Ytterbium (Yb)

element with the atomic number of 70

Atomic Number	70
Atomic Weight	173.045
mass number	174

Group
Period	6
Block	f

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

Physical Property

Atomic Radius	175 pm 277 pm
molar volume	24.8 cm³/mol
Covalent Radius	170 pm 129 pm 187 pm
Metallic Radius
ionic 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
density	6.9 g/cm³ 6210 kg/m³

Chemical Property

{ERROR}

energia

proton affinity
electron affinity	-0.02 eV/particle
ionization energy	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 1019 eV/particle 1065 eV/particle 1114 eV/particle 1175 eV/particle 1224 eV/particle 1275 eV/particle 1324 eV/particle 1516 eV/particle 1564 eV/particle 1618 eV/particle 1668 eV/particle 1789 eV/particle 1845 eV/particle 1978 eV/particle 2036.4 eV/particle 3443 eV/particle 3555 eV/particle 3677 eV/particle 3805 eV/particle 3929 eV/particle 4051 eV/particle 4238 eV/particle 4364 eV/particle 4502 eV/particle 4630 eV/particle 4988 eV/particle 5101 eV/particle 5224 eV/particle 5339 eV/particle 5731 eV/particle 5860 eV/particle 6111 eV/particle 6236 eV/particle 13784 eV/particle 14093 eV/particle 14435 eV/particle 14752 eV/particle 16191 eV/particle 16570 eV/particle 17050 eV/particle 17365.44 eV/particle 70123.04 eV/particle 71574.79 eV/particle

enthalpy of vaporization	159 kJ/mol
enthalpy of fusion	3.35 kJ/mol
standard enthalpy of formation	155.6 kJ/mol
electron

Tegimen electronicum	2, 8, 18, 32, 8, 2

valence electron	2 ⓘ

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

oxidation number	0, 1, 2, 3
electronegativity	0.22119
Electrophilicity Index	0.7743018767771305 eV/particle
fundamental state of matter

phase of matter
gaseous state of matter
Boiling Point	1469.15 K
Melting Point	1097.15 K
critical pressure
critical temperature
Punctum triplex
appearance
Color	Black #ff1493 #00bf38 #00bf38
appearance
refractive index
thermodynamic material property
Thermal Conductivity
thermal expansion	0.0000263 1/K
molar heat capacity	26.74 J/(mol K)
Specific Heat Capacity	0.155 J/(g⋅K)
heat capacity ratio
electrical properties
type	Conductor
electrical conductivity	3.6 MS/m
electrical resistivity	0.00000028 Ω*m
Superconductrum
magnetism
type	paramagnetic
magnetic susceptibility (Mass)	0.0000000059 m³/Kg
magnetic susceptibility (Molar)	0.00000000102 m³/mol
magnetic susceptibility (Volume)	0.0000388
magnetic ordering
Curie temperature
Néel temperature
structure
Crystal Structure	{ERROR}
lattice constant	5.49 Å
Lattice Angles	π/2, π/2, π/2
mechanical property
hardness	343 MPa 206 MPa
bulk modulus	31 GPa
shear modulus	9.9 GPa
Young's modulus	24 GPa
Poisson's ratio	0.21
celeritas soni	1590 m/s
classificare
Category	Actinides, Lanthanides
CAS Group
IUPAC Group
Glawe Number	18
Mendeleev Number	39
Pettifor Number	17
Geochemical Class	rare earth & related
Goldschmidt classification	litophile

other

Gas Basicity
polarizability	139 ± 6 a₀
C6 Dispersion Coefficient	1910 a₀
allotrope
Neutron cross section	35
Neutron Mass Absorption	0.0076
quantum number	1S0
space group	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
radioactivitas	☢️ radioactive element
half-life
Volubilitas	0
nuclear quadrupole moment	0
repertus
parity	+

decay mode	intensity
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
radioactivitas	☢️ radioactive element
half-life	700 ± 200 ms
Volubilitas	1/2
nuclear quadrupole moment	0
repertus	2001
parity	+

decay mode	intensity
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
radioactivitas	☢️ radioactive element
half-life
Volubilitas	0
nuclear quadrupole moment	0
repertus	2000
parity	+

decay mode	intensity
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
radioactivitas	☢️ radioactive element
half-life	1.6 ± 0.5 s
Volubilitas	1/2
nuclear quadrupole moment	0
repertus	1985
parity	+

decay mode	intensity
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
radioactivitas	☢️ radioactive element
half-life	3.03 ± 0.06 s
Volubilitas	0
nuclear quadrupole moment	0
repertus	1982
parity	+

