Erbio

Erbio (Er)

chemical element with atomic number 68
Atomic Number68
Atomic Weight167.259
Numero masico166
Group
Period6
Blockf
Protón68 p+
Neutrón98 n0
Electrón68 e-
Animated Modelo atomico de Bohr of Er (Erbio)

Physical Property

Radio Atomico
molar volume
Radio covalent
Metallic Radius
Radio ionico
Crystal Radius
Radio de van der Waals
density
Atomic Radii Of The Elements: Erbio0102030405060708090100110120130140150160170180190200210220230pmRadio AtomicoRadio CovalentMetallic RadiusRadio de van der Waals

Chemical Property

enerchía
proton affinity
Afinidat electronica
ionization energy
ionization energy of Er (Erbio)
Entalpía de vaporización
entalpía de fusión
standard enthalpy of formation
Electrón
electron shell2, 8, 18, 30, 8, 2
Modelo atomico de Bohr: Er (Erbio)
valence electron2
Lewis structure: Er (Erbio)
electron configuration[Xe] 4f12 6s2
1s2 2s2 2p6 3s2 3p6 4s2 3d10 4p6 5s2 4d10 5p6 4f12 6s2
Enhanced Modelo atomico de Bohr of Er (Erbio)
Orbital Diagram of Er (Erbio)
Numero d'oxidación0, 2, 3
Electronegatividat
1.24
Electrophilicity Index
fundamental state of matter
phase of matterSolid
gaseous state of matter
Boiling Point
Melting Point
critical pressure
critical temperature
Punto triple
appearance
Color
Silver
appearancesilvery white
refractive index
thermodynamic material property
Thermal Conductivity
thermal expansion
molar heat capacity
Specific Heat Capacity
heat capacity ratio
electrical properties
typeConductor
electrical conductivity
electrical resistivity
superconductivity
magnetism
typeparamagnetic
magnetic susceptibility (Mass)
0.00000377 m³/Kg
magnetic susceptibility (Molar)
0.000000630566 m³/mol
magnetic susceptibility (Volume)
0.0341788
magnetic ordering
Curie temperature
Néel temperature
structure
Crystal StructureSimple Hexagonal (HEX)
lattice constant
Lattice Anglesπ/2, π/2, 2 π/3
mechanical property
hardness
bulk modulus
shear modulus
Young's modulus
Poisson's ratio
0.24
speed of sound
classification
CategoryLanthanides, Lanthanides
CAS Group
IUPAC Group
Glawe Number22
Mendeleev Number35
Pettifor Number23
Geochemical Classrare earth & related
Goldschmidt classificationlitophile

other

Gas Basicity
polarizability
C6 Dispersion Coefficient
allotrope
Neutron cross section
165
Neutron Mass Absorption
0.036
quantum number3H6
space group194 (P63/mmc)

Isotopes of Erbium

Stable Isotopes3
Unstable Isotopes36
Natural Isotopes6
Isotopic Composition16633.50%16633.50%16826.98%16826.98%16722.87%16722.87%17014.91%17014.91%1641.60%1641.60%1620.14%1620.14%

142Er

Numero masico142
neutron number74
Relative Atomic Mass
g-factor
0
natural abundance
Radioactividat☢️ radioactive element
Periodo de semidesintegración
spin0
nuclear quadrupole moment
0
time of discovery or invention
parity+

decay modeintensity
p (proton emission)

143Er

Numero masico143
neutron number75
Relative Atomic Mass
g-factor
natural abundance
Radioactividat☢️ radioactive element
Periodo de semidesintegración
spin9/2
nuclear quadrupole moment
time of discovery or invention2005
parity-

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

144Er

Numero masico144
neutron number76
Relative Atomic Mass
g-factor
0
natural abundance
Radioactividat☢️ radioactive element
Periodo de semidesintegración
spin0
nuclear quadrupole moment
0
time of discovery or invention2003
parity+

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

145Er

Numero masico145
neutron number77
Relative Atomic Mass
g-factor
natural abundance
Radioactividat☢️ radioactive element
Periodo de semidesintegración
900 ± 200 ms
spin1/2
nuclear quadrupole moment
0
time of discovery or invention1989
parity+

