Dysprosyum

Dysprosyum (Dy)

element with the atomic number of 66
Atomic Number66
Atomic Weight162.5
mass number164
Group
Period6
Blockf
proton66 p+
neutron98 n0
electron66 e-
Animated Bohr model of Dy (Dysprosyum)

Physical Property

Atomic Radius
molar volume
covalent radius
Metallic Radius
ionic radius
Crystal Radius
Van der Waals radius
dosedh
Atomic Radii Of The Elements: Dysprosyum0102030405060708090100110120130140150160170180190200210220230240pmAtomic RadiusCovalent RadiusMetallic RadiusVan der Waals radius

Chemical Property

nerth
proton affinity
electron affinity
ionization energy
ionization energy of Dy (Dysprosyum)
enthalpy of vaporization
enthalpy of fusion
standard enthalpy of formation
electron
electron shell2, 8, 18, 28, 8, 2
Bohr model: Dy (Dysprosyum)
valence electron2
Lewis structure: Dy (Dysprosyum)
aray an elektrons[Xe] 4f10 6s2
1s2 2s2 2p6 3s2 3p6 4s2 3d10 4p6 5s2 4d10 5p6 4f10 6s2
Enhanced Bohr model of Dy (Dysprosyum)
Orbital Diagram of Dy (Dysprosyum)
oxidation number0, 2, 3, 4
electronegativity
1.22
Electrophilicity Index
fundamental state of matter
phase of matterSolid
gaseous state of matter
Boiling Point
Melting Point
critical pressure
critical temperature
triple point
appearance
liw
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)
0.00000545 m³/Kg
magnetic susceptibility (Molar)
0.000000885625 m³/mol
magnetic susceptibility (Volume)
0.046603
magnetic ordering
Curie temperature
Néel temperature
kesweyth
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
0.25
speed of sound
classification
CategoryLanthanides, Lanthanides
CAS Group
IUPAC Group
Glawe Number24
Mendeleev Number31
Pettifor Number25
Geochemical Classrare earth & related
Goldschmidt classificationlitophile

other

Gas Basicity
polarizability
C6 Dispersion Coefficient
allotrope
Neutron cross section
950
Neutron Mass Absorption
0.2
quantum number5I8
space group194 (P63/mmc)

Isotopes of Dysprosium

Stable Isotopes5
Unstable Isotopes34
Natural Isotopes7
Isotopic Composition16428.26%16428.26%16225.48%16225.48%16324.90%16324.90%16118.89%16118.89%1602.33%1602.33%1560.06%1560.06%1580.10%1580.10%

138Dy

mass number138
neutron number72
relative atomic mass
g-factor
0
natural abundance
radioactivity☢️ elven radyoweythresek
half-life
spin0
nuclear quadrupole moment
0
dydhyas diskudhans
parity+

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

139Dy

mass number139
neutron number73
relative atomic mass
g-factor
natural abundance
radioactivity☢️ elven radyoweythresek
half-life
600 ± 200 ms
spin7/2
nuclear quadrupole moment
dydhyas diskudhans1999
parity+

decay modeintensity
β+ (β+ decay; β+ = ϵ + e+)100%
β+ p (β+-delayed proton emission)11%

140Dy

mass number140
neutron number74
relative atomic mass
g-factor
0
natural abundance
radioactivity☢️ elven radyoweythresek
half-life
spin0
nuclear quadrupole moment
0
dydhyas diskudhans2002
parity+

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

141Dy

mass number141
neutron number75
relative atomic mass
g-factor
natural abundance
radioactivity☢️ elven radyoweythresek
half-life
900 ± 140 ms
spin9/2
nuclear quadrupole moment
dydhyas diskudhans1984
parity-

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

142Dy

mass number142
neutron number76
relative atomic mass
g-factor
0
natural abundance
radioactivity☢️ elven radyoweythresek
half-life
2.3 ± 0.3 s
spin0
nuclear quadrupole moment
0
dydhyas diskudhans1986
parity+

decay modeintensity
β+ (β+ decay; β+ = ϵ + e+)100%
e+ (positron emission)90%
ϵ (electron capture)10%
β+ p (β+-delayed proton emission)0.06%

