Ytterbium (Yb)

grundstof med atomnummer 70

Atomnummer	70
Atommasse	173.045
mass number	174

Gruppe
Periode	6
Blok	f

proton	70 p⁺
neutron	104 n⁰
elektron	70 e^-

Animated Bohrs atommodel of Yb (Ytterbium)

Fysisk Egenskab

Atomradius	175 pm 277 pm
molar volume	24,8 cm³/mol
Kovalent Radius	170 pm 129 pm 187 pm
Metallic Radius
Ionisk radius	102 pm 108 pm 114 pm 86,8 pm 92,5 pm 98,5 pm 104,2 pm
Crystal Radius	116 pm 122 pm 128 pm 100,8 pm 106,5 pm 112,5 pm 118,2 pm
Van der Waals-radius	226 pm 279 pm 335,5 pm
massefylde	6,9 g/cm³ 6.210 kg/m³

Kemisk Egenskab

{ERROR}

energi

proton affinity
electron affinity	-0,02 eV/particle
ioniseringsenergi	6,25416 eV/particle 12,179184 eV/particle 25,053 eV/particle 43,56 eV/particle 65,58 eV/particle 99 eV/particle 117 eV/particle 135 eV/particle 163 eV/particle 182 eV/particle 209 eV/particle 244 eV/particle 279 eV/particle 301 eV/particle 324 eV/particle 360 eV/particle 396 eV/particle 431 eV/particle 469 eV/particle 505 eV/particle 540 eV/particle 580 eV/particle 620 eV/particle 651 eV/particle 882 eV/particle 924 eV/particle 971 eV/particle 1.019 eV/particle 1.065 eV/particle 1.114 eV/particle 1.175 eV/particle 1.224 eV/particle 1.275 eV/particle 1.324 eV/particle 1.516 eV/particle 1.564 eV/particle 1.618 eV/particle 1.668 eV/particle 1.789 eV/particle 1.845 eV/particle 1.978 eV/particle 2.036,4 eV/particle 3.443 eV/particle 3.555 eV/particle 3.677 eV/particle 3.805 eV/particle 3.929 eV/particle 4.051 eV/particle 4.238 eV/particle 4.364 eV/particle 4.502 eV/particle 4.630 eV/particle 4.988 eV/particle 5.101 eV/particle 5.224 eV/particle 5.339 eV/particle 5.731 eV/particle 5.860 eV/particle 6.111 eV/particle 6.236 eV/particle 13.784 eV/particle 14.093 eV/particle 14.435 eV/particle 14.752 eV/particle 16.191 eV/particle 16.570 eV/particle 17.050 eV/particle 17.365,44 eV/particle 70.123,04 eV/particle 71.574,79 eV/particle

Fordampningsvarme	159 kJ/mol
smeltevarme	3,35 kJ/mol
standard enthalpy of formation	155,6 kJ/mol
elektron

Elektronskal	2, 8, 18, 32, 8, 2

Valenselektron	2 ⓘ

electron configuration	[Xe] 4f¹⁴ 6s²ⓘ 1s² 2s² 2p⁶ 3s² 3p⁶ 4s² 3d¹⁰ 4p⁶ 5s² 4d¹⁰ 5p⁶ 4f¹⁴ 6s²

Oxidationstrin	0, 1, 2, 3
Elektronegativitet	0.22119
Electrophilicity Index	0,7743018767771305 eV/particle
fundamental state of matter

