Eoraipiam

Eoraipiam (Eu)

chemical element with atomic number of 63
Atomic Number63
Atomic Weight151.964
Núicléónuimhir153
Group
Period6
Blockf
prótón63 p+
neodrón90 n0
leictreon63 e-
Animated Samhail Bohr of Eu (Eoraipiam)

Physical Property

Ga Adamhach
molar volume
covalent radius
Metallic Radius
ionic radius
Crystal Radius
Van der Waals radius
dlús
Atomic Radii Of The Elements: Eoraipiam0102030405060708090100110120130140150160170180190200210220230240pmGa AdamhachCovalent RadiusMetallic RadiusVan der Waals radius

Chemical Property

fuinneamh
proton affinity
electron affinity
ionization energy
ionization energy of Eu (Eoraipiam)
enthalpy of vaporization
enthalpy of fusion
eantalpacht chaighdeánach an fhoirmithe
leictreon
electron shell2, 8, 18, 25, 8, 2
Samhail Bohr: Eu (Eoraipiam)
Fiúsleictreon2
Struchtúr Lewis: Eu (Eoraipiam)
cumraíocht leictreon[Xe] 4f7 6s2
1s2 2s2 2p6 3s2 3p6 4s2 3d10 4p6 5s2 4d10 5p6 4f7 6s2
Enhanced Samhail Bohr of Eu (Eoraipiam)
Orbital Diagram of Eu (Eoraipiam)
Staid ocsaídiúcháine0, 2, 3
Leictridhiúltacht
Electrophilicity Index
fundamental state of matter
phase of matterSolid
gaseous state of matter
Boiling Point
Melting Point
critical pressure
critical temperature
triple point
appearance
dath
Silver
appearance
Comhéifeacht athraonta
thermodynamic material property
Thermal Conductivity
Forbairt theirmeach
molar heat capacity
Specific Heat Capacity
Cóimheas saintoilleadh teasa
electrical properties
typeConductor
electrical conductivity
Friotachas
Forsheoltacht
Maighnéadas
typeparamagnetic
So-ghabhálacht mhaighnéadach (Mass)
0.000000276 m³/Kg
So-ghabhálacht mhaighnéadach (Molar)
0.000000041942 m³/mol
So-ghabhálacht mhaighnéadach (Volume)
0.0014473
magnetic ordering
Teocht Curie
Néel temperature
struchtúr
Crystal StructureBody Centered Cubic (BCC)
lattice constant
Lattice Anglesπ/2, π/2, π/2
airíonna meicniúla
Cruas
Modal toirte
modal fiartha
modal Young
Cóimheas Poisson
0.15
luas forleata fuaime
aicmiúchán
CategoryLanthanides, Lanthanides
CAS Group
IUPAC Group
Glawe Number17
Mendeleev Number25
Pettifor Number18
Geochemical Classrare earth & related
Goldschmidt classificationlitophile

eile

Gas Basicity
polarizability
C6 Dispersion Coefficient
allotrope
Crosghearradh
4,570
Neutron Mass Absorption
0.6
Uimhir chandamach8S7/2
space group229 (Im_3m)

Isotopes of Europium

Stable Isotopes1
Unstable Isotopes40
Natural Isotopes2
Isotopic Composition15352.19%15352.19%15147.81%15147.81%

130Eu

Núicléónuimhir130
neutron number67
Mais Adamhach Choibhneasta
G-fhachtóir
natural abundance
Meath radaighníomhach☢️ radioactive element
leathré
1 ± 0.4 ms
Guairne1
nuclear quadrupole moment
dáta fionnachtana nó tionscnaimh2004
Paireacht+

decay modeintensity
p (proton emission)100%
β+ (β+ decay; β+ = ϵ + e+)
β+ p (β+-delayed proton emission)

131Eu

Núicléónuimhir131
neutron number68
Mais Adamhach Choibhneasta
G-fhachtóir
natural abundance
Meath radaighníomhach☢️ radioactive element
leathré
17.8 ± 1.9 ms
Guairne3/2
nuclear quadrupole moment
dáta fionnachtana nó tionscnaimh1998
Paireacht+

decay modeintensity
p (proton emission)89%
β+ (β+ decay; β+ = ϵ + e+)
β+ p (β+-delayed proton emission)