143Dy

mass number143
neutron number77
relative atomic mass
g-factor
natural abundance
radioactivity☢️ elven radyoweythresek
half-life
5.6 ± 1 s
spin1/2
nuclear quadrupole moment
0
dydhyas diskudhans1983
parity+

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

144Dy

mass number144
neutron number78
relative atomic mass
g-factor
0
natural abundance
radioactivity☢️ elven radyoweythresek
half-life
9.1 ± 0.4 s
spin0
nuclear quadrupole moment
0
dydhyas diskudhans1986
parity+

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

145Dy

mass number145
neutron number79
relative atomic mass
g-factor
natural abundance
radioactivity☢️ elven radyoweythresek
half-life
9.5 ± 1 s
spin1/2
nuclear quadrupole moment
0
dydhyas diskudhans1982
parity+

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

146Dy

mass number146
neutron number80
relative atomic mass
g-factor
0
natural abundance
radioactivity☢️ elven radyoweythresek
half-life
33.2 ± 0.7 s
spin0
nuclear quadrupole moment
0
dydhyas diskudhans1981
parity+

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

147Dy

mass number147
neutron number81
relative atomic mass
g-factor
-1.83 ± 0.018
natural abundance
radioactivity☢️ elven radyoweythresek
half-life
67 ± 7 s
spin1/2
nuclear quadrupole moment
0
dydhyas diskudhans1975
parity+

decay modeintensity
β+ (β+ decay; β+ = ϵ + e+)100%
β+ p (β+-delayed proton emission)0.05%

148Dy

mass number148
neutron number82
relative atomic mass
g-factor
0
natural abundance
radioactivity☢️ elven radyoweythresek
half-life
3.3 ± 0.2 m
spin0
nuclear quadrupole moment
0
dydhyas diskudhans1974
parity+

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

149Dy

mass number149
neutron number83
relative atomic mass
g-factor
-0.034 ± 0.002
natural abundance
radioactivity☢️ elven radyoweythresek
half-life
4.2 ± 0.14 m
spin7/2
nuclear quadrupole moment
-0.62 ± 0.05
dydhyas diskudhans1958
parity-

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

150Dy

mass number150
neutron number84
relative atomic mass
g-factor
0
natural abundance
radioactivity☢️ elven radyoweythresek
half-life
7.17 ± 0.05 m
spin0
nuclear quadrupole moment
0
dydhyas diskudhans1959
parity+

decay modeintensity
β+ (β+ decay; β+ = ϵ + e+)66.4%
α (α emission)33.6%

151Dy

mass number151
neutron number85
relative atomic mass
g-factor
-0.27 ± 0.002
natural abundance
radioactivity☢️ elven radyoweythresek
half-life
17.9 ± 0.3 m
spin7/2
nuclear quadrupole moment
-0.3 ± 0.05
dydhyas diskudhans1959
parity-

decay modeintensity
β+ (β+ decay; β+ = ϵ + e+)94.4%
α (α emission)5.6%

152Dy

mass number152
neutron number86
relative atomic mass
g-factor
0
natural abundance
radioactivity☢️ elven radyoweythresek
half-life
2.38 ± 0.02 h
spin0
nuclear quadrupole moment
0
dydhyas diskudhans1958
parity+

decay modeintensity
ϵ (electron capture)99.9%
α (α emission)0.1%

153Dy

mass number153
neutron number87
relative atomic mass
g-factor
-0.20342857142857 ± 0.0017142857142857
natural abundance
radioactivity☢️ elven radyoweythresek
half-life
6.4 ± 0.1 h
spin7/2
nuclear quadrupole moment
-0.15 ± 0.09
dydhyas diskudhans1958
parity-

decay modeintensity
β+ (β+ decay; β+ = ϵ + e+)99.9906%
α (α emission)0.0094%

154Dy

mass number154
neutron number88
relative atomic mass
g-factor
0
natural abundance
radioactivity☢️ elven radyoweythresek
half-life
3 ± 1.5 My
spin0
nuclear quadrupole moment
0
dydhyas diskudhans1961
parity+

decay modeintensity
α (α emission)100%
+ (double β+ decay)

