Erbium

Erbium (Er)

chemical element with atomic number 68
Atomic Number68
Atomic Weight167.259
Nombor jisim166
Group
Period6
Blockf
proton68 p+
neutron98 n0
Elektron68 e-
Animated Model Bohr of Er (Erbium)

Sifat Fizikal

Jejari Atom
175 pm
molar volume
Jejari kovalen
165 pm
Metallic Radius
ionic radius
89 pm
Crystal Radius
103 pm
Jejari van der Waals
229 pm
ketumpatan
9.07 g/cm³
Atomic Radii Of The Elements: Erbium0102030405060708090100110120130140150160170180190200210220230pmJejari AtomJejari KovalenMetallic RadiusJejari van der Waals

Sifat Kimia

tenaga
proton affinity
Pertalian elektron
ionization energy
ionization energy of Er (Erbium)
Entalpi pengewapan
317 kJ/mol
entalpi pelakuran
standard enthalpy of formation
316.4 kJ/mol
Elektron
Petala elektron2, 8, 18, 30, 8, 2
Model Bohr: Er (Erbium)
Elektron valens2
Teori ion Lewis: Er (Erbium)
tatarajah elektron[Xe] 4f12 6s2
1s2 2s2 2p6 3s2 3p6 4s2 3d10 4p6 5s2 4d10 5p6 4f12 6s2
Enhanced Model Bohr of Er (Erbium)
Orbital Diagram of Er (Erbium)
Keadaan pengoksidaan0, 2, 3
Keelektronegatifan
1.24
Electrophilicity Index
keadaan jirim asas
fasa jirimSolid
gaseous state of matter
Boiling Point
3,141.15 K
Melting Point
1,802.15 K
critical pressure
critical temperature
triple point
rupa
warna
Silver
rupasilvery white
indeks biasan
sifat bahan
Thermal Conductivity
Pengembangan terma
0.0000122 1/K
molar heat capacity
28.12 J/(mol K)
Specific Heat Capacity
0.168 J/(g⋅K)
heat capacity ratio
electrical properties
typeConductor
Kekonduksian elektrik
1.2 MS/m
Kerintangan dan kekonduksian elektrik
0.00000086 m Ω
Kesuperkonduksian
kemagnetan
typeparamagnetic
magnetic susceptibility (Mass)
0.00000377 m³/Kg
magnetic susceptibility (Molar)
0.000000630566 m³/mol
magnetic susceptibility (Volume)
0.0341788
magnetic ordering
Suhu Curie
32 K
Néel temperature
82 K
struktur
Crystal StructureSimple Hexagonal (HEX)
lattice constant
3.56 Å
Lattice Anglesπ/2, π/2, 2 π/3
mechanical property
hardness
Modulus pukal
44 GPa
shear modulus
28 GPa
Young's modulus
70 GPa
Nisbah Poisson
0.24
Kelajuan bunyi
2,830 m/s
pengelasan
CategoryLanthanides, Lanthanides
CAS Group
IUPAC Group
Glawe Number22
Mendeleev Number35
Pettifor Number23
Geochemical Classrare earth & related
Goldschmidt classificationlitophile

other

Gas Basicity
polarizability
150 ± 10 a₀
C6 Dispersion Coefficient
allotrope
Neutron cross section
165
Neutron Mass Absorption
0.036
Nombor kuantum3H6
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

Nombor jisim142
nombor neutron74
jisim atom relatif
141.970016 ± 0.000537 Da
g-factor
0
natural abundance
Reputan radioaktif☢️ radioactive element
setengah hayat
Spin0
nuclear quadrupole moment
0
tarikh penemuan
parity+

decay modeKeamatan (fizik)
p (proton emission)

143Er

Nombor jisim143
nombor neutron75
jisim atom relatif
142.966548 ± 0.000429 Da
g-factor
natural abundance
Reputan radioaktif☢️ radioactive element
setengah hayat
Spin9/2
nuclear quadrupole moment
tarikh penemuan2005
parity-

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

144Er

Nombor jisim144
nombor neutron76
jisim atom relatif
143.9607 ± 0.00021 Da
g-factor
0
natural abundance
Reputan radioaktif☢️ radioactive element
setengah hayat
Spin0
nuclear quadrupole moment
0
tarikh penemuan2003
parity+

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

145Er

Nombor jisim145
nombor neutron77
jisim atom relatif
144.957874 ± 0.000215 Da
g-factor
natural abundance
Reputan radioaktif☢️ radioactive element
setengah hayat
900 ± 200 ms
Spin1/2
nuclear quadrupole moment
0
tarikh penemuan1989
parity+

