Uraan

Uraan (U)

radioactive, metallic element with the atomic number 92
Atomic Number92
Atomic Weight238.02891
Massagetal238
Group
Period7
Blockf
proton92 p+
neutron146 n0
elektron92 e-
Animated Bohr model of U (Uraan)

Physical Property

Atoomradius
molar volume
Covalent Radius
Metallic Radius
Ioonradius
Crystal Radius
Van der Waals radius
density
Atomic Radii Of The Elements: Uraan0102030405060708090100110120130140150160170180190200210220230240250pmAtoomradiusCovalent RadiusMetallic RadiusVan der Waals radius

Chemical Property

energie
proton affinity
electron affinity
ionization energy
ionization energy of U (Uraan)
Verdampingswarmte
smeltingswarmte
Vormingsentalpie
elektron
Elektronskil2, 8, 18, 32, 21, 9, 2
Bohr model: U (Uraan)
Valenselektrone2
Lewisteorie: U (Uraan)
elektronkonfigurasie[Rn] 5f3 6d1 7s2
1s2 2s2 2p6 3s2 3p6 4s2 3d10 4p6 5s2 4d10 5p6 6s2 4f14 5d10 6p6 5f3 6d1 7s2
Enhanced Bohr model of U (Uraan)
Orbital Diagram of U (Uraan)
Oksidasietoestand-1, 1, 2, 3, 4, 5, 6
Elektronegatiwiteit
1.7
Electrophilicity Index
fundamental state of matter
phase of matterSolid
gaseous state of matter
Boiling Point
Melting Point
critical pressure
critical temperature
triple point
appearance
kleur
Silver
appearance
Brekingsindeks
thermodynamic material property
Thermal Conductivity
thermal expansion
molar heat capacity
Specific Heat Capacity
heat capacity ratio
electrical properties
typeConductor
Geleidingsvermoë
Elektriese resistiwiteit
superconductivity
Magnetisme
typeparamagnetic
magnetic susceptibility (Mass)
0,0000000216 m³/Kg
magnetic susceptibility (Molar)
0,00000000514 m³/mol
magnetic susceptibility (Volume)
0,000411
magnetic ordering
Curie temperature
Néel temperature
structure
Crystal StructureBase Centered Orthorhombic (ORC)
lattice constant
Lattice Anglesπ/2, π/2, π/2
mechanical property
hardness
Massamodulus
Skuifmodulus
Young se modulus
Poisson se verhouding
0,23
Spoed van klank
classification
CategoryActinides, Actinides
CAS Group
IUPAC Group
Glawe Number36
Mendeleev Number20
Pettifor Number45
Geochemical Classrare earth & related
Goldschmidt classificationlitophile

other

Gas Basicity
polarizability
C6 Dispersion Coefficient
allotrope
Neutron cross section
7,57
Neutron Mass Absorption
0,0005
quantum number5L6
Ruimtegroep63 (Cmcm)

Isotopes of Uranium

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

215U

Massagetal215
neutron number123
Relative Atomic Mass
g-factor
natural abundance
radioaktiwiteit☢️ radioactive element
Halfleeftyd
1,4 ± 0,9 ms
spin5/2
nuclear quadrupole moment
ontdekkingsdatum2015
parity-

decay modeintensity
α (α emission)
β+ (β+ decay; β+ = ϵ + e+)

216U

Massagetal216
neutron number124
Relative Atomic Mass
g-factor
0
natural abundance
radioaktiwiteit☢️ radioactive element
Halfleeftyd
6,9 ± 2,9 ms
spin0
nuclear quadrupole moment
0
ontdekkingsdatum2015
parity+

decay modeintensity
α (α emission)100%

217U

Massagetal217
neutron number125
Relative Atomic Mass
g-factor
natural abundance
radioaktiwiteit☢️ radioactive element
Halfleeftyd
850 ± 710 us
spin1/2
nuclear quadrupole moment
0
ontdekkingsdatum2000
parity-

decay modeintensity
α (α emission)100%
β (β decay)

218U

Massagetal218
neutron number126
Relative Atomic Mass
g-factor
0
natural abundance
radioaktiwiteit☢️ radioactive element
Halfleeftyd
354 ± 91 us
spin0
nuclear quadrupole moment
0
ontdekkingsdatum1992
parity+

decay modeintensity
α (α emission)100%

219U

Massagetal219
neutron number127
Relative Atomic Mass
g-factor
natural abundance
radioaktiwiteit☢️ radioactive element
Halfleeftyd
60 ± 7 us
spin9/2
nuclear quadrupole moment
ontdekkingsdatum1993
parity+