stoffase
gaseous state of matter
Kogepunkt	1.469,15 K
Smeltepunkt	1.097,15 K
critical pressure
critical temperature
trippelpunkt
appearance
farve	Sort #ff1493 #00bf38 #00bf38
appearance
Brydningsindeks
materialeegenskab
Varmeledningsevne
Termisk ekspansion	0,0000263 1/K
molar heat capacity	26,74 J/(mol K)
Varmefylde	0,155 J/(g⋅K)
Adiabateksponenten
electrical properties
type	Conductor
specifik ledningsevne	3,6 MS/m
Elektrisk resistivitet	0,00000028 Ω*m
superledning
Magnetisme
type	paramagnetic
magnetic susceptibility (Mass)	0,0000000059 m³/Kg
magnetic susceptibility (Molar)	0,00000000102 m³/mol
magnetic susceptibility (Volume)	0,0000388
magnetic ordering
Curietemperaturen
Néel temperature
struktur
Krystalstruktur	{ERROR}
lattice constant	5,49 Å
Lattice Angles	π/2, π/2, π/2
mechanical property
hårdhed	343 MPa 206 MPa
Kompressibilitetsmodul	31 GPa
Forskydningsmodul	9,9 GPa
E-modul	24 GPa
Poissons forhold	0,21
speed of sound	1.590 m/s
klassificering
Kategori	Actinider, Lanthanides
CAS Group
IUPAC Group
Glawe Number	18
Mendeleev Number	39
Pettifor Number	17
Geochemical Class	rare earth & related
Goldschmidt classification	litophile

øvrige

Gas Basicity
polarizability	139 ± 6 a₀
C6 Dispersion Coefficient	1.910 a₀
allotrope
Neutron cross section	35
Neutron Mass Absorption	0,0076
quantum number	1S0
rumgruppe	225 (Fm_3m)

Isotopes of Ytterbium

Stable Isotopes	5
Unstable Isotopes	33
Natural Isotopes	7

¹⁴⁸Yb

mass number	148
neutron number	78
Relative Atomic Mass	147,967547 ± 0,000429 Da
g-factor	0
natural abundance
radioaktivitet	☢️ radioactive element
halveringstid
spin	0
nuclear quadrupole moment	0
opdagelsesdato
Paritet	+

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

¹⁴⁹Yb

mass number	149
neutron number	79
Relative Atomic Mass	148,964219 ± 0,000322 Da
g-factor
natural abundance
radioaktivitet	☢️ radioactive element
halveringstid	700 ± 200 ms
spin	1/2
nuclear quadrupole moment	0
opdagelsesdato	2001
Paritet	+

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

¹⁵⁰Yb

mass number	150
neutron number	80
Relative Atomic Mass	149,958314 ± 0,000322 Da
g-factor	0
natural abundance
radioaktivitet	☢️ radioactive element
halveringstid
spin	0
nuclear quadrupole moment	0
opdagelsesdato	2000
Paritet	+

decay mode	Intensitet
β⁺ (β⁺ decay; β⁺ = ϵ + e⁺)

¹⁵¹Yb

mass number	151
neutron number	81
Relative Atomic Mass	150,955402453 ± 0,000322591 Da
g-factor
natural abundance
radioaktivitet	☢️ radioactive element
halveringstid	1,6 ± 0,5 s
spin	1/2
nuclear quadrupole moment	0
opdagelsesdato	1985
Paritet	+

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

¹⁵²Yb

mass number	152
neutron number	82
Relative Atomic Mass	151,950326699 ± 0,000160718 Da
g-factor	0
natural abundance
radioaktivitet	☢️ radioactive element
halveringstid	3,03 ± 0,06 s
spin	0
nuclear quadrupole moment	0
opdagelsesdato	1982
Paritet	+

decay mode	Intensitet
β⁺ (β⁺ decay; β⁺ = ϵ + e⁺)	100%

¹⁵³Yb

mass number	153
neutron number	83
Relative Atomic Mass	152,949372 ± 0,000215 Da
g-factor
natural abundance
radioaktivitet	☢️ radioactive element
halveringstid	4,2 ± 0,2 s
spin	7/2
nuclear quadrupole moment
opdagelsesdato	1977
Paritet	-

decay mode	Intensitet
β⁺ (β⁺ decay; β⁺ = ϵ + e⁺)
α (α emission)
β⁺ p (β⁺-delayed proton emission)	0.008%

