Uranium

Uranium (U)

radioactive, metallic element with the atomic number 92
Atomic Number92
Atomic Weight238.02891
Nombor jisim238
Group
Period7
Blockf
proton92 p+
neutron146 n0
Elektron92 e-
Animated Model Bohr of U (Uranium)

Sifat Fizikal

Jejari Atom
175 pm
molar volume
Jejari kovalen
170 pm
Metallic Radius
ionic radius
102.5 pm
Crystal Radius
116.5 pm
Jejari van der Waals
241 pm
ketumpatan
19.1 g/cm³
Atomic Radii Of The Elements: Uranium0102030405060708090100110120130140150160170180190200210220230240250pmJejari AtomJejari KovalenMetallic RadiusJejari van der Waals

Sifat Kimia

tenaga
proton affinity
995.2 kJ/mol
Pertalian elektron
ionization energy
6.19405 eV/particle
ionization energy of U (Uranium)
Entalpi pengewapan
417 kJ/mol
entalpi pelakuran
12.6 kJ/mol
standard enthalpy of formation
533 kJ/mol
Elektron
Petala elektron2, 8, 18, 32, 21, 9, 2
Model Bohr: U (Uranium)
Elektron valens2
Teori ion Lewis: U (Uranium)
tatarajah elektron[Rn] 5f3 6d1 7s2
1s2 2s2 2p6 3s2 3p6 4s2 3d10 4p6 5s2 4d10 5p6 6s2 4f14 5d10 6p6 5f3 6d1 7s2
Enhanced Model Bohr of U (Uranium)
Orbital Diagram of U (Uranium)
Keadaan pengoksidaan-1, 1, 2, 3, 4, 5, 6
Keelektronegatifan
1.7
Electrophilicity Index
keadaan jirim asas
fasa jirimSolid
gaseous state of matter
Boiling Point
4,404.15 K
Melting Point
1,408.15 K
critical pressure
critical temperature
triple point
rupa
warna
Silver
rupa
indeks biasan
sifat bahan
Thermal Conductivity
27.5 W/(m K)
Pengembangan terma
0.0000139 1/K
molar heat capacity
27.665 J/(mol K)
Specific Heat Capacity
0.116 J/(g⋅K)
heat capacity ratio
electrical properties
typeConductor
Kekonduksian elektrik
3.6 MS/m
Kerintangan dan kekonduksian elektrik
0.00000028 m Ω
Kesuperkonduksian
0.69 K
kemagnetan
typeparamagnetic
magnetic susceptibility (Mass)
0.0000000216 m³/Kg
magnetic susceptibility (Molar)
0.00000000514 m³/mol
magnetic susceptibility (Volume)
0.000411
magnetic ordering
Suhu Curie
Néel temperature
struktur
Crystal StructureBase Centered Orthorhombic (ORC)
lattice constant
2.85 Å
Lattice Anglesπ/2, π/2, π/2
mechanical property
hardness
6 MPa
Modulus pukal
100 GPa
shear modulus
111 GPa
Young's modulus
208 GPa
Nisbah Poisson
0.23
Kelajuan bunyi
3,155 m/s
pengelasan
CategoryActinides, Actinides
CAS Group
IUPAC Group
Glawe Number36
Mendeleev Number20
Pettifor Number45
Geochemical Classrare earth & related
Goldschmidt classificationlitophile

other

Gas Basicity
973.2 kJ/mol
polarizability
129 ± 17 a₀
C6 Dispersion Coefficient
allotrope
Neutron cross section
7.57
Neutron Mass Absorption
0.0005
Nombor kuantum5L6
space group63 (Cmcm)

Isotopes of Uranium

Stable Isotopes0
Unstable Isotopes29
Natural Isotopes3
Isotopic Composition23899.27%23899.27%2340.01%2340.01%2350.72%2350.72%

215U

Nombor jisim215
nombor neutron123
jisim atom relatif
215.026719774 ± 0.000111794 Da
g-factor
natural abundance
Reputan radioaktif☢️ radioactive element
setengah hayat
1.4 ± 0.9 ms
Spin5/2
nuclear quadrupole moment
tarikh penemuan2015
parity-

decay modeKeamatan (fizik)
α (α emission)
β+ (β+ decay; β+ = ϵ + e+)