155Dy

mass number155
neutron number89
relative atomic mass
g-factor
-0.22466666666667 ± 0.002
natural abundance
radioactivity☢️ elven radyoweythresek
half-life
9.9 ± 0.2 h
spin3/2
nuclear quadrupole moment
0.96 ± 0.02
dydhyas diskudhans1958
parity-

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

156Dy

mass number156
neutron number90
relative atomic mass
g-factor
0
natural abundance
0.056 ± 0.003
radioactivity☢️ elven radyoweythresek
half-life
spin0
nuclear quadrupole moment
0
dydhyas diskudhans1948
parity+

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

157Dy

mass number157
neutron number91
relative atomic mass
g-factor
-0.20066666666667 ± 0.0013333333333333
natural abundance
radioactivity☢️ elven radyoweythresek
half-life
8.14 ± 0.04 h
spin3/2
nuclear quadrupole moment
1.29 ± 0.02
dydhyas diskudhans1953
parity-

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

158Dy

mass number158
neutron number92
relative atomic mass
g-factor
0
natural abundance
0.095 ± 0.003
radioactivity☢️ elven radyoweythresek
half-life
spin0
nuclear quadrupole moment
0
dydhyas diskudhans1938
parity+

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

159Dy

mass number159
neutron number93
relative atomic mass
g-factor
-0.236 ± 0.002
natural abundance
radioactivity☢️ elven radyoweythresek
half-life
144.4 ± 0.2 d
spin3/2
nuclear quadrupole moment
1.37 ± 0.02
dydhyas diskudhans1951
parity-

decay modeintensity
ϵ (electron capture)100%

160Dy

mass number160
neutron number94
relative atomic mass
g-factor
0
natural abundance
2.329 ± 0.018
radioactivitystable isotope
half-lifeNot Radioactive ☢️
spin0
nuclear quadrupole moment
0
dydhyas diskudhans1938
parity+

161Dy

mass number161
neutron number95
relative atomic mass
g-factor
-0.1916 ± 0.0012
natural abundance
18.889 ± 0.042
radioactivitystable isotope
half-lifeNot Radioactive ☢️
spin5/2
nuclear quadrupole moment
2.51 ± 0.02
dydhyas diskudhans1934
parity+

162Dy

mass number162
neutron number96
relative atomic mass
g-factor
0
natural abundance
25.475 ± 0.036
radioactivitystable isotope
half-lifeNot Radioactive ☢️
spin0
nuclear quadrupole moment
0
dydhyas diskudhans1934
parity+

163Dy

mass number163
neutron number97
relative atomic mass
g-factor
0.2684 ± 0.0016
natural abundance
24.896 ± 0.042
radioactivitystable isotope
half-lifeNot Radioactive ☢️
spin5/2
nuclear quadrupole moment
2.65 ± 0.02
dydhyas diskudhans1934
parity-

164Dy

mass number164
neutron number98
relative atomic mass
g-factor
0
natural abundance
28.26 ± 0.054
radioactivitystable isotope
half-lifeNot Radioactive ☢️
spin0
nuclear quadrupole moment
0
dydhyas diskudhans1934
parity+