¹⁵⁴Yb

mass number	154
neutron number	84
Relative Atomic Mass	153,946395696 ± 0,000018551 Da
g-factor	0
natural abundance
radioaktivitet	☢️ radioactive element
halveringstid	409 ± 2 ms
spin	0
nuclear quadrupole moment	0
opdagelsesdato	1964
Paritet	+

decay mode	Intensitet
α (α emission)	92.6%
β⁺ (β⁺ decay; β⁺ = ϵ + e⁺)	7.4%

¹⁵⁵Yb

mass number	155
neutron number	85
Relative Atomic Mass	154,945783216 ± 0,00001782 Da
g-factor	-0,26 ± 0,0057142857142857
natural abundance
radioaktivitet	☢️ radioactive element
halveringstid	1,793 ± 0,02 s
spin	7/2
nuclear quadrupole moment	-0,5 ± 0,3
opdagelsesdato	1964
Paritet	-

decay mode	Intensitet
α (α emission)	89%
β⁺ (β⁺ decay; β⁺ = ϵ + e⁺)	11%

¹⁵⁶Yb

mass number	156
neutron number	86
Relative Atomic Mass	155,942817096 ± 0,000009992 Da
g-factor	0
natural abundance
radioaktivitet	☢️ radioactive element
halveringstid	26,1 ± 0,7 s
spin	0
nuclear quadrupole moment	0
opdagelsesdato	1970
Paritet	+

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

¹⁵⁷Yb

mass number	157
neutron number	87
Relative Atomic Mass	156,942651368 ± 0,000011706 Da
g-factor	-0,182 ± 0,0022857142857143
natural abundance
radioaktivitet	☢️ radioactive element
halveringstid	38,6 ± 1 s
spin	7/2
nuclear quadrupole moment
opdagelsesdato	1970
Paritet	-

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

¹⁵⁸Yb

mass number	158
neutron number	88
Relative Atomic Mass	157,939871202 ± 0,000008559 Da
g-factor	0
natural abundance
radioaktivitet	☢️ radioactive element
halveringstid	1,49 ± 0,13 m
spin	0
nuclear quadrupole moment	0
opdagelsesdato	1967
Paritet	+

decay mode	Intensitet
β⁺ (β⁺ decay; β⁺ = ϵ + e⁺)	100%
α (α emission)	0.0021%

¹⁵⁹Yb

mass number	159
neutron number	89
Relative Atomic Mass	158,940060257 ± 0,000018874 Da
g-factor	-0,146 ± 0,0032
natural abundance
radioaktivitet	☢️ radioactive element
halveringstid	1,67 ± 0,09 m
spin	5/2
nuclear quadrupole moment	-0,22 ± 0,02
opdagelsesdato	1975
Paritet	-

decay mode	Intensitet
β⁺ (β⁺ decay; β⁺ = ϵ + e⁺)	100%

¹⁶⁰Yb

mass number	160
neutron number	90
Relative Atomic Mass	159,93755921 ± 0,0000059 Da
g-factor	0
natural abundance
radioaktivitet	☢️ radioactive element
halveringstid	4,8 ± 0,2 m
spin	0
nuclear quadrupole moment	0
opdagelsesdato	1967
Paritet	+

decay mode	Intensitet
β⁺ (β⁺ decay; β⁺ = ϵ + e⁺)	100%

¹⁶¹Yb

mass number	161
neutron number	91
Relative Atomic Mass	160,937912384 ± 0,000016211 Da
g-factor	-0,21733333333333 ± 0,0053333333333333
natural abundance
radioaktivitet	☢️ radioactive element
halveringstid	4,2 ± 0,2 m
spin	3/2
nuclear quadrupole moment	1,03 ± 0,02
opdagelsesdato	1974
Paritet	-

decay mode	Intensitet
β⁺ (β⁺ decay; β⁺ = ϵ + e⁺)	100%

¹⁶²Yb

mass number	162
neutron number	92
Relative Atomic Mass	161,935779342 ± 0,000016213 Da
g-factor	0
natural abundance
radioaktivitet	☢️ radioactive element
halveringstid	18,87 ± 0,19 m
spin	0
nuclear quadrupole moment	0
opdagelsesdato	1963
Paritet	+

decay mode	Intensitet
β⁺ (β⁺ decay; β⁺ = ϵ + e⁺)	100%

¹⁶³Yb

mass number	163
neutron number	93
Relative Atomic Mass	162,936345406 ± 0,000016215 Da
g-factor	-0,24866666666667 ± 0,0053333333333333
natural abundance
radioaktivitet	☢️ radioactive element
halveringstid	11,05 ± 0,35 m
spin	3/2
nuclear quadrupole moment	1,24 ± 0,02
opdagelsesdato	1967
Paritet	-