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

146Er

Numero masico146
neutron number78
Relative Atomic Mass
g-factor
0
natural abundance
Radioactividat☢️ radioactive element
Periodo de semidesintegración
1.7 ± 0.6 s
spin0
nuclear quadrupole moment
0
time of discovery or invention1993
parity+

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

147Er

Numero masico147
neutron number79
Relative Atomic Mass
g-factor
natural abundance
Radioactividat☢️ radioactive element
Periodo de semidesintegración
3.2 ± 1.2 s
spin1/2
nuclear quadrupole moment
0
time of discovery or invention1992
parity+

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

148Er

Numero masico148
neutron number80
Relative Atomic Mass
g-factor
0
natural abundance
Radioactividat☢️ radioactive element
Periodo de semidesintegración
4.6 ± 0.2 s
spin0
nuclear quadrupole moment
0
time of discovery or invention1982
parity+

decay modeintensity
β+ (β+ decay; β+ = ϵ + e+)100%
β+ p (β+-delayed proton emission)0.15%

149Er

Numero masico149
neutron number81
Relative Atomic Mass
g-factor
natural abundance
Radioactividat☢️ radioactive element
Periodo de semidesintegración
4 ± 2 s
spin1/2
nuclear quadrupole moment
0
time of discovery or invention1984
parity+

decay modeintensity
β+ (β+ decay; β+ = ϵ + e+)100%
β+ p (β+-delayed proton emission)7%

150Er

Numero masico150
neutron number82
Relative Atomic Mass
g-factor
0
natural abundance
Radioactividat☢️ radioactive element
Periodo de semidesintegración
18.5 ± 0.7 s
spin0
nuclear quadrupole moment
0
time of discovery or invention1982
parity+

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

151Er

Numero masico151
neutron number83
Relative Atomic Mass
g-factor
natural abundance
Radioactividat☢️ radioactive element
Periodo de semidesintegración
23.5 ± 2 s
spin7/2
nuclear quadrupole moment
time of discovery or invention1970
parity-

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

152Er

Numero masico152
neutron number84
Relative Atomic Mass
g-factor
0
natural abundance
Radioactividat☢️ radioactive element
Periodo de semidesintegración
10.3 ± 0.1 s
spin0
nuclear quadrupole moment
0
time of discovery or invention1963
parity+

decay modeintensity
α (α emission)90%
β+ (β+ decay; β+ = ϵ + e+)10%

153Er

Numero masico153
neutron number85
Relative Atomic Mass
g-factor
-0.26628571428571 ± 0.002
natural abundance
Radioactividat☢️ radioactive element
Periodo de semidesintegración
37.1 ± 0.2 s
spin7/2
nuclear quadrupole moment
-0.42 ± 0.02
time of discovery or invention1963
parity-

decay modeintensity
α (α emission)53%
β+ (β+ decay; β+ = ϵ + e+)47%

154Er

Numero masico154
neutron number86
Relative Atomic Mass
g-factor
0
natural abundance
Radioactividat☢️ radioactive element
Periodo de semidesintegración
3.73 ± 0.09 m
spin0
nuclear quadrupole moment
0
time of discovery or invention1963
parity+

decay modeintensity
β+ (β+ decay; β+ = ϵ + e+)100%
α (α emission)0.47%

155Er

Numero masico155
neutron number87
Relative Atomic Mass
g-factor
-0.19028571428571 ± 0.0014285714285714
natural abundance
Radioactividat☢️ radioactive element
Periodo de semidesintegración
5.3 ± 0.3 m
spin7/2
nuclear quadrupole moment
-0.27 ± 0.02
time of discovery or invention1969
parity-

decay modeintensity
β+ (β+ decay; β+ = ϵ + e+)99.978%
α (α emission)0.022%

156Er

Numero masico156
neutron number88
Relative Atomic Mass
g-factor
0
natural abundance
Radioactividat☢️ radioactive element
Periodo de semidesintegración
19.5 ± 1 m
spin0
nuclear quadrupole moment
0
time of discovery or invention1967
parity+

decay modeintensity
β+ (β+ decay; β+ = ϵ + e+)100%
α (α emission)1.2%

157Er

Numero masico157
neutron number89
Relative Atomic Mass
g-factor
-0.274 ± 0.002
natural abundance
Radioactividat☢️ radioactive element
Periodo de semidesintegración
18.65 ± 0.1 m
spin3/2
nuclear quadrupole moment
0.92 ± 0.01
time of discovery or invention1966
parity-