decay mode	intensity
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
radioactivitas	☢️ radioactive element
half-life	4.2 ± 0.2 s
Volubilitas	7/2
nuclear quadrupole moment
repertus	1977
parity	-

decay mode	intensity
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
radioactivitas	☢️ radioactive element
half-life	409 ± 2 ms
Volubilitas	0
nuclear quadrupole moment	0
repertus	1964
parity	+

decay mode	intensity
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
radioactivitas	☢️ radioactive element
half-life	1.793 ± 0.02 s
Volubilitas	7/2
nuclear quadrupole moment	-0.5 ± 0.3
repertus	1964
parity	-

decay mode	intensity
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
radioactivitas	☢️ radioactive element
half-life	26.1 ± 0.7 s
Volubilitas	0
nuclear quadrupole moment	0
repertus	1970
parity	+

decay mode	intensity
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
radioactivitas	☢️ radioactive element
half-life	38.6 ± 1 s
Volubilitas	7/2
nuclear quadrupole moment
repertus	1970
parity	-

decay mode	intensity
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
radioactivitas	☢️ radioactive element
half-life	1.49 ± 0.13 m
Volubilitas	0
nuclear quadrupole moment	0
repertus	1967
parity	+

decay mode	intensity
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
radioactivitas	☢️ radioactive element
half-life	1.67 ± 0.09 m
Volubilitas	5/2
nuclear quadrupole moment	-0.22 ± 0.02
repertus	1975
parity	-

decay mode	intensity
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
radioactivitas	☢️ radioactive element
half-life	4.8 ± 0.2 m
Volubilitas	0
nuclear quadrupole moment	0
repertus	1967
parity	+

decay mode	intensity
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
radioactivitas	☢️ radioactive element
half-life	4.2 ± 0.2 m
Volubilitas	3/2
nuclear quadrupole moment	1.03 ± 0.02
repertus	1974
parity	-

decay mode	intensity
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
radioactivitas	☢️ radioactive element
half-life	18.87 ± 0.19 m
Volubilitas	0
nuclear quadrupole moment	0
repertus	1963
parity	+

decay mode	intensity
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
radioactivitas	☢️ radioactive element
half-life	11.05 ± 0.35 m
Volubilitas	3/2
nuclear quadrupole moment	1.24 ± 0.02
repertus	1967
parity	-

decay mode	intensity
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
radioactivitas	☢️ radioactive element
half-life	75.8 ± 1.7 m
Volubilitas	0
nuclear quadrupole moment	0
repertus	1960
parity	+

decay mode	intensity
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
radioactivitas	☢️ radioactive element
half-life	9.9 ± 0.3 m
Volubilitas	5/2
nuclear quadrupole moment	2.48 ± 0.04
repertus	1964
parity	-

decay mode	intensity
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
radioactivitas	☢️ radioactive element
half-life	56.7 ± 0.1 h
Volubilitas	0
nuclear quadrupole moment	0
repertus	1954
parity	+

decay mode	intensity
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
radioactivitas	☢️ radioactive element
half-life	17.5 ± 0.2 m
Volubilitas	5/2
nuclear quadrupole moment	2.7 ± 0.04
repertus	1954
parity	-

decay mode	intensity
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
radioactivitas	☢️ radioactive element
half-life
Volubilitas	0
nuclear quadrupole moment	0
repertus	1938
parity	+

decay mode	intensity
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
radioactivitas	☢️ radioactive element
half-life	32.014 ± 0.005 d
Volubilitas	7/2
nuclear quadrupole moment	3.54 ± 0.06
repertus	1946
parity	+

decay mode	intensity
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
radioactivitas	stable isotope
half-life	Not Radioactive ☢️
Volubilitas	0
nuclear quadrupole moment	0
repertus	1938
parity	+

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
radioactivitas	stable isotope
half-life	Not Radioactive ☢️
Volubilitas	1/2
nuclear quadrupole moment	0
repertus	1934
parity	-

¹⁷²Yb

mass number	172
neutron number	102
Relative Atomic Mass	171.936386654 ± 0.000000014 Da
g-factor	0
natural abundance	21.686 ± 0.13
radioactivitas	stable isotope
half-life	Not Radioactive ☢️
Volubilitas	0
nuclear quadrupole moment	0
repertus	1934
parity	+

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
radioactivitas	stable isotope
half-life	Not Radioactive ☢️
Volubilitas	5/2
nuclear quadrupole moment	2.8 ± 0.04
repertus	1934
parity	-