132Eu

Núicléónuimhir132
neutron number69
Mais Adamhach Choibhneasta
G-fhachtóir
natural abundance
Meath radaighníomhach☢️ radioactive element
leathré
Guairne1
nuclear quadrupole moment
dáta fionnachtana nó tionscnaimh
Paireacht+

decay modeintensity
β+ (β+ decay; β+ = ϵ + e+)
β+ p (β+-delayed proton emission)
p (proton emission)0%

133Eu

Núicléónuimhir133
neutron number70
Mais Adamhach Choibhneasta
G-fhachtóir
natural abundance
Meath radaighníomhach☢️ radioactive element
leathré
Guairne5/2
nuclear quadrupole moment
dáta fionnachtana nó tionscnaimh
Paireacht+

decay modeintensity
β+ (β+ decay; β+ = ϵ + e+)
β+ p (β+-delayed proton emission)

134Eu

Núicléónuimhir134
neutron number71
Mais Adamhach Choibhneasta
G-fhachtóir
natural abundance
Meath radaighníomhach☢️ radioactive element
leathré
500 ± 200 ms
Guairne
nuclear quadrupole moment
dáta fionnachtana nó tionscnaimh1989
Paireacht

decay modeintensity
β+ (β+ decay; β+ = ϵ + e+)100%
β+ p (β+-delayed proton emission)

135Eu

Núicléónuimhir135
neutron number72
Mais Adamhach Choibhneasta
G-fhachtóir
natural abundance
Meath radaighníomhach☢️ radioactive element
leathré
1.5 ± 0.2 s
Guairne5/2
nuclear quadrupole moment
dáta fionnachtana nó tionscnaimh1989
Paireacht+

decay modeintensity
β+ (β+ decay; β+ = ϵ + e+)100%
β+ p (β+-delayed proton emission)

136Eu

Núicléónuimhir136
neutron number73
Mais Adamhach Choibhneasta
G-fhachtóir
natural abundance
Meath radaighníomhach☢️ radioactive element
leathré
3.3 ± 0.3 s
Guairne6
nuclear quadrupole moment
dáta fionnachtana nó tionscnaimh1987
Paireacht+

decay modeintensity
β+ (β+ decay; β+ = ϵ + e+)100%
β+ p (β+-delayed proton emission)0.09%

137Eu

Núicléónuimhir137
neutron number74
Mais Adamhach Choibhneasta
G-fhachtóir
natural abundance
Meath radaighníomhach☢️ radioactive element
leathré
8.4 ± 0.5 s
Guairne5/2
nuclear quadrupole moment
dáta fionnachtana nó tionscnaimh1982
Paireacht+

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

138Eu

Núicléónuimhir138
neutron number75
Mais Adamhach Choibhneasta
G-fhachtóir
0.88333333333333 ± 0.11666666666667
natural abundance
Meath radaighníomhach☢️ radioactive element
leathré
Guairne2
nuclear quadrupole moment
dáta fionnachtana nó tionscnaimh1982
Paireacht-

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

139Eu

Núicléónuimhir139
neutron number76
Mais Adamhach Choibhneasta
G-fhachtóir
1.1090909090909 ± 0.14545454545455
natural abundance
Meath radaighníomhach☢️ radioactive element
leathré
17.9 ± 0.6 s
Guairne11/2
nuclear quadrupole moment
dáta fionnachtana nó tionscnaimh1975
Paireacht

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

140Eu

Núicléónuimhir140
neutron number77
Mais Adamhach Choibhneasta
G-fhachtóir
1.362 ± 0.013
natural abundance
Meath radaighníomhach☢️ radioactive element
leathré
1.51 ± 0.02 s
Guairne1
nuclear quadrupole moment
dáta fionnachtana nó tionscnaimh1982
Paireacht+

decay modeintensity
β+ (β+ decay; β+ = ϵ + e+)100%
e+ (positron emission)95.1%
ϵ (electron capture)4.9%

141Eu

Núicléónuimhir141
neutron number78
Mais Adamhach Choibhneasta
G-fhachtóir
1.3944 ± 0.0032
natural abundance
Meath radaighníomhach☢️ radioactive element
leathré
40.7 ± 0.7 s
Guairne5/2
nuclear quadrupole moment
0.85 ± 0.04
dáta fionnachtana nó tionscnaimh1977
Paireacht+