decay mode	Intensitet
β⁺ (β⁺ decay; β⁺ = ϵ + e⁺)	100%

¹⁶⁴Yb

mass number	164
neutron number	94
Relative Atomic Mass	163,934500743 ± 0,000016217 Da
g-factor	0
natural abundance
radioaktivitet	☢️ radioactive element
halveringstid	75,8 ± 1,7 m
spin	0
nuclear quadrupole moment	0
opdagelsesdato	1960
Paritet	+

decay mode	Intensitet
ϵ (electron capture)	100%

¹⁶⁵Yb

mass number	165
neutron number	95
Relative Atomic Mass	164,935270241 ± 0,00002849 Da
g-factor	0,1908 ± 0,0032
natural abundance
radioaktivitet	☢️ radioactive element
halveringstid	9,9 ± 0,3 m
spin	5/2
nuclear quadrupole moment	2,48 ± 0,04
opdagelsesdato	1964
Paritet	-

decay mode	Intensitet
β⁺ (β⁺ decay; β⁺ = ϵ + e⁺)	100%

¹⁶⁶Yb

mass number	166
neutron number	96
Relative Atomic Mass	165,933876439 ± 0,000007515 Da
g-factor	0
natural abundance
radioaktivitet	☢️ radioactive element
halveringstid	56,7 ± 0,1 h
spin	0
nuclear quadrupole moment	0
opdagelsesdato	1954
Paritet	+

decay mode	Intensitet
ϵ (electron capture)	100%

¹⁶⁷Yb

mass number	167
neutron number	97
Relative Atomic Mass	166,934954069 ± 0,000004251 Da
g-factor	0,2484 ± 0,0032
natural abundance
radioaktivitet	☢️ radioactive element
halveringstid	17,5 ± 0,2 m
spin	5/2
nuclear quadrupole moment	2,7 ± 0,04
opdagelsesdato	1954
Paritet	-

decay mode	Intensitet
β⁺ (β⁺ decay; β⁺ = ϵ + e⁺)	100%

¹⁶⁸Yb

mass number	168
neutron number	98
Relative Atomic Mass	167,933891297 ± 0,0000001 Da
g-factor	0
natural abundance	0,123 ± 0,003
radioaktivitet	☢️ radioactive element
halveringstid
spin	0
nuclear quadrupole moment	0
opdagelsesdato	1938
Paritet	+

decay mode	Intensitet
α (α emission)
2β⁺ (double β⁺ decay)

¹⁶⁹Yb

mass number	169
neutron number	99
Relative Atomic Mass	168,935184208 ± 0,000000191 Da
g-factor	-0,18085714285714 ± 0,0022857142857143
natural abundance
radioaktivitet	☢️ radioactive element
halveringstid	32,014 ± 0,005 d
spin	7/2
nuclear quadrupole moment	3,54 ± 0,06
opdagelsesdato	1946
Paritet	+

decay mode	Intensitet
ϵ (electron capture)	100%

¹⁷⁰Yb

mass number	170
neutron number	100
Relative Atomic Mass	169,934767242 ± 0,000000011 Da
g-factor	0
natural abundance	2,982 ± 0,039
radioaktivitet	stable isotope
halveringstid	Not Radioactive ☢️
spin	0
nuclear quadrupole moment	0
opdagelsesdato	1938
Paritet	+

¹⁷¹Yb

mass number	171
neutron number	101
Relative Atomic Mass	170,936331515 ± 0,000000013 Da
g-factor	0,9846 ± 0,0008
natural abundance	14,086 ± 0,14
radioaktivitet	stable isotope
halveringstid	Not Radioactive ☢️
spin	1/2
nuclear quadrupole moment	0
opdagelsesdato	1934
Paritet	-

