Erbij[um]

Erbij[um] (Er)

hemijski element sa simbolom Er i atomskim brojem 68
Atomic Number68
Atomic Weight167.259
Maseni broj166
Group
Period6
Blockf
Proton68 p+
Neutron98 n0
Elektron68 e-
Animated Bohrov model atoma of Er (Erbij[um])

Physical Property

Atomski Radijus
175 pm
Molarni volumen
covalent radius
165 pm
Metallic Radius
Ionski radijus
89 pm
Crystal Radius
103 pm
Van der Waalsov radijus
229 pm
gustoća
9,07 g/cm³
Atomic Radii Of The Elements: Erbij[um]0102030405060708090100110120130140150160170180190200210220230pmAtomski RadijusCovalent RadiusMetallic RadiusVan der Waalsov radijus

Chemical Property

energija
proton affinity
electron affinity
ionization energy
ionization energy of Er (Erbij[um])
Toplota isparavanja
317 kJ/mol
toplota topljenja
standard enthalpy of formation
316,4 kJ/mol
Elektron
electron shell2, 8, 18, 30, 8, 2
Bohrov model atoma: Er (Erbij[um])
Valentni elektron2
Lewis structure: Er (Erbij[um])
electron configuration[Xe] 4f12 6s2
1s2 2s2 2p6 3s2 3p6 4s2 3d10 4p6 5s2 4d10 5p6 4f12 6s2
Enhanced Bohrov model atoma of Er (Erbij[um])
Orbital Diagram of Er (Erbij[um])
oksidacijsko stanje0, 2, 3
Elektronegativnost
1.24
Electrophilicity Index
fundamental state of matter
agregatno stanjeSolid
gaseous state of matter
Boiling Point
3.141,15 K
Melting Point
1.802,15 K
critical pressure
Kritična temperatura
Trojna tačka
appearance
boja
Silver
appearancesilvery white
Indeks prelamanja
thermodynamic material property
Thermal Conductivity
thermal expansion
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
Specifična električna provodljivost
1,2 MS/m
electrical resistivity
0,00000086 m Ω
Superprovodljivost
Magnetizam
typeparamagnetic
magnetic susceptibility (Mass)
0,00000377 m³/Kg
magnetic susceptibility (Molar)
0,000000630566 m³/mol
magnetic susceptibility (Volume)
0,0341788
magnetic ordering
Kirijeva tačka
32 K
Néel temperature
82 K
struktura
Crystal StructureSimple Hexagonal (HEX)
lattice constant
3,56 Å
Lattice Anglesπ/2, π/2, 2 π/3
mechanical property
Tvrdoća
bulk modulus
44 GPa
shear modulus
28 GPa
Young's modulus
70 GPa
Poisson's ratio
0,24
Brzina zvuka
2.830 m/s
klasifikacija
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
Kvantni brojevi3H6
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

Maseni broj142
broj neutrona74
relative atomic mass
141,970016 ± 0,000537 Da
g-factor
0
natural abundance
Radioaktivnost☢️ radioactive element
Vrijeme poluraspada
spin0
nuclear quadrupole moment
0
datum otkrića
parity+

decay modeintensity
p (proton emission)

143Er

Maseni broj143
broj neutrona75
relative atomic mass
142,966548 ± 0,000429 Da
g-factor
natural abundance
Radioaktivnost☢️ radioactive element
Vrijeme poluraspada
spin9/2
nuclear quadrupole moment
datum otkrića2005
parity-

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

144Er

Maseni broj144
broj neutrona76
relative atomic mass
143,9607 ± 0,00021 Da
g-factor
0
natural abundance
Radioaktivnost☢️ radioactive element
Vrijeme poluraspada
spin0
nuclear quadrupole moment
0
datum otkrića2003
parity+

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

145Er

Maseni broj145
broj neutrona77
relative atomic mass
144,957874 ± 0,000215 Da
g-factor
natural abundance
Radioaktivnost☢️ radioactive element
Vrijeme poluraspada
900 ± 200 ms
spin1/2
nuclear quadrupole moment
0
datum otkrića1989
parity+

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

146Er

Maseni broj146
broj neutrona78
relative atomic mass
145,952418357 ± 0,000007197 Da
g-factor
0
natural abundance
Radioaktivnost☢️ radioactive element
Vrijeme poluraspada
1,7 ± 0,6 s
spin0
nuclear quadrupole moment
0
datum otkrića1993
parity+