216U

Nombor jisim216
nombor neutron124
jisim atom relatif
216.024762829 ± 0.000030158 Da
g-factor
0
natural abundance
Reputan radioaktif☢️ radioactive element
setengah hayat
6.9 ± 2.9 ms
Spin0
nuclear quadrupole moment
0
tarikh penemuan2015
parity+

decay modeKeamatan (fizik)
α (α emission)100%

217U

Nombor jisim217
nombor neutron125
jisim atom relatif
217.02466 ± 0.000086 Da
g-factor
natural abundance
Reputan radioaktif☢️ radioactive element
setengah hayat
850 ± 710 us
Spin1/2
nuclear quadrupole moment
0
tarikh penemuan2000
parity-

decay modeKeamatan (fizik)
α (α emission)100%
β (β decay)

218U

Nombor jisim218
nombor neutron126
jisim atom relatif
218.023504877 ± 0.000014722 Da
g-factor
0
natural abundance
Reputan radioaktif☢️ radioactive element
setengah hayat
354 ± 91 us
Spin0
nuclear quadrupole moment
0
tarikh penemuan1992
parity+

decay modeKeamatan (fizik)
α (α emission)100%

219U

Nombor jisim219
nombor neutron127
jisim atom relatif
219.025009233 ± 0.000014319 Da
g-factor
natural abundance
Reputan radioaktif☢️ radioactive element
setengah hayat
60 ± 7 us
Spin9/2
nuclear quadrupole moment
tarikh penemuan1993
parity+

decay modeKeamatan (fizik)
α (α emission)100%
β+ (β+ decay; β+ = ϵ + e+)

220U

Nombor jisim220
nombor neutron128
jisim atom relatif
220.024706 ± 0.000108 Da
g-factor
0
natural abundance
Reputan radioaktif☢️ radioactive element
setengah hayat
Spin0
nuclear quadrupole moment
0
tarikh penemuan
parity+

decay modeKeamatan (fizik)
α (α emission)
β+ (β+ decay; β+ = ϵ + e+)

221U

Nombor jisim221
nombor neutron129
jisim atom relatif
221.026323297 ± 0.00007744 Da
g-factor
natural abundance
Reputan radioaktif☢️ radioactive element
setengah hayat
660 ± 140 ns
Spin9/2
nuclear quadrupole moment
tarikh penemuan2015
parity+

decay modeKeamatan (fizik)
α (α emission)100%
β+ (β+ decay; β+ = ϵ + e+)

222U

Nombor jisim222
nombor neutron130
jisim atom relatif
222.026057957 ± 0.000055817 Da
g-factor
0
natural abundance
Reputan radioaktif☢️ radioactive element
setengah hayat
4.7 ± 0.7 us
Spin0
nuclear quadrupole moment
0
tarikh penemuan1983
parity+

decay modeKeamatan (fizik)
α (α emission)100%
β+ (β+ decay; β+ = ϵ + e+)

223U

Nombor jisim223
nombor neutron131
jisim atom relatif
223.027960754 ± 0.000063396 Da
g-factor
natural abundance
Reputan radioaktif☢️ radioactive element
setengah hayat
65 ± 12 us
Spin7/2
nuclear quadrupole moment
tarikh penemuan1991
parity+

decay modeKeamatan (fizik)
α (α emission)100%
β+ (β+ decay; β+ = ϵ + e+)

224U

Nombor jisim224
nombor neutron132
jisim atom relatif
224.027635913 ± 0.000016383 Da
g-factor
0
natural abundance
Reputan radioaktif☢️ radioactive element
setengah hayat
396 ± 17 us
Spin0
nuclear quadrupole moment
0
tarikh penemuan1991
parity+

decay modeKeamatan (fizik)
α (α emission)100%
β+ (β+ decay; β+ = ϵ + e+)