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

142Eu

Núicléónuimhir142
neutron number79
Mais Adamhach Choibhneasta
G-fhachtóir
1.532 ± 0.019
natural abundance
Meath radaighníomhach☢️ radioactive element
leathré
2.36 ± 0.1 s
Guairne1
nuclear quadrupole moment
0.12 ± 0.05
dáta fionnachtana nó tionscnaimh1966
Paireacht+

decay modeintensity
β+ (β+ decay; β+ = ϵ + e+)100%
e+ (positron emission)89.9%
ϵ (electron capture)10.1%

143Eu

Núicléónuimhir143
neutron number80
Mais Adamhach Choibhneasta
G-fhachtóir
1.4656 ± 0.0032
natural abundance
Meath radaighníomhach☢️ radioactive element
leathré
2.59 ± 0.02 m
Guairne5/2
nuclear quadrupole moment
0.51 ± 0.03
dáta fionnachtana nó tionscnaimh1965
Paireacht+

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

144Eu

Núicléónuimhir144
neutron number81
Mais Adamhach Choibhneasta
G-fhachtóir
1.888 ± 0.013
natural abundance
Meath radaighníomhach☢️ radioactive element
leathré
10.2 ± 0.1 s
Guairne1
nuclear quadrupole moment
0.1 ± 0.03
dáta fionnachtana nó tionscnaimh1965
Paireacht+

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

145Eu

Núicléónuimhir145
neutron number82
Mais Adamhach Choibhneasta
G-fhachtóir
1.5932 ± 0.0028
natural abundance
Meath radaighníomhach☢️ radioactive element
leathré
5.93 ± 0.04 d
Guairne5/2
nuclear quadrupole moment
0.29 ± 0.02
dáta fionnachtana nó tionscnaimh1951
Paireacht+

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

146Eu

Núicléónuimhir146
neutron number83
Mais Adamhach Choibhneasta
G-fhachtóir
0.3555 ± 0.00275
natural abundance
Meath radaighníomhach☢️ radioactive element
leathré
4.61 ± 0.03 d
Guairne4
nuclear quadrupole moment
-0.18 ± 0.06
dáta fionnachtana nó tionscnaimh1957
Paireacht-

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

147Eu

Núicléónuimhir147
neutron number84
Mais Adamhach Choibhneasta
G-fhachtóir
1.486 ± 0.0032
natural abundance
Meath radaighníomhach☢️ radioactive element
leathré
24.1 ± 0.6 d
Guairne5/2
nuclear quadrupole moment
0.55 ± 0.03
dáta fionnachtana nó tionscnaimh1951
Paireacht+

decay modeintensity
β+ (β+ decay; β+ = ϵ + e+)100%
α (α emission)0.0022%

148Eu

Núicléónuimhir148
neutron number85
Mais Adamhach Choibhneasta
G-fhachtóir
0.4668 ± 0.002
natural abundance
Meath radaighníomhach☢️ radioactive element
leathré
54.5 ± 0.5 d
Guairne5
nuclear quadrupole moment
0.35 ± 0.06
dáta fionnachtana nó tionscnaimh1951
Paireacht-

decay modeintensity
β+ (β+ decay; β+ = ϵ + e+)100%
α (α emission)9.4%

149Eu

Núicléónuimhir149
neutron number86
Mais Adamhach Choibhneasta
G-fhachtóir
1.4224 ± 0.0024
natural abundance
Meath radaighníomhach☢️ radioactive element
leathré
93.1 ± 0.4 d
Guairne5/2
nuclear quadrupole moment
0.75 ± 0.02
dáta fionnachtana nó tionscnaimh1959
Paireacht+

decay modeintensity
ϵ (electron capture)100%

150Eu

Núicléónuimhir150
neutron number87
Mais Adamhach Choibhneasta
G-fhachtóir
0.5404 ± 0.0022
natural abundance
Meath radaighníomhach☢️ radioactive element
leathré
36.9 ± 0.9 y
Guairne5
nuclear quadrupole moment
1.13 ± 0.05
dáta fionnachtana nó tionscnaimh1950
Paireacht-