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

146Er

Nombor jisim146
nombor neutron78
jisim atom relatif
145.952418357 ± 0.000007197 Da
g-factor
0
natural abundance
Reputan radioaktif☢️ radioactive element
setengah hayat
1.7 ± 0.6 s
Spin0
nuclear quadrupole moment
0
tarikh penemuan1993
parity+

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

147Er

Nombor jisim147
nombor neutron79
jisim atom relatif
146.949964456 ± 0.000041 Da
g-factor
natural abundance
Reputan radioaktif☢️ radioactive element
setengah hayat
3.2 ± 1.2 s
Spin1/2
nuclear quadrupole moment
0
tarikh penemuan1992
parity+

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

148Er

Nombor jisim148
nombor neutron80
jisim atom relatif
147.944735026 ± 0.000011 Da
g-factor
0
natural abundance
Reputan radioaktif☢️ radioactive element
setengah hayat
4.6 ± 0.2 s
Spin0
nuclear quadrupole moment
0
tarikh penemuan1982
parity+

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

149Er

Nombor jisim149
nombor neutron81
jisim atom relatif
148.942306 ± 0.00003 Da
g-factor
natural abundance
Reputan radioaktif☢️ radioactive element
setengah hayat
4 ± 2 s
Spin1/2
nuclear quadrupole moment
0
tarikh penemuan1984
parity+

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

150Er

Nombor jisim150
nombor neutron82
jisim atom relatif
149.937915524 ± 0.000018458 Da
g-factor
0
natural abundance
Reputan radioaktif☢️ radioactive element
setengah hayat
18.5 ± 0.7 s
Spin0
nuclear quadrupole moment
0
tarikh penemuan1982
parity+

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

151Er

Nombor jisim151
nombor neutron83
jisim atom relatif
150.937448567 ± 0.000017681 Da
g-factor
natural abundance
Reputan radioaktif☢️ radioactive element
setengah hayat
23.5 ± 2 s
Spin7/2
nuclear quadrupole moment
tarikh penemuan1970
parity-

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

152Er

Nombor jisim152
nombor neutron84
jisim atom relatif
151.935050347 ± 0.000009478 Da
g-factor
0
natural abundance
Reputan radioaktif☢️ radioactive element
setengah hayat
10.3 ± 0.1 s
Spin0
nuclear quadrupole moment
0
tarikh penemuan1963
parity+

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

153Er

Nombor jisim153
nombor neutron85
jisim atom relatif
152.93508635 ± 0.000009967 Da
g-factor
-0.26628571428571 ± 0.002
natural abundance
Reputan radioaktif☢️ radioactive element
setengah hayat
37.1 ± 0.2 s
Spin7/2
nuclear quadrupole moment
-0.42 ± 0.02
tarikh penemuan1963
parity-

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

154Er

Nombor jisim154
nombor neutron86
jisim atom relatif
153.932790799 ± 0.000005325 Da
g-factor
0
natural abundance
Reputan radioaktif☢️ radioactive element
setengah hayat
3.73 ± 0.09 m
Spin0
nuclear quadrupole moment
0
tarikh penemuan1963
parity+

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

155Er

Nombor jisim155
nombor neutron87
jisim atom relatif
154.93321571 ± 0.00000652 Da
g-factor
-0.19028571428571 ± 0.0014285714285714
natural abundance
Reputan radioaktif☢️ radioactive element
setengah hayat
5.3 ± 0.3 m
Spin7/2
nuclear quadrupole moment
-0.27 ± 0.02
tarikh penemuan1969
parity-

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

156Er

Nombor jisim156
nombor neutron88
jisim atom relatif
155.931065926 ± 0.00002644 Da
g-factor
0
natural abundance
Reputan radioaktif☢️ radioactive element
setengah hayat
19.5 ± 1 m
Spin0
nuclear quadrupole moment
0
tarikh penemuan1967
parity+

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

157Er

Nombor jisim157
nombor neutron89
jisim atom relatif
156.931922652 ± 0.000028454 Da
g-factor
-0.274 ± 0.002
natural abundance
Reputan radioaktif☢️ radioactive element
setengah hayat
18.65 ± 0.1 m
Spin3/2
nuclear quadrupole moment
0.92 ± 0.01
tarikh penemuan1966
parity-