225U

Nombor jisim225
nombor neutron133
jisim atom relatif
225.02938505 ± 0.000010664 Da
g-factor
natural abundance
Reputan radioaktif☢️ radioactive element
setengah hayat
62 ± 4 ms
Spin5/2
nuclear quadrupole moment
tarikh penemuan1989
parity+

decay modeKeamatan (fizik)
α (α emission)100%

226U

Nombor jisim226
nombor neutron134
jisim atom relatif
226.029338669 ± 0.000011884 Da
g-factor
0
natural abundance
Reputan radioaktif☢️ radioactive element
setengah hayat
269 ± 6 ms
Spin0
nuclear quadrupole moment
0
tarikh penemuan1973
parity+

decay modeKeamatan (fizik)
α (α emission)100%

227U

Nombor jisim227
nombor neutron135
jisim atom relatif
227.031181124 ± 0.000009136 Da
g-factor
natural abundance
Reputan radioaktif☢️ radioactive element
setengah hayat
1.1 ± 0.1 m
Spin3/2
nuclear quadrupole moment
tarikh penemuan1952
parity+

decay modeKeamatan (fizik)
α (α emission)100%
β+ (β+ decay; β+ = ϵ + e+)

228U

Nombor jisim228
nombor neutron136
jisim atom relatif
228.031368959 ± 0.000014465 Da
g-factor
0
natural abundance
Reputan radioaktif☢️ radioactive element
setengah hayat
9.1 ± 0.2 m
Spin0
nuclear quadrupole moment
0
tarikh penemuan1949
parity+

decay modeKeamatan (fizik)
α (α emission)97.5%
ϵ (electron capture)2.5%

229U

Nombor jisim229
nombor neutron137
jisim atom relatif
229.033505976 ± 0.000006374 Da
g-factor
natural abundance
Reputan radioaktif☢️ radioactive element
setengah hayat
57.8 ± 0.5 m
Spin3/2
nuclear quadrupole moment
tarikh penemuan1949
parity+

decay modeKeamatan (fizik)
β+ (β+ decay; β+ = ϵ + e+)80%
α (α emission)20%

230U

Nombor jisim230
nombor neutron138
jisim atom relatif
230.033940114 ± 0.000004841 Da
g-factor
0
natural abundance
Reputan radioaktif☢️ radioactive element
setengah hayat
20.23 ± 0.02 d
Spin0
nuclear quadrupole moment
0
tarikh penemuan1948
parity+

decay modeKeamatan (fizik)
α (α emission)100%
22Ne4.8%
SF (spontaneous fission)

231U

Nombor jisim231
nombor neutron139
jisim atom relatif
231.03629218 ± 0.000002866 Da
g-factor
natural abundance
Reputan radioaktif☢️ radioactive element
setengah hayat
4.2 ± 0.1 d
Spin5/2
nuclear quadrupole moment
tarikh penemuan1949
parity+

decay modeKeamatan (fizik)
ϵ (electron capture)100%
α (α emission)0.004%

232U

Nombor jisim232
nombor neutron140
jisim atom relatif
232.037154765 ± 0.000001941 Da
g-factor
0
natural abundance
Reputan radioaktif☢️ radioactive element
setengah hayat
68.9 ± 0.4 y
Spin0
nuclear quadrupole moment
0
tarikh penemuan1949
parity+

decay modeKeamatan (fizik)
α (α emission)100%
24Ne (heavy cluster emission)8.9%
SF (spontaneous fission)2.7%
28Mg5%

233U

Nombor jisim233
nombor neutron141
jisim atom relatif
233.039634294 ± 0.00000242 Da
g-factor
-0.236 ± 0.02
natural abundance
Reputan radioaktif☢️ radioactive element
setengah hayat
159.19 ± 0.15 ky
Spin5/2
nuclear quadrupole moment
3.663 ± 0.008
tarikh penemuan1947
parity+

decay modeKeamatan (fizik)
α (α emission)100%
SF (spontaneous fission)6%
24Ne (heavy cluster emission)7.2%
28Mg1.3%

234U

Nombor jisim234
nombor neutron142
jisim atom relatif
234.040950296 ± 0.000001212 Da
g-factor
0
natural abundance
0.0054 ± 0.0005
Reputan radioaktif☢️ radioactive element
setengah hayat
245.5 ± 0.6 ky
Spin0
nuclear quadrupole moment
0
tarikh penemuan1912
parity+

decay modeKeamatan (fizik)
α (α emission)100%
SF (spontaneous fission)1.64%
28Mg1.4%
26Ne9%