165Dy

mass number165
neutron number99
relative atomic mass
g-factor
-0.148 ± 0.0017142857142857
natural abundance
radioactivity☢️ elven radyoweythresek
half-life
2.332 ± 0.004 h
spin7/2
nuclear quadrupole moment
3.48 ± 0.07
dydhyas diskudhans1935
parity+

decay modeintensity
β (β decay)100%

166Dy

mass number166
neutron number100
relative atomic mass
g-factor
0
natural abundance
radioactivity☢️ elven radyoweythresek
half-life
81.6 ± 0.1 h
spin0
nuclear quadrupole moment
0
dydhyas diskudhans1949
parity+

decay modeintensity
β (β decay)100%

167Dy

mass number167
neutron number101
relative atomic mass
g-factor
natural abundance
radioactivity☢️ elven radyoweythresek
half-life
6.2 ± 0.08 m
spin1/2
nuclear quadrupole moment
0
dydhyas diskudhans1960
parity-

decay modeintensity
β (β decay)100%

168Dy

mass number168
neutron number102
relative atomic mass
g-factor
0
natural abundance
radioactivity☢️ elven radyoweythresek
half-life
8.7 ± 0.3 m
spin0
nuclear quadrupole moment
0
dydhyas diskudhans1982
parity+

decay modeintensity
β (β decay)100%

169Dy

mass number169
neutron number103
relative atomic mass
g-factor
natural abundance
radioactivity☢️ elven radyoweythresek
half-life
39 ± 8 s
spin5/2
nuclear quadrupole moment
dydhyas diskudhans1990
parity

decay modeintensity
β (β decay)100%

170Dy

mass number170
neutron number104
relative atomic mass
g-factor
0
natural abundance
radioactivity☢️ elven radyoweythresek
half-life
54.9 ± 8 s
spin0
nuclear quadrupole moment
0
dydhyas diskudhans2010
parity+

decay modeintensity
β (β decay)100%

171Dy

mass number171
neutron number105
relative atomic mass
g-factor
natural abundance
radioactivity☢️ elven radyoweythresek
half-life
4.07 ± 0.4 s
spin7/2
nuclear quadrupole moment
dydhyas diskudhans2012
parity-

decay modeintensity
β (β decay)100%

172Dy

mass number172
neutron number106
relative atomic mass
g-factor
0
natural abundance
radioactivity☢️ elven radyoweythresek
half-life
3.4 ± 0.2 s
spin0
nuclear quadrupole moment
0
dydhyas diskudhans2012
parity+

decay modeintensity
β (β decay)100%

173Dy

mass number173
neutron number107
relative atomic mass
g-factor
natural abundance
radioactivity☢️ elven radyoweythresek
half-life
1.43 ± 0.2 s
spin9/2
nuclear quadrupole moment
dydhyas diskudhans2012
parity+

decay modeintensity
β (β decay)100%
β n (β-delayed neutron emission)

174Dy

mass number174
neutron number108
relative atomic mass
g-factor
0
natural abundance
radioactivity☢️ elven radyoweythresek
half-life
spin0
nuclear quadrupole moment
0
dydhyas diskudhans2012
parity+

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

175Dy

mass number175
neutron number109
relative atomic mass
g-factor
natural abundance
radioactivity☢️ elven radyoweythresek
half-life
spin1/2
nuclear quadrupole moment
0
dydhyas diskudhans2018
parity-

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

176Dy

mass number176
neutron number110
relative atomic mass
g-factor
0
natural abundance
radioactivity☢️ elven radyoweythresek
half-life
spin0
nuclear quadrupole moment
0
dydhyas diskudhans2018
parity+

decay modeintensity
β (β decay)
β n (β-delayed neutron emission)
Dysprosium1

istori

diskudher po dismygerPaul Émile Lecoq de Boisbaudran
location of discoveryFrance
dydhyas diskudhans1886
EtymologylGreek: dysprositos (hard to get at).
pronunciationdis-PRO-si-em (en)

source

Abundance
Abundance in Earth's crust
natural abundance (Keynvor)
natural abundance (Korf)
natural abundance (meteoroid)
0.000027 %
natural abundance (Howl)
0.0000002 %
Abundance in Universe
0.0000002 %

Nuclear Screening Constants

1s1.2914
2p4.3204
2s17.2906
3d13.6701
3p20.1195
3s20.6067
4d34.982
4f39.464
4p32.174
4s31.408
5p48.873
5s46.696
6s57.6564