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

158Er

Nombor jisim158
nombor neutron90
jisim atom relatif
157.929893474 ± 0.000027074 Da
g-factor
0
natural abundance
Reputan radioaktif☢️ radioactive element
setengah hayat
2.29 ± 0.06 h
Spin0
nuclear quadrupole moment
0
tarikh penemuan1961
parity+

decay modeKeamatan (fizik)
ϵ (electron capture)100%

159Er

Nombor jisim159
nombor neutron91
jisim atom relatif
158.93069079 ± 0.00000391 Da
g-factor
-0.202 ± 0.0013333333333333
natural abundance
Reputan radioaktif☢️ radioactive element
setengah hayat
36 ± 1 m
Spin3/2
nuclear quadrupole moment
1.17 ± 0.01
tarikh penemuan1962
parity-

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

160Er

Nombor jisim160
nombor neutron92
jisim atom relatif
159.929077193 ± 0.000026029 Da
g-factor
0
natural abundance
Reputan radioaktif☢️ radioactive element
setengah hayat
28.58 ± 0.09 h
Spin0
nuclear quadrupole moment
0
tarikh penemuan1954
parity+

decay modeKeamatan (fizik)
ϵ (electron capture)100%

161Er

Nombor jisim161
nombor neutron93
jisim atom relatif
160.93000353 ± 0.000009419 Da
g-factor
-0.24266666666667 ± 0.002
natural abundance
Reputan radioaktif☢️ radioactive element
setengah hayat
3.21 ± 0.03 h
Spin3/2
nuclear quadrupole moment
1.363 ± 0.008
tarikh penemuan1954
parity-

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

162Er

Nombor jisim162
nombor neutron94
jisim atom relatif
161.928787299 ± 0.000000811 Da
g-factor
0
natural abundance
0.139 ± 0.005
Reputan radioaktif☢️ radioactive element
setengah hayat
Spin0
nuclear quadrupole moment
0
tarikh penemuan1938
parity+

decay modeKeamatan (fizik)
α (α emission)
+ (double β+ decay)

163Er

Nombor jisim163
nombor neutron95
jisim atom relatif
162.930039908 ± 0.000004967 Da
g-factor
0.2224 ± 0.0016
natural abundance
Reputan radioaktif☢️ radioactive element
setengah hayat
75 ± 0.4 m
Spin5/2
nuclear quadrupole moment
2.56 ± 0.02
tarikh penemuan1953
parity-

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

164Er

Nombor jisim164
nombor neutron96
jisim atom relatif
163.929207739 ± 0.000000755 Da
g-factor
0
natural abundance
1.601 ± 0.003
Reputan radioaktif☢️ radioactive element
setengah hayat
Spin0
nuclear quadrupole moment
0
tarikh penemuan1938
parity+

decay modeKeamatan (fizik)
α (α emission)
+ (double β+ decay)

165Er

Nombor jisim165
nombor neutron97
jisim atom relatif
164.930733482 ± 0.000000985 Da
g-factor
0.2564 ± 0.0016
natural abundance
Reputan radioaktif☢️ radioactive element
setengah hayat
10.36 ± 0.04 h
Spin5/2
nuclear quadrupole moment
2.71 ± 0.03
tarikh penemuan1950
parity-

decay modeKeamatan (fizik)
ϵ (electron capture)100%

166Er

Nombor jisim166
nombor neutron98
jisim atom relatif
165.930301067 ± 0.000000358 Da
g-factor
0
natural abundance
33.503 ± 0.036
Reputan radioaktifIsotop stabil
setengah hayatNot Radioactive ☢️
Spin0
nuclear quadrupole moment
0
tarikh penemuan1934
parity+

167Er

Nombor jisim167
nombor neutron99
jisim atom relatif
166.932056192 ± 0.000000306 Da
g-factor
-0.16065714285714 ± 0.00011428571428571
natural abundance
22.869 ± 0.009
Reputan radioaktifIsotop stabil
setengah hayatNot Radioactive ☢️
Spin7/2
nuclear quadrupole moment
3.57 ± 0.03
tarikh penemuan1934
parity+

168Er

Nombor jisim168
nombor neutron100
jisim atom relatif
167.932378282 ± 0.00000028 Da
g-factor
0
natural abundance
26.978 ± 0.018
Reputan radioaktifIsotop stabil
setengah hayatNot Radioactive ☢️
Spin0
nuclear quadrupole moment
0
tarikh penemuan1934
parity+

169Er

Nombor jisim169
nombor neutron101
jisim atom relatif
168.934598444 ± 0.000000326 Da
g-factor
0.9656 ± 0.0008
natural abundance
Reputan radioaktif☢️ radioactive element
setengah hayat
9.392 ± 0.018 d
Spin1/2
nuclear quadrupole moment
0
tarikh penemuan1956
parity-

