
relative atomic mass	243,067075 ± 0,000322 Da
masstal	243
g-factor
Halveringstid
Spinn	9/2
nuclear quadrupole moment
upptäcktsdatum
Paritet	-

²⁴³U Decay Modes

decay mode	Intensitet
β⁻ (β⁻ decay)	%

historia

upptäckare eller uppfinnare	Martin Klaproth
fyndplats	Germany
upptäcktsdatum	1789
etymologi	Named for the planet Uranus.
uttal	yoo-RAY-ni-em (engelska)

Sources

Förekomst
Abundance in Earth's crust	2,7 mg/kg
Abundance in Oceans	0,0032 mg/L
Abundance in Human Body	0,0000001 %
Abundance in Meteor	0,00000098 %
Abundance in Sun	0,0000001 %
Abundance in Universe	0,00000002 %

Nuclear Screening Constants

Uran on ChemicalAid

AGROVOC-ID	c_8084
ALLFO-ID	11691
ASC Leiden Thesaurus-ID	294942866
Art & Architecture Thesaurus-ID	300011035
Australian Educational Vocabulary-ID	scot/3596
BNCF	28092
BNF-ID	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
Giant Bomb-ID	3055-1158
Gran Enciclopèdia Catalana-ID	0239849
HCIS ID	4695
HSDB ID	2553
InChI	InChI=1S/U
InChIKey	JFALSRSLKYAFGM-UHFFFAOYSA-N
J9U-ID	987007529652205171
KBpedia-ID	Uranium
LEM ID	LEM201013089
MeSH-ID	D014501
NDL-ID	00574039
NKC-ID	ph126944
Namuwiki-ID	우라늄
Nationalencyklopedin-ID	uran
OmegaWiki Definierad Betydelse	3902
OpenAlex-ID	C555451288
PDB ligand ID	U1
PDB struktur-ID	1B0H
PDB struktur-ID	1B05
PDB struktur-ID	1B7H
PDB struktur-ID	1UYJ
PDB struktur-ID	1B5J
PDB struktur-ID	1B5H
PDB struktur-ID	1B5I
PDB struktur-ID	1B3H
PDB struktur-ID	3DGC
PDB struktur-ID	1B6H
PDB struktur-ID	1B4H
PDB struktur-ID	1B2H
PSH-ID	5771
PubChem-ID (CID)	23989
RxNorm-ID	10999
Römpp online ID	RD-21-00662
STW Thesaurus for Economics-ID	14222-5
Stora ryska encyklopedin-ID	4700723
Store medisinske leksikon-ID	uran
Store norske leksikon-ID	uran
U.S. National Archives-ID	10644103
UK Archival Thesaurus-ID	f2/mt225/4347/6506
UK Parliament thesaurus-ID	13549
UNESCO Thesaurus-ID	concept14026
UNII	4OC371KSTK
Vikidia-ID (franska)	Uranium
ZVG-nummer	7920
id-nummer i Deutsche Nationalbibliotheks katalog	4187153-4
id-nummer i USA:s kongressbiblioteks katalog	sh85141276
synset-ID på WordNet 3.1	14684622-n
ämnes-ID på Quora	Uranium

Uran (U)

Egenskaper

Uranisotoper

215U

215U Decay Modes

216U

216U Decay Modes

217U

217U Decay Modes

218U

218U Decay Modes

219U

219U Decay Modes

220U

220U Decay Modes

221U

221U Decay Modes

222U

222U Decay Modes

223U

223U Decay Modes

224U

224U Decay Modes

225U

225U Decay Modes

226U

226U Decay Modes

227U

227U Decay Modes

228U

228U Decay Modes

229U

229U Decay Modes

230U

230U Decay Modes

231U

231U Decay Modes

232U

232U Decay Modes

233U

233U Decay Modes

234U

234U Decay Modes

235U

235U Decay Modes

236U

236U Decay Modes

237U

237U Decay Modes

238U

238U Decay Modes

239U

239U Decay Modes

240U

240U Decay Modes

241U

241U Decay Modes

242U

242U Decay Modes

243U

243U Decay Modes

historia

Sources

Nuclear Screening Constants

²¹⁵U

²¹⁵U Decay Modes

²¹⁶U

²¹⁶U Decay Modes

²¹⁷U

²¹⁷U Decay Modes

²¹⁸U

²¹⁸U Decay Modes

²¹⁹U

²¹⁹U Decay Modes

²²⁰U

²²⁰U Decay Modes

²²¹U

²²¹U Decay Modes

²²²U

²²²U Decay Modes

²²³U

²²³U Decay Modes

²²⁴U

²²⁴U Decay Modes

²²⁵U

²²⁵U Decay Modes

²²⁶U

²²⁶U Decay Modes

²²⁷U

²²⁷U Decay Modes

²²⁸U

²²⁸U Decay Modes

²²⁹U

²²⁹U Decay Modes

²³⁰U

²³⁰U Decay Modes

²³¹U

²³¹U Decay Modes

²³²U

²³²U Decay Modes

²³³U

²³³U Decay Modes

²³⁴U

²³⁴U Decay Modes

²³⁵U

²³⁵U Decay Modes

²³⁶U

²³⁶U Decay Modes

²³⁷U

²³⁷U Decay Modes

²³⁸U

²³⁸U Decay Modes

²³⁹U

²³⁹U Decay Modes

²⁴⁰U

²⁴⁰U Decay Modes

²⁴¹U

²⁴¹U Decay Modes

²⁴²U

²⁴²U Decay Modes

²⁴³U

²⁴³U Decay Modes