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

147Er

Maseni broj147
broj neutrona79
relative atomic mass
146,949964456 ± 0,000041 Da
g-factor
natural abundance
Radioaktivnost☢️ radioactive element
Vrijeme poluraspada
3,2 ± 1,2 s
spin1/2
nuclear quadrupole moment
0
datum otkrića1992
parity+

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

148Er

Maseni broj148
broj neutrona80
relative atomic mass
147,944735026 ± 0,000011 Da
g-factor
0
natural abundance
Radioaktivnost☢️ radioactive element
Vrijeme poluraspada
4,6 ± 0,2 s
spin0
nuclear quadrupole moment
0
datum otkrića1982
parity+

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

149Er

Maseni broj149
broj neutrona81
relative atomic mass
148,942306 ± 0,00003 Da
g-factor
natural abundance
Radioaktivnost☢️ radioactive element
Vrijeme poluraspada
4 ± 2 s
spin1/2
nuclear quadrupole moment
0
datum otkrića1984
parity+

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

150Er

Maseni broj150
broj neutrona82
relative atomic mass
149,937915524 ± 0,000018458 Da
g-factor
0
natural abundance
Radioaktivnost☢️ radioactive element
Vrijeme poluraspada
18,5 ± 0,7 s
spin0
nuclear quadrupole moment
0
datum otkrića1982
parity+

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

151Er

Maseni broj151
broj neutrona83
relative atomic mass
150,937448567 ± 0,000017681 Da
g-factor
natural abundance
Radioaktivnost☢️ radioactive element
Vrijeme poluraspada
23,5 ± 2 s
spin7/2
nuclear quadrupole moment
datum otkrića1970
parity-

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

152Er

Maseni broj152
broj neutrona84
relative atomic mass
151,935050347 ± 0,000009478 Da
g-factor
0
natural abundance
Radioaktivnost☢️ radioactive element
Vrijeme poluraspada
10,3 ± 0,1 s
spin0
nuclear quadrupole moment
0
datum otkrića1963
parity+

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

153Er

Maseni broj153
broj neutrona85
relative atomic mass
152,93508635 ± 0,000009967 Da
g-factor
-0,26628571428571 ± 0,002
natural abundance
Radioaktivnost☢️ radioactive element
Vrijeme poluraspada
37,1 ± 0,2 s
spin7/2
nuclear quadrupole moment
-0,42 ± 0,02
datum otkrića1963
parity-

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

154Er

Maseni broj154
broj neutrona86
relative atomic mass
153,932790799 ± 0,000005325 Da
g-factor
0
natural abundance
Radioaktivnost☢️ radioactive element
Vrijeme poluraspada
3,73 ± 0,09 m
spin0
nuclear quadrupole moment
0
datum otkrića1963
parity+

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

155Er

Maseni broj155
broj neutrona87
relative atomic mass
154,93321571 ± 0,00000652 Da
g-factor
-0,19028571428571 ± 0,0014285714285714
natural abundance
Radioaktivnost☢️ radioactive element
Vrijeme poluraspada
5,3 ± 0,3 m
spin7/2
nuclear quadrupole moment
-0,27 ± 0,02
datum otkrića1969
parity-

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

156Er

Maseni broj156
broj neutrona88
relative atomic mass
155,931065926 ± 0,00002644 Da
g-factor
0
natural abundance
Radioaktivnost☢️ radioactive element
Vrijeme poluraspada
19,5 ± 1 m
spin0
nuclear quadrupole moment
0
datum otkrića1967
parity+

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

157Er

Maseni broj157
broj neutrona89
relative atomic mass
156,931922652 ± 0,000028454 Da
g-factor
-0,274 ± 0,002
natural abundance
Radioaktivnost☢️ radioactive element
Vrijeme poluraspada
18,65 ± 0,1 m
spin3/2
nuclear quadrupole moment
0,92 ± 0,01
datum otkrića1966
parity-