235U

Nombor jisim235
nombor neutron143
jisim atom relatif
235.043928117 ± 0.000001198 Da
g-factor
-0.10857142857143 ± 0.0085714285714286
natural abundance
0.7204 ± 0.0006
Reputan radioaktif☢️ radioactive element
setengah hayat
704 ± 1 My
Spin7/2
nuclear quadrupole moment
4.936 ± 0.006
tarikh penemuan1935
parity-

decay modeKeamatan (fizik)
α (α emission)100%
SF (spontaneous fission)7%
20Ne8%
25Ne8%
28Mg8%

236U

Nombor jisim236
nombor neutron144
jisim atom relatif
236.04556613 ± 0.000001193 Da
g-factor
0
natural abundance
Reputan radioaktif☢️ radioactive element
setengah hayat
23.42 ± 0.04 My
Spin0
nuclear quadrupole moment
0
tarikh penemuan1951
parity+

decay modeKeamatan (fizik)
α (α emission)100%
SF (spontaneous fission)9.4%

237U

Nombor jisim237
nombor neutron145
jisim atom relatif
237.048728309 ± 0.00000129 Da
g-factor
natural abundance
Reputan radioaktif☢️ radioactive element
setengah hayat
6.752 ± 0.002 d
Spin1/2
nuclear quadrupole moment
0
tarikh penemuan1940
parity+

decay modeKeamatan (fizik)
β (β decay)100%

238U

Nombor jisim238
nombor neutron146
jisim atom relatif
238.050786936 ± 0.000001601 Da
g-factor
0
natural abundance
99.2742 ± 0.001
Reputan radioaktif☢️ radioactive element
setengah hayat
4.463 ± 0.003 Gy
Spin0
nuclear quadrupole moment
0
tarikh penemuan1896
parity+

decay modeKeamatan (fizik)
α (α emission)100%
SF (spontaneous fission)5.44%
(double β decay)2.2%

239U

Nombor jisim239
nombor neutron147
jisim atom relatif
239.054291989 ± 0.000001612 Da
g-factor
natural abundance
Reputan radioaktif☢️ radioactive element
setengah hayat
23.45 ± 0.02 m
Spin5/2
nuclear quadrupole moment
tarikh penemuan1937
parity+

decay modeKeamatan (fizik)
β (β decay)100%

240U

Nombor jisim240
nombor neutron148
jisim atom relatif
240.056592411 ± 0.00000274 Da
g-factor
0
natural abundance
Reputan radioaktif☢️ radioactive element
setengah hayat
14.1 ± 0.1 h
Spin0
nuclear quadrupole moment
0
tarikh penemuan1953
parity+

decay modeKeamatan (fizik)
β (β decay)100%
α (α emission)

241U

Nombor jisim241
nombor neutron149
jisim atom relatif
241.06033 ± 0.00021 Da
g-factor
natural abundance
Reputan radioaktif☢️ radioactive element
setengah hayat
Spin7/2
nuclear quadrupole moment
tarikh penemuan
parity+

decay modeKeamatan (fizik)
β (β decay)

242U

Nombor jisim242
nombor neutron150
jisim atom relatif
242.062931 ± 0.000215 Da
g-factor
0
natural abundance
Reputan radioaktif☢️ radioactive element
setengah hayat
16.8 ± 0.5 m
Spin0
nuclear quadrupole moment
0
tarikh penemuan1979
parity+

decay modeKeamatan (fizik)
β (β decay)100%

243U

Nombor jisim243
nombor neutron151
jisim atom relatif
243.067075 ± 0.000322 Da
g-factor
natural abundance
Reputan radioaktif☢️ radioactive element
setengah hayat
Spin9/2
nuclear quadrupole moment
tarikh penemuan
parity-

decay modeKeamatan (fizik)
β (β decay)
Uranium2

sejarah

penemu atau perekaMartin Klaproth
tempat penemuanGermany
tarikh penemuan1789
EtimologiNamed for the planet Uranus.
sebutanyoo-RAY-ni-em (Inggeris)

sumber

Abundance
Abundance in Earth's crust
2.7 mg/kg
natural abundance (lautan)
0.0032 mg/L
natural abundance (Tubuh manusia)
0.0000001 %
natural abundance (Meteoroid)
0.00000098 %
natural abundance (Matahari)
0.0000001 %
Abundance in Universe
0.00000002 %

Nuclear Screening Constants