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

158Er

Numero masico158
neutron number90
Relative Atomic Mass
g-factor
0
natural abundance
Radioactividat☢️ radioactive element
Periodo de semidesintegración
2.29 ± 0.06 h
spin0
nuclear quadrupole moment
0
time of discovery or invention1961
parity+

decay modeintensity
ϵ (electron capture)100%

159Er

Numero masico159
neutron number91
Relative Atomic Mass
g-factor
-0.202 ± 0.0013333333333333
natural abundance
Radioactividat☢️ radioactive element
Periodo de semidesintegración
36 ± 1 m
spin3/2
nuclear quadrupole moment
1.17 ± 0.01
time of discovery or invention1962
parity-

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

160Er

Numero masico160
neutron number92
Relative Atomic Mass
g-factor
0
natural abundance
Radioactividat☢️ radioactive element
Periodo de semidesintegración
28.58 ± 0.09 h
spin0
nuclear quadrupole moment
0
time of discovery or invention1954
parity+

decay modeintensity
ϵ (electron capture)100%

161Er

Numero masico161
neutron number93
Relative Atomic Mass
g-factor
-0.24266666666667 ± 0.002
natural abundance
Radioactividat☢️ radioactive element
Periodo de semidesintegración
3.21 ± 0.03 h
spin3/2
nuclear quadrupole moment
1.363 ± 0.008
time of discovery or invention1954
parity-

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

162Er

Numero masico162
neutron number94
Relative Atomic Mass
g-factor
0
natural abundance
0.139 ± 0.005
Radioactividat☢️ radioactive element
Periodo de semidesintegración
spin0
nuclear quadrupole moment
0
time of discovery or invention1938
parity+

decay modeintensity
α (α emission)
+ (double β+ decay)

163Er

Numero masico163
neutron number95
Relative Atomic Mass
g-factor
0.2224 ± 0.0016
natural abundance
Radioactividat☢️ radioactive element
Periodo de semidesintegración
75 ± 0.4 m
spin5/2
nuclear quadrupole moment
2.56 ± 0.02
time of discovery or invention1953
parity-

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

164Er

Numero masico164
neutron number96
Relative Atomic Mass
g-factor
0
natural abundance
1.601 ± 0.003
Radioactividat☢️ radioactive element
Periodo de semidesintegración
spin0
nuclear quadrupole moment
0
time of discovery or invention1938
parity+

decay modeintensity
α (α emission)
+ (double β+ decay)

165Er

Numero masico165
neutron number97
Relative Atomic Mass
g-factor
0.2564 ± 0.0016
natural abundance
Radioactividat☢️ radioactive element
Periodo de semidesintegración
10.36 ± 0.04 h
spin5/2
nuclear quadrupole moment
2.71 ± 0.03
time of discovery or invention1950
parity-

decay modeintensity
ϵ (electron capture)100%

166Er

Numero masico166
neutron number98
Relative Atomic Mass
g-factor
0
natural abundance
33.503 ± 0.036
Radioactividatstable isotope
Periodo de semidesintegraciónNot Radioactive ☢️
spin0
nuclear quadrupole moment
0
time of discovery or invention1934
parity+

167Er

Numero masico167
neutron number99
Relative Atomic Mass
g-factor
-0.16065714285714 ± 0.00011428571428571
natural abundance
22.869 ± 0.009
Radioactividatstable isotope
Periodo de semidesintegraciónNot Radioactive ☢️
spin7/2
nuclear quadrupole moment
3.57 ± 0.03
time of discovery or invention1934
parity+

168Er

Numero masico168
neutron number100
Relative Atomic Mass
g-factor
0
natural abundance
26.978 ± 0.018
Radioactividatstable isotope
Periodo de semidesintegraciónNot Radioactive ☢️
spin0
nuclear quadrupole moment
0
time of discovery or invention1934
parity+