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

158Er

Maseni broj158
broj neutrona90
relative atomic mass
157,929893474 ± 0,000027074 Da
g-factor
0
natural abundance
Radioaktivnost☢️ radioactive element
Vrijeme poluraspada
2,29 ± 0,06 h
spin0
nuclear quadrupole moment
0
datum otkrića1961
parity+

decay modeintensity
ϵ (electron capture)100%

159Er

Maseni broj159
broj neutrona91
relative atomic mass
158,93069079 ± 0,00000391 Da
g-factor
-0,202 ± 0,0013333333333333
natural abundance
Radioaktivnost☢️ radioactive element
Vrijeme poluraspada
36 ± 1 m
spin3/2
nuclear quadrupole moment
1,17 ± 0,01
datum otkrića1962
parity-

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

160Er

Maseni broj160
broj neutrona92
relative atomic mass
159,929077193 ± 0,000026029 Da
g-factor
0
natural abundance
Radioaktivnost☢️ radioactive element
Vrijeme poluraspada
28,58 ± 0,09 h
spin0
nuclear quadrupole moment
0
datum otkrića1954
parity+

decay modeintensity
ϵ (electron capture)100%

161Er

Maseni broj161
broj neutrona93
relative atomic mass
160,93000353 ± 0,000009419 Da
g-factor
-0,24266666666667 ± 0,002
natural abundance
Radioaktivnost☢️ radioactive element
Vrijeme poluraspada
3,21 ± 0,03 h
spin3/2
nuclear quadrupole moment
1,363 ± 0,008
datum otkrića1954
parity-

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

162Er

Maseni broj162
broj neutrona94
relative atomic mass
161,928787299 ± 0,000000811 Da
g-factor
0
natural abundance
0,139 ± 0,005
Radioaktivnost☢️ radioactive element
Vrijeme poluraspada
spin0
nuclear quadrupole moment
0
datum otkrića1938
parity+

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

163Er

Maseni broj163
broj neutrona95
relative atomic mass
162,930039908 ± 0,000004967 Da
g-factor
0,2224 ± 0,0016
natural abundance
Radioaktivnost☢️ radioactive element
Vrijeme poluraspada
75 ± 0,4 m
spin5/2
nuclear quadrupole moment
2,56 ± 0,02
datum otkrića1953
parity-

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

164Er

Maseni broj164
broj neutrona96
relative atomic mass
163,929207739 ± 0,000000755 Da
g-factor
0
natural abundance
1,601 ± 0,003
Radioaktivnost☢️ radioactive element
Vrijeme poluraspada
spin0
nuclear quadrupole moment
0
datum otkrića1938
parity+

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

165Er

Maseni broj165
broj neutrona97
relative atomic mass
164,930733482 ± 0,000000985 Da
g-factor
0,2564 ± 0,0016
natural abundance
Radioaktivnost☢️ radioactive element
Vrijeme poluraspada
10,36 ± 0,04 h
spin5/2
nuclear quadrupole moment
2,71 ± 0,03
datum otkrića1950
parity-

decay modeintensity
ϵ (electron capture)100%

166Er

Maseni broj166
broj neutrona98
relative atomic mass
165,930301067 ± 0,000000358 Da
g-factor
0
natural abundance
33,503 ± 0,036
Radioaktivnoststable isotope
Vrijeme poluraspadaNot Radioactive ☢️
spin0
nuclear quadrupole moment
0
datum otkrića1934
parity+

167Er

Maseni broj167
broj neutrona99
relative atomic mass
166,932056192 ± 0,000000306 Da
g-factor
-0,16065714285714 ± 0,00011428571428571
natural abundance
22,869 ± 0,009
Radioaktivnoststable isotope
Vrijeme poluraspadaNot Radioactive ☢️
spin7/2
nuclear quadrupole moment
3,57 ± 0,03
datum otkrića1934
parity+

168Er

Maseni broj168
broj neutrona100
relative atomic mass
167,932378282 ± 0,00000028 Da
g-factor
0
natural abundance
26,978 ± 0,018
Radioaktivnoststable isotope
Vrijeme poluraspadaNot Radioactive ☢️
spin0
nuclear quadrupole moment
0
datum otkrića1934
parity+

169Er

Maseni broj169
broj neutrona101
relative atomic mass
168,934598444 ± 0,000000326 Da
g-factor
0,9656 ± 0,0008
natural abundance
Radioaktivnost☢️ radioactive element
Vrijeme poluraspada
9,392 ± 0,018 d
spin1/2
nuclear quadrupole moment
0
datum otkrića1956
parity-

decay modeintensity
β (β decay)100%

170Er

Maseni broj170
broj neutrona102
relative atomic mass
169,935471933 ± 0,000001488 Da
g-factor
0
natural abundance
14,91 ± 0,036
Radioaktivnost☢️ radioactive element
Vrijeme poluraspada
spin0
nuclear quadrupole moment
0
datum otkrića1934
parity+