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

151Eu

Núicléónuimhir151
neutron number88
Mais Adamhach Choibhneasta
G-fhachtóir
1.3854 ± 0.001
natural abundance
47.81 ± 0.06
Meath radaighníomhach☢️ radioactive element
leathré
4.6 ± 1.2 Ey
Guairne5/2
nuclear quadrupole moment
0.903 ± 0.01
dáta fionnachtana nó tionscnaimh1933
Paireacht+

decay modeintensity
α (α emission)100%

152Eu

Núicléónuimhir152
neutron number89
Mais Adamhach Choibhneasta
G-fhachtóir
-0.64513333333333 ± 0.00056666666666667
natural abundance
Meath radaighníomhach☢️ radioactive element
leathré
13.517 ± 0.006 y
Guairne3
nuclear quadrupole moment
2.72 ± 0.03
dáta fionnachtana nó tionscnaimh1938
Paireacht-

decay modeintensity
β+ (β+ decay; β+ = ϵ + e+)72.08%
β (β decay)27.92%

153Eu

Núicléónuimhir153
neutron number90
Mais Adamhach Choibhneasta
G-fhachtóir
0.61176 ± 0.00044
natural abundance
52.19 ± 0.06
Meath radaighníomhachstable isotope
leathréNot Radioactive ☢️
Guairne5/2
nuclear quadrupole moment
2.41 ± 0.02
dáta fionnachtana nó tionscnaimh1933
Paireacht+

154Eu

Núicléónuimhir154
neutron number91
Mais Adamhach Choibhneasta
G-fhachtóir
-0.66666666666667 ± 0.002
natural abundance
Meath radaighníomhach☢️ radioactive element
leathré
8.592 ± 0.003 y
Guairne3
nuclear quadrupole moment
2.85 ± 0.1
dáta fionnachtana nó tionscnaimh1947
Paireacht-

decay modeintensity
β (β decay)99.982%
ϵ (electron capture)0.018%

155Eu

Núicléónuimhir155
neutron number92
Mais Adamhach Choibhneasta
G-fhachtóir
0.6064 ± 0.0008
natural abundance
Meath radaighníomhach☢️ radioactive element
leathré
4.742 ± 0.008 y
Guairne5/2
nuclear quadrupole moment
2.5 ± 0.3
dáta fionnachtana nó tionscnaimh1947
Paireacht+

decay modeintensity
β (β decay)100%

156Eu

Núicléónuimhir156
neutron number93
Mais Adamhach Choibhneasta
G-fhachtóir
0
natural abundance
Meath radaighníomhach☢️ radioactive element
leathré
15.19 ± 0.08 d
Guairne0
nuclear quadrupole moment
0
dáta fionnachtana nó tionscnaimh1947
Paireacht+

decay modeintensity
β (β decay)100%

157Eu

Núicléónuimhir157
neutron number94
Mais Adamhach Choibhneasta
G-fhachtóir
0.6 ± 0.008
natural abundance
Meath radaighníomhach☢️ radioactive element
leathré
15.18 ± 0.03 h
Guairne5/2
nuclear quadrupole moment
2.6 ± 0.3
dáta fionnachtana nó tionscnaimh1951
Paireacht+

decay modeintensity
β (β decay)100%

158Eu

Núicléónuimhir158
neutron number95
Mais Adamhach Choibhneasta
G-fhachtóir
1.44 ± 0.02
natural abundance
Meath radaighníomhach☢️ radioactive element
leathré
45.9 ± 0.2 m
Guairne1
nuclear quadrupole moment
0.66 ± 0.14
dáta fionnachtana nó tionscnaimh1951
Paireacht-

decay modeintensity
β (β decay)100%

159Eu

Núicléónuimhir159
neutron number96
Mais Adamhach Choibhneasta
G-fhachtóir
0.552 ± 0.008
natural abundance
Meath radaighníomhach☢️ radioactive element
leathré
18.1 ± 0.1 m
Guairne5/2
nuclear quadrupole moment
2.7 ± 0.3
dáta fionnachtana nó tionscnaimh1961
Paireacht+

decay modeintensity
β (β decay)100%

160Eu

Núicléónuimhir160
neutron number97
Mais Adamhach Choibhneasta
G-fhachtóir
natural abundance
Meath radaighníomhach☢️ radioactive element
leathré
42.6 ± 0.5 s
Guairne5
nuclear quadrupole moment
dáta fionnachtana nó tionscnaimh1973
Paireacht-

decay modeintensity
β (β decay)100%

161Eu

Núicléónuimhir161
neutron number98
Mais Adamhach Choibhneasta
G-fhachtóir
natural abundance
Meath radaighníomhach☢️ radioactive element
leathré
26.2 ± 2.3 s
Guairne5/2
nuclear quadrupole moment
dáta fionnachtana nó tionscnaimh1986
Paireacht+