¹⁷⁴Yb

mass number	174
neutron number	104
Relative Atomic Mass	173.938867545 ± 0.000000011 Da
g-factor	0
natural abundance	32.025 ± 0.08
radioactivitas	stable isotope
half-life	Not Radioactive ☢️
Volubilitas	0
nuclear quadrupole moment	0
repertus	1934
parity	+

¹⁷⁵Yb

mass number	175
neutron number	105
Relative Atomic Mass	174.941281907 ± 0.000000076 Da
g-factor	0.21885714285714 ± 0.0022857142857143
natural abundance
radioactivitas	☢️ radioactive element
half-life	4.185 ± 0.001 d
Volubilitas	7/2
nuclear quadrupole moment	3.52 ± 0.05
repertus	1945
parity	-

decay mode	intensity
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
radioactivitas	☢️ radioactive element
half-life
Volubilitas	0
nuclear quadrupole moment	0
repertus	1934
parity	+

decay mode	intensity
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
radioactivitas	☢️ radioactive element
half-life	1.911 ± 0.003 h
Volubilitas	9/2
nuclear quadrupole moment	4.03 ± 0.06
repertus	1945
parity	+

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

¹⁷⁸Yb

mass number	178
neutron number	108
Relative Atomic Mass	177.9466694 ± 0.000007072 Da
g-factor	0
natural abundance
radioactivitas	☢️ radioactive element
half-life	74 ± 3 m
Volubilitas	0
nuclear quadrupole moment	0
repertus	1973
parity	+

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

¹⁷⁹Yb

mass number	179
neutron number	109
Relative Atomic Mass	178.94993 ± 0.000215 Da
g-factor
natural abundance
radioactivitas	☢️ radioactive element
half-life	8 ± 0.4 m
Volubilitas	1/2
nuclear quadrupole moment	0
repertus	1982
parity	-

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

¹⁸⁰Yb

mass number	180
neutron number	110
Relative Atomic Mass	179.951991 ± 0.000322 Da
g-factor	0
natural abundance
radioactivitas	☢️ radioactive element
half-life	2.4 ± 0.5 m
Volubilitas	0
nuclear quadrupole moment	0
repertus	1987
parity	+

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

¹⁸¹Yb

mass number	181
neutron number	111
Relative Atomic Mass	180.95589 ± 0.00032 Da
g-factor
natural abundance
radioactivitas	☢️ radioactive element
half-life
Volubilitas	3/2
nuclear quadrupole moment
repertus	2000
parity	-

decay mode	intensity
β⁻ (β⁻ decay)

¹⁸²Yb

mass number	182
neutron number	112
Relative Atomic Mass	181.958239 ± 0.000429 Da
g-factor	0
natural abundance
radioactivitas	☢️ radioactive element
half-life
Volubilitas	0
nuclear quadrupole moment	0
repertus	2012
parity	+

decay mode	intensity
β⁻ (β⁻ decay)

¹⁸³Yb

mass number	183
neutron number	113
Relative Atomic Mass	182.962426 ± 0.000429 Da
g-factor
natural abundance
radioactivitas	☢️ radioactive element
half-life
Volubilitas	3/2
nuclear quadrupole moment
repertus	2012
parity	-

decay mode	intensity
β⁻ (β⁻ decay)

¹⁸⁴Yb

mass number	184
neutron number	114
Relative Atomic Mass	183.965002 ± 0.00054 Da
g-factor	0
natural abundance
radioactivitas	☢️ radioactive element
half-life
Volubilitas	0
nuclear quadrupole moment	0
repertus	2012
parity	+

decay mode	intensity
β⁻ (β⁻ decay)

¹⁸⁵Yb

mass number	185
neutron number	115
Relative Atomic Mass	184.969425 ± 0.000537 Da
g-factor
natural abundance
radioactivitas	☢️ radioactive element
half-life
Volubilitas	9/2
nuclear quadrupole moment
repertus	2012
parity	-

decay mode	intensity
β⁻ (β⁻ decay)

historia

inventor	Jean de Marignac
location of discovery	Switzerland
repertus	1878
Etymologia	Named for the Swedish village of Ytterby.
pronunciation	i-TUR-bi-em (English)

source

Abundance
Abundance in Earth's crust	3.2 mg/kg
natural abundance (Oceanus)	0.00000082 mg/L
natural abundance (Corpus humanum)
natural abundance (Meteoroides)	0.000018 %
natural abundance (Sol)	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)

Physical Property

Chemical Property

other

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

historia

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