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

220U

Massagetal220
neutron number128
Relative Atomic Mass
g-factor
0
natural abundance
radioaktiwiteit☢️ radioactive element
Halfleeftyd
spin0
nuclear quadrupole moment
0
ontdekkingsdatum
parity+

decay modeintensity
α (α emission)
β+ (β+ decay; β+ = ϵ + e+)

221U

Massagetal221
neutron number129
Relative Atomic Mass
g-factor
natural abundance
radioaktiwiteit☢️ radioactive element
Halfleeftyd
660 ± 140 ns
spin9/2
nuclear quadrupole moment
ontdekkingsdatum2015
parity+

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

222U

Massagetal222
neutron number130
Relative Atomic Mass
g-factor
0
natural abundance
radioaktiwiteit☢️ radioactive element
Halfleeftyd
4,7 ± 0,7 us
spin0
nuclear quadrupole moment
0
ontdekkingsdatum1983
parity+

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

223U

Massagetal223
neutron number131
Relative Atomic Mass
g-factor
natural abundance
radioaktiwiteit☢️ radioactive element
Halfleeftyd
65 ± 12 us
spin7/2
nuclear quadrupole moment
ontdekkingsdatum1991
parity+

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

224U

Massagetal224
neutron number132
Relative Atomic Mass
g-factor
0
natural abundance
radioaktiwiteit☢️ radioactive element
Halfleeftyd
396 ± 17 us
spin0
nuclear quadrupole moment
0
ontdekkingsdatum1991
parity+

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

225U

Massagetal225
neutron number133
Relative Atomic Mass
g-factor
natural abundance
radioaktiwiteit☢️ radioactive element
Halfleeftyd
62 ± 4 ms
spin5/2
nuclear quadrupole moment
ontdekkingsdatum1989
parity+

decay modeintensity
α (α emission)100%

226U

Massagetal226
neutron number134
Relative Atomic Mass
g-factor
0
natural abundance
radioaktiwiteit☢️ radioactive element
Halfleeftyd
269 ± 6 ms
spin0
nuclear quadrupole moment
0
ontdekkingsdatum1973
parity+

decay modeintensity
α (α emission)100%

227U

Massagetal227
neutron number135
Relative Atomic Mass
g-factor
natural abundance
radioaktiwiteit☢️ radioactive element
Halfleeftyd
1,1 ± 0,1 m
spin3/2
nuclear quadrupole moment
ontdekkingsdatum1952
parity+

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

228U

Massagetal228
neutron number136
Relative Atomic Mass
g-factor
0
natural abundance
radioaktiwiteit☢️ radioactive element
Halfleeftyd
9,1 ± 0,2 m
spin0
nuclear quadrupole moment
0
ontdekkingsdatum1949
parity+

decay modeintensity
α (α emission)97.5%
ϵ (electron capture)2.5%

229U

Massagetal229
neutron number137
Relative Atomic Mass
g-factor
natural abundance
radioaktiwiteit☢️ radioactive element
Halfleeftyd
57,8 ± 0,5 m
spin3/2
nuclear quadrupole moment
ontdekkingsdatum1949
parity+

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

230U

Massagetal230
neutron number138
Relative Atomic Mass
g-factor
0
natural abundance
radioaktiwiteit☢️ radioactive element
Halfleeftyd
20,23 ± 0,02 d
spin0
nuclear quadrupole moment
0
ontdekkingsdatum1948
parity+

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

231U

Massagetal231
neutron number139
Relative Atomic Mass
g-factor
natural abundance
radioaktiwiteit☢️ radioactive element
Halfleeftyd
4,2 ± 0,1 d
spin5/2
nuclear quadrupole moment
ontdekkingsdatum1949
parity+

decay modeintensity
ϵ (electron capture)100%
α (α emission)0.004%

232U

Massagetal232
neutron number140
Relative Atomic Mass
g-factor
0
natural abundance
radioaktiwiteit☢️ radioactive element
Halfleeftyd
68,9 ± 0,4 y
spin0
nuclear quadrupole moment
0
ontdekkingsdatum1949
parity+