decay modeintensity
β (β decay)100%

162Eu

Núicléónuimhir162
neutron number99
Mais Adamhach Choibhneasta
G-fhachtóir
natural abundance
Meath radaighníomhach☢️ radioactive element
leathré
Guairne1
nuclear quadrupole moment
dáta fionnachtana nó tionscnaimh1987
Paireacht+

decay modeintensity
β (β decay)100%

163Eu

Núicléónuimhir163
neutron number100
Mais Adamhach Choibhneasta
G-fhachtóir
natural abundance
Meath radaighníomhach☢️ radioactive element
leathré
7.7 ± 0.4 s
Guairne5/2
nuclear quadrupole moment
dáta fionnachtana nó tionscnaimh2007
Paireacht+

decay modeintensity
β (β decay)100%

164Eu

Núicléónuimhir164
neutron number101
Mais Adamhach Choibhneasta
G-fhachtóir
natural abundance
Meath radaighníomhach☢️ radioactive element
leathré
4.16 ± 0.19 s
Guairne3
nuclear quadrupole moment
dáta fionnachtana nó tionscnaimh2007
Paireacht-

decay modeintensity
β (β decay)100%

165Eu

Núicléónuimhir165
neutron number102
Mais Adamhach Choibhneasta
G-fhachtóir
natural abundance
Meath radaighníomhach☢️ radioactive element
leathré
2.53 ± 0.25 s
Guairne5/2
nuclear quadrupole moment
dáta fionnachtana nó tionscnaimh2007
Paireacht+

decay modeintensity
β (β decay)100%
β n (β-delayed neutron emission)

166Eu

Núicléónuimhir166
neutron number103
Mais Adamhach Choibhneasta
G-fhachtóir
0
natural abundance
Meath radaighníomhach☢️ radioactive element
leathré
1.24 ± 0.12 s
Guairne0
nuclear quadrupole moment
0
dáta fionnachtana nó tionscnaimh2007
Paireacht-

decay modeintensity
β (β decay)100%
β n (β-delayed neutron emission)

167Eu

Núicléónuimhir167
neutron number104
Mais Adamhach Choibhneasta
G-fhachtóir
natural abundance
Meath radaighníomhach☢️ radioactive element
leathré
1.33 ± 0.51 s
Guairne5/2
nuclear quadrupole moment
dáta fionnachtana nó tionscnaimh2012
Paireacht+

decay modeintensity
β (β decay)100%
β n (β-delayed neutron emission)

168Eu

Núicléónuimhir168
neutron number105
Mais Adamhach Choibhneasta
G-fhachtóir
natural abundance
Meath radaighníomhach☢️ radioactive element
leathré
200 ± 100 ms
Guairne6
nuclear quadrupole moment
dáta fionnachtana nó tionscnaimh2012
Paireacht-

decay modeintensity
β (β decay)100%
β n (β-delayed neutron emission)

169Eu

Núicléónuimhir169
neutron number106
Mais Adamhach Choibhneasta
G-fhachtóir
natural abundance
Meath radaighníomhach☢️ radioactive element
leathré
Guairne5/2
nuclear quadrupole moment
dáta fionnachtana nó tionscnaimh2018
Paireacht+

decay modeintensity
β (β decay)

170Eu

Núicléónuimhir170
neutron number107
Mais Adamhach Choibhneasta
G-fhachtóir
natural abundance
Meath radaighníomhach☢️ radioactive element
leathré
Guairne
nuclear quadrupole moment
dáta fionnachtana nó tionscnaimh
Paireacht

decay modeintensity
β (β decay)
β n (β-delayed neutron emission)
Eu-Block

stair

fionnachtaí nó aireagóirEugène Demarçay
áit ar tháinig air/uirthiFrance
dáta fionnachtana nó tionscnaimh1901
SanasaíochtNamed for the continent of Europe.
pronunciationyoo-RO-pi-em (Béarla)

foinse

Abundance
Abundance in Earth's crust
natural abundance (aigéan)
natural abundance (corp an duine)
natural abundance (dreigeoideach)
0.0000059 %
natural abundance (An Ghrian)
0.00000005 %
Abundance in Universe
0.00000005 %

Nuclear Screening Constants

1s1.2391
2p4.282
2s16.5292
3d13.7472
3p19.716
3s20.1318
4d34.0592
4f38.68
4p31.1252
4s30.132
5p46.445
5s44.41
6s54.8784