¹⁷²Yb

mass number	172
neutron number	102
Relative Atomic Mass	171,936386654 ± 0,000000014 Da
g-factor	0
natural abundance	21,686 ± 0,13
radioaktivitet	stable isotope
halveringstid	Not Radioactive ☢️
spin	0
nuclear quadrupole moment	0
opdagelsesdato	1934
Paritet	+

¹⁷³Yb

mass number	173
neutron number	103
Relative Atomic Mass	172,938216211 ± 0,000000012 Da
g-factor	-0,2712 ± 0,00024
natural abundance	16,103 ± 0,063
radioaktivitet	stable isotope
halveringstid	Not Radioactive ☢️
spin	5/2
nuclear quadrupole moment	2,8 ± 0,04
opdagelsesdato	1934
Paritet	-

¹⁷⁴Yb

mass number	174
neutron number	104
Relative Atomic Mass	173,938867545 ± 0,000000011 Da
g-factor	0
natural abundance	32,025 ± 0,08
radioaktivitet	stable isotope
halveringstid	Not Radioactive ☢️
spin	0
nuclear quadrupole moment	0
opdagelsesdato	1934
Paritet	+

¹⁷⁵Yb

mass number	175
neutron number	105
Relative Atomic Mass	174,941281907 ± 0,000000076 Da
g-factor	0,21885714285714 ± 0,0022857142857143
natural abundance
radioaktivitet	☢️ radioactive element
halveringstid	4,185 ± 0,001 d
spin	7/2
nuclear quadrupole moment	3,52 ± 0,05
opdagelsesdato	1945
Paritet	-

decay mode	Intensitet
β⁻ (β⁻ decay)	100%

¹⁷⁶Yb

mass number	176
neutron number	106
Relative Atomic Mass	175,942574706 ± 0,000000015 Da
g-factor	0
natural abundance	12,995 ± 0,083
radioaktivitet	☢️ radioactive element
halveringstid
spin	0
nuclear quadrupole moment	0
opdagelsesdato	1934
Paritet	+

decay mode	Intensitet
2β⁻ (double β⁻ decay)
α (α emission)

¹⁷⁷Yb

mass number	177
neutron number	107
Relative Atomic Mass	176,945263846 ± 0,000000236 Da
g-factor	-0,15444444444444 ± 0,0033333333333333
natural abundance
radioaktivitet	☢️ radioactive element
halveringstid	1,911 ± 0,003 h
spin	9/2
nuclear quadrupole moment	4,03 ± 0,06
opdagelsesdato	1945
Paritet	+

decay mode	Intensitet
β⁻ (β⁻ decay)	100%

¹⁷⁸Yb

mass number	178
neutron number	108
Relative Atomic Mass	177,9466694 ± 0,000007072 Da
g-factor	0
natural abundance
radioaktivitet	☢️ radioactive element
halveringstid	74 ± 3 m
spin	0
nuclear quadrupole moment	0
opdagelsesdato	1973
Paritet	+

decay mode	Intensitet
β⁻ (β⁻ decay)	100%

¹⁷⁹Yb

mass number	179
neutron number	109
Relative Atomic Mass	178,94993 ± 0,000215 Da
g-factor
natural abundance
radioaktivitet	☢️ radioactive element
halveringstid	8 ± 0,4 m
spin	1/2
nuclear quadrupole moment	0
opdagelsesdato	1982
Paritet	-

decay mode	Intensitet
β⁻ (β⁻ decay)	100%

¹⁸⁰Yb

mass number	180
neutron number	110
Relative Atomic Mass	179,951991 ± 0,000322 Da
g-factor	0
natural abundance
radioaktivitet	☢️ radioactive element
halveringstid	2,4 ± 0,5 m
spin	0
nuclear quadrupole moment	0
opdagelsesdato	1987
Paritet	+

decay mode	Intensitet
β⁻ (β⁻ decay)	100%

¹⁸¹Yb

mass number	181
neutron number	111
Relative Atomic Mass	180,95589 ± 0,00032 Da
g-factor
natural abundance
radioaktivitet	☢️ radioactive element
halveringstid
spin	3/2
nuclear quadrupole moment
opdagelsesdato	2000
Paritet	-

decay mode	Intensitet
β⁻ (β⁻ decay)