169Er

Numero masico169
neutron number101
Relative Atomic Mass
g-factor
0.9656 ± 0.0008
natural abundance
Radioactividat☢️ radioactive element
Periodo de semidesintegración
9.392 ± 0.018 d
spin1/2
nuclear quadrupole moment
0
time of discovery or invention1956
parity-

decay modeintensity
β (β decay)100%

170Er

Numero masico170
neutron number102
Relative Atomic Mass
g-factor
0
natural abundance
14.91 ± 0.036
Radioactividat☢️ radioactive element
Periodo de semidesintegración
spin0
nuclear quadrupole moment
0
time of discovery or invention1934
parity+

decay modeintensity
(double β decay)
α (α emission)

171Er

Numero masico171
neutron number103
Relative Atomic Mass
g-factor
0.2628 ± 0.004
natural abundance
Radioactividat☢️ radioactive element
Periodo de semidesintegración
7.516 ± 0.002 h
spin5/2
nuclear quadrupole moment
2.86 ± 0.09
time of discovery or invention1938
parity-

decay modeintensity
β (β decay)100%

172Er

Numero masico172
neutron number104
Relative Atomic Mass
g-factor
0
natural abundance
Radioactividat☢️ radioactive element
Periodo de semidesintegración
49.3 ± 0.5 h
spin0
nuclear quadrupole moment
0
time of discovery or invention1956
parity+

decay modeintensity
β (β decay)100%

173Er

Numero masico173
neutron number105
Relative Atomic Mass
g-factor
natural abundance
Radioactividat☢️ radioactive element
Periodo de semidesintegración
1.434 ± 0.017 m
spin7/2
nuclear quadrupole moment
time of discovery or invention1972
parity-

decay modeintensity
β (β decay)100%

174Er

Numero masico174
neutron number106
Relative Atomic Mass
g-factor
0
natural abundance
Radioactividat☢️ radioactive element
Periodo de semidesintegración
3.2 ± 0.2 m
spin0
nuclear quadrupole moment
0
time of discovery or invention1989
parity+

decay modeintensity
β (β decay)100%

175Er

Numero masico175
neutron number107
Relative Atomic Mass
g-factor
natural abundance
Radioactividat☢️ radioactive element
Periodo de semidesintegración
1.2 ± 0.3 m
spin9/2
nuclear quadrupole moment
time of discovery or invention1996
parity+

decay modeintensity
β (β decay)100%

176Er

Numero masico176
neutron number108
Relative Atomic Mass
g-factor
0
natural abundance
Radioactividat☢️ radioactive element
Periodo de semidesintegración
spin0
nuclear quadrupole moment
0
time of discovery or invention2012
parity+

decay modeintensity
β (β decay)

177Er

Numero masico177
neutron number109
Relative Atomic Mass
g-factor
natural abundance
Radioactividat☢️ radioactive element
Periodo de semidesintegración
spin1/2
nuclear quadrupole moment
0
time of discovery or invention2012
parity-

decay modeintensity
β (β decay)

178Er

Numero masico178
neutron number110
Relative Atomic Mass
g-factor
0
natural abundance
Radioactividat☢️ radioactive element
Periodo de semidesintegración
spin0
nuclear quadrupole moment
0
time of discovery or invention2012
parity+

decay modeintensity
β (β decay)

179Er

Numero masico179
neutron number111
Relative Atomic Mass
g-factor
natural abundance
Radioactividat☢️ radioactive element
Periodo de semidesintegración
spin3/2
nuclear quadrupole moment
time of discovery or invention2018
parity-

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

180Er

Numero masico180
neutron number112
Relative Atomic Mass
g-factor
0
natural abundance
Radioactividat☢️ radioactive element
Periodo de semidesintegración
spin0
nuclear quadrupole moment
0
time of discovery or invention2018
parity+

decay modeintensity
β (β decay)
β n (β-delayed neutron emission)
Erbium

historia

discoverer or inventorCarl Mosander
location of discoverySweden
time of discovery or invention1843
EtimolochíaNamed after the Swedish town, Ytterby.
pronunciationUR-bi-em (English)

source

Abundance
Abundance in Earth's crust
natural abundance (ocián)
natural abundance (human body)
natural abundance (meteoroid)
0.000018 %
natural abundance (Sol)
0.0000001 %
Abundance in Universe
0.0000002 %

Nuclear Screening Constants

1s1.3263
2p4.346
2s17.7984
3d13.6397
3p20.3891
3s20.9231
4d35.7288
4f40.0216
4p32.8908
4s31.768
5p50.528
5s48.282
6s59.5238