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

171Er

Maseni broj171
broj neutrona103
relative atomic mass
170,938037372 ± 0,000001511 Da
g-factor
0,2628 ± 0,004
natural abundance
Radioaktivnost☢️ radioactive element
Vrijeme poluraspada
7,516 ± 0,002 h
spin5/2
nuclear quadrupole moment
2,86 ± 0,09
datum otkrića1938
parity-

decay modeintensity
β (β decay)100%

172Er

Maseni broj172
broj neutrona104
relative atomic mass
171,939363461 ± 0,000004253 Da
g-factor
0
natural abundance
Radioaktivnost☢️ radioactive element
Vrijeme poluraspada
49,3 ± 0,5 h
spin0
nuclear quadrupole moment
0
datum otkrića1956
parity+

decay modeintensity
β (β decay)100%

173Er

Maseni broj173
broj neutrona105
relative atomic mass
172,9424 ± 0,00021 Da
g-factor
natural abundance
Radioaktivnost☢️ radioactive element
Vrijeme poluraspada
1,434 ± 0,017 m
spin7/2
nuclear quadrupole moment
datum otkrića1972
parity-

decay modeintensity
β (β decay)100%

174Er

Maseni broj174
broj neutrona106
relative atomic mass
173,94423 ± 0,00032 Da
g-factor
0
natural abundance
Radioaktivnost☢️ radioactive element
Vrijeme poluraspada
3,2 ± 0,2 m
spin0
nuclear quadrupole moment
0
datum otkrića1989
parity+

decay modeintensity
β (β decay)100%

175Er

Maseni broj175
broj neutrona107
relative atomic mass
174,94777 ± 0,00043 Da
g-factor
natural abundance
Radioaktivnost☢️ radioactive element
Vrijeme poluraspada
1,2 ± 0,3 m
spin9/2
nuclear quadrupole moment
datum otkrića1996
parity+

decay modeintensity
β (β decay)100%

176Er

Maseni broj176
broj neutrona108
relative atomic mass
175,94994 ± 0,00043 Da
g-factor
0
natural abundance
Radioaktivnost☢️ radioactive element
Vrijeme poluraspada
spin0
nuclear quadrupole moment
0
datum otkrića2012
parity+

decay modeintensity
β (β decay)

177Er

Maseni broj177
broj neutrona109
relative atomic mass
176,95399 ± 0,00054 Da
g-factor
natural abundance
Radioaktivnost☢️ radioactive element
Vrijeme poluraspada
spin1/2
nuclear quadrupole moment
0
datum otkrića2012
parity-

decay modeintensity
β (β decay)

178Er

Maseni broj178
broj neutrona110
relative atomic mass
177,956779 ± 0,00064 Da
g-factor
0
natural abundance
Radioaktivnost☢️ radioactive element
Vrijeme poluraspada
spin0
nuclear quadrupole moment
0
datum otkrića2012
parity+

decay modeintensity
β (β decay)

179Er

Maseni broj179
broj neutrona111
relative atomic mass
178,961267 ± 0,000537 Da
g-factor
natural abundance
Radioaktivnost☢️ radioactive element
Vrijeme poluraspada
spin3/2
nuclear quadrupole moment
datum otkrića2018
parity-

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

180Er

Maseni broj180
broj neutrona112
relative atomic mass
179,96438 ± 0,000537 Da
g-factor
0
natural abundance
Radioaktivnost☢️ radioactive element
Vrijeme poluraspada
spin0
nuclear quadrupole moment
0
datum otkrića2018
parity+

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

historija

otkrivač ili izumiteljCarl Mosander
mjesto otkrićaSweden
datum otkrića1843
EtimologijaNamed after the Swedish town, Ytterby.
pronunciationUR-bi-em (engleski)

izvor

Abundance
Abundance in Earth's crust
3,5 mg/kg
natural abundance (okean)
0,00000087 mg/L
natural abundance (ljudsko tijelo)
natural abundance (Meteoroidi)
0,000018 %
natural abundance (Sunce)
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