¹⁸²Yb

mass number	182
neutron number	112
Relative Atomic Mass	181,958239 ± 0,000429 Da
g-factor	0
natural abundance
radioaktivitet	☢️ radioactive element
halveringstid
spin	0
nuclear quadrupole moment	0
opdagelsesdato	2012
Paritet	+

decay mode	Intensitet
β⁻ (β⁻ decay)

¹⁸³Yb

mass number	183
neutron number	113
Relative Atomic Mass	182,962426 ± 0,000429 Da
g-factor
natural abundance
radioaktivitet	☢️ radioactive element
halveringstid
spin	3/2
nuclear quadrupole moment
opdagelsesdato	2012
Paritet	-

decay mode	Intensitet
β⁻ (β⁻ decay)

¹⁸⁴Yb

mass number	184
neutron number	114
Relative Atomic Mass	183,965002 ± 0,00054 Da
g-factor	0
natural abundance
radioaktivitet	☢️ radioactive element
halveringstid
spin	0
nuclear quadrupole moment	0
opdagelsesdato	2012
Paritet	+

decay mode	Intensitet
β⁻ (β⁻ decay)

¹⁸⁵Yb

mass number	185
neutron number	115
Relative Atomic Mass	184,969425 ± 0,000537 Da
g-factor
natural abundance
radioaktivitet	☢️ radioactive element
halveringstid
spin	9/2
nuclear quadrupole moment
opdagelsesdato	2012
Paritet	-

decay mode	Intensitet
β⁻ (β⁻ decay)

historie

opdager eller opfinder	Jean de Marignac
fundsted	Switzerland
opdagelsesdato	1878
etymologi	Named for the Swedish village of Ytterby.
udtale	i-TUR-bi-em (engelsk)

source

Forekomst
Abundance in Earth's crust	3,2 mg/kg
natural abundance (verdenshave)	0,00000082 mg/L
natural abundance (menneskelige krop)
natural abundance (Meteoroid)	0,000018 %
natural abundance (Solen)	0,0000001 %
Abundance in Universe	0,0000002 %

Nuclear Screening Constants

1	s	1.3611
2	p	4.3716
2	s	18.306
3	d	13.6033
3	p	20.6635
3	s	21.2398
4	d	36.4104
4	f	40.568
4	p	33.598
4	s	32.4824
5	p	52.1685
5	s	49.85
6	s	61.4068

Ytterbium on ChemicalAid

Ytterbium (Yb)

Fysisk Egenskab

Kemisk Egenskab

øvrige

Isotopes of Ytterbium

148Yb

149Yb

150Yb

151Yb

152Yb

153Yb

154Yb

155Yb

156Yb

157Yb

158Yb

159Yb

160Yb

161Yb

162Yb

163Yb

164Yb

165Yb

166Yb

167Yb

168Yb

169Yb

170Yb

171Yb

172Yb

173Yb

174Yb

175Yb

176Yb

177Yb

178Yb

179Yb

180Yb

181Yb

182Yb

183Yb

184Yb

185Yb

historie

source

Nuclear Screening Constants

¹⁴⁸Yb

¹⁴⁹Yb

¹⁵⁰Yb

¹⁵¹Yb

¹⁵²Yb

¹⁵³Yb

¹⁵⁴Yb

¹⁵⁵Yb

¹⁵⁶Yb

¹⁵⁷Yb

¹⁵⁸Yb

¹⁵⁹Yb

¹⁶⁰Yb

¹⁶¹Yb

¹⁶²Yb

¹⁶³Yb

¹⁶⁴Yb

¹⁶⁵Yb

¹⁶⁶Yb

¹⁶⁷Yb

¹⁶⁸Yb

¹⁶⁹Yb

¹⁷⁰Yb

¹⁷¹Yb

¹⁷²Yb

¹⁷³Yb

¹⁷⁴Yb

¹⁷⁵Yb

¹⁷⁶Yb

¹⁷⁷Yb

¹⁷⁸Yb

¹⁷⁹Yb

¹⁸⁰Yb

¹⁸¹Yb

¹⁸²Yb

¹⁸³Yb

¹⁸⁴Yb

¹⁸⁵Yb