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

170Er

Nombor jisim170
nombor neutron102
jisim atom relatif
169.935471933 ± 0.000001488 Da
g-factor
0
natural abundance
14.91 ± 0.036
Reputan radioaktif☢️ radioactive element
setengah hayat
Spin0
nuclear quadrupole moment
0
tarikh penemuan1934
parity+

decay modeKeamatan (fizik)
(double β decay)
α (α emission)

171Er

Nombor jisim171
nombor neutron103
jisim atom relatif
170.938037372 ± 0.000001511 Da
g-factor
0.2628 ± 0.004
natural abundance
Reputan radioaktif☢️ radioactive element
setengah hayat
7.516 ± 0.002 h
Spin5/2
nuclear quadrupole moment
2.86 ± 0.09
tarikh penemuan1938
parity-

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

172Er

Nombor jisim172
nombor neutron104
jisim atom relatif
171.939363461 ± 0.000004253 Da
g-factor
0
natural abundance
Reputan radioaktif☢️ radioactive element
setengah hayat
49.3 ± 0.5 h
Spin0
nuclear quadrupole moment
0
tarikh penemuan1956
parity+

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

173Er

Nombor jisim173
nombor neutron105
jisim atom relatif
172.9424 ± 0.00021 Da
g-factor
natural abundance
Reputan radioaktif☢️ radioactive element
setengah hayat
1.434 ± 0.017 m
Spin7/2
nuclear quadrupole moment
tarikh penemuan1972
parity-

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

174Er

Nombor jisim174
nombor neutron106
jisim atom relatif
173.94423 ± 0.00032 Da
g-factor
0
natural abundance
Reputan radioaktif☢️ radioactive element
setengah hayat
3.2 ± 0.2 m
Spin0
nuclear quadrupole moment
0
tarikh penemuan1989
parity+

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

175Er

Nombor jisim175
nombor neutron107
jisim atom relatif
174.94777 ± 0.00043 Da
g-factor
natural abundance
Reputan radioaktif☢️ radioactive element
setengah hayat
1.2 ± 0.3 m
Spin9/2
nuclear quadrupole moment
tarikh penemuan1996
parity+

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

176Er

Nombor jisim176
nombor neutron108
jisim atom relatif
175.94994 ± 0.00043 Da
g-factor
0
natural abundance
Reputan radioaktif☢️ radioactive element
setengah hayat
Spin0
nuclear quadrupole moment
0
tarikh penemuan2012
parity+

decay modeKeamatan (fizik)
β (β decay)

177Er

Nombor jisim177
nombor neutron109
jisim atom relatif
176.95399 ± 0.00054 Da
g-factor
natural abundance
Reputan radioaktif☢️ radioactive element
setengah hayat
Spin1/2
nuclear quadrupole moment
0
tarikh penemuan2012
parity-

decay modeKeamatan (fizik)
β (β decay)

178Er

Nombor jisim178
nombor neutron110
jisim atom relatif
177.956779 ± 0.00064 Da
g-factor
0
natural abundance
Reputan radioaktif☢️ radioactive element
setengah hayat
Spin0
nuclear quadrupole moment
0
tarikh penemuan2012
parity+

decay modeKeamatan (fizik)
β (β decay)

179Er

Nombor jisim179
nombor neutron111
jisim atom relatif
178.961267 ± 0.000537 Da
g-factor
natural abundance
Reputan radioaktif☢️ radioactive element
setengah hayat
Spin3/2
nuclear quadrupole moment
tarikh penemuan2018
parity-

decay modeKeamatan (fizik)
β (β decay)
β n (β-delayed neutron emission)

180Er

Nombor jisim180
nombor neutron112
jisim atom relatif
179.96438 ± 0.000537 Da
g-factor
0
natural abundance
Reputan radioaktif☢️ radioactive element
setengah hayat
Spin0
nuclear quadrupole moment
0
tarikh penemuan2018
parity+

decay modeKeamatan (fizik)
β (β decay)
β n (β-delayed neutron emission)
Erbium

sejarah

penemu atau perekaCarl Mosander
tempat penemuanSweden
tarikh penemuan1843
EtimologiNamed after the Swedish town, Ytterby.
sebutanUR-bi-em (Inggeris)

sumber

Abundance
Abundance in Earth's crust
3.5 mg/kg
natural abundance (lautan)
0.00000087 mg/L
natural abundance (Tubuh manusia)
natural abundance (Meteoroid)
0.000018 %
natural abundance (Matahari)
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