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

233U

Massagetal233
neutron number141
Relative Atomic Mass
g-factor
-0,236 ± 0,02
natural abundance
radioaktiwiteit☢️ radioactive element
Halfleeftyd
159,19 ± 0,15 ky
spin5/2
nuclear quadrupole moment
3,663 ± 0,008
ontdekkingsdatum1947
parity+

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

234U

Massagetal234
neutron number142
Relative Atomic Mass
g-factor
0
natural abundance
0,0054 ± 0,0005
radioaktiwiteit☢️ radioactive element
Halfleeftyd
245,5 ± 0,6 ky
spin0
nuclear quadrupole moment
0
ontdekkingsdatum1912
parity+

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

235U

Massagetal235
neutron number143
Relative Atomic Mass
g-factor
-0,10857142857143 ± 0,0085714285714286
natural abundance
0,7204 ± 0,0006
radioaktiwiteit☢️ radioactive element
Halfleeftyd
704 ± 1 My
spin7/2
nuclear quadrupole moment
4,936 ± 0,006
ontdekkingsdatum1935
parity-

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

236U

Massagetal236
neutron number144
Relative Atomic Mass
g-factor
0
natural abundance
radioaktiwiteit☢️ radioactive element
Halfleeftyd
23,42 ± 0,04 My
spin0
nuclear quadrupole moment
0
ontdekkingsdatum1951
parity+

decay modeintensity
α (α emission)100%
SF (spontaneous fission)9.4%

237U

Massagetal237
neutron number145
Relative Atomic Mass
g-factor
natural abundance
radioaktiwiteit☢️ radioactive element
Halfleeftyd
6,752 ± 0,002 d
spin1/2
nuclear quadrupole moment
0
ontdekkingsdatum1940
parity+

decay modeintensity
β (β decay)100%

238U

Massagetal238
neutron number146
Relative Atomic Mass
g-factor
0
natural abundance
99,2742 ± 0,001
radioaktiwiteit☢️ radioactive element
Halfleeftyd
4,463 ± 0,003 Gy
spin0
nuclear quadrupole moment
0
ontdekkingsdatum1896
parity+

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

239U

Massagetal239
neutron number147
Relative Atomic Mass
g-factor
natural abundance
radioaktiwiteit☢️ radioactive element
Halfleeftyd
23,45 ± 0,02 m
spin5/2
nuclear quadrupole moment
ontdekkingsdatum1937
parity+

decay modeintensity
β (β decay)100%

240U

Massagetal240
neutron number148
Relative Atomic Mass
g-factor
0
natural abundance
radioaktiwiteit☢️ radioactive element
Halfleeftyd
14,1 ± 0,1 h
spin0
nuclear quadrupole moment
0
ontdekkingsdatum1953
parity+

decay modeintensity
β (β decay)100%
α (α emission)

241U

Massagetal241
neutron number149
Relative Atomic Mass
g-factor
natural abundance
radioaktiwiteit☢️ radioactive element
Halfleeftyd
spin7/2
nuclear quadrupole moment
ontdekkingsdatum
parity+

decay modeintensity
β (β decay)

242U

Massagetal242
neutron number150
Relative Atomic Mass
g-factor
0
natural abundance
radioaktiwiteit☢️ radioactive element
Halfleeftyd
16,8 ± 0,5 m
spin0
nuclear quadrupole moment
0
ontdekkingsdatum1979
parity+

decay modeintensity
β (β decay)100%

243U

Massagetal243
neutron number151
Relative Atomic Mass
g-factor
natural abundance
radioaktiwiteit☢️ radioactive element
Halfleeftyd
spin9/2
nuclear quadrupole moment
ontdekkingsdatum
parity-

decay modeintensity
β (β decay)
Uranium2

geskiedenis

Ontdek deurMartin Klaproth
ligging van ontdekkingGermany
ontdekkingsdatum1789
etimologieNamed for the planet Uranus.
uitspraakyoo-RAY-ni-em (Engels)

source

Abundance
Abundance in Earth's crust
natural abundance (oseaan)
natural abundance (human body)
0,0000001 %
natural abundance (Meteoroïde)
0,00000098 %
natural abundance (Son)
0,0000001 %
Abundance in Universe
0,00000002 %

Nuclear Screening Constants