Holmiyûm

Holmiyûm (Ho)

chemical element with atomic number 67
Atomic Number67
Atomic Weight164.93033
Hejmara baristeyî165
Group
Period6
Blockf
Proton67 p+
Notron98 n0
Kareva67 e-
Animated Bohr model of Ho (Holmiyûm)

Physical Property

Atomic Radius
175 pm
molar volume
Covalent Radius
166 pm
Metallic Radius
ionic radius
90,1 pm
Crystal Radius
104,1 pm
Van der Waals radius
230 pm
density
8,8 g/cm³
Atomic Radii Of The Elements: Holmiyûm0102030405060708090100110120130140150160170180190200210220230pmAtomic RadiusCovalent RadiusMetallic RadiusVan der Waals radius

Chemical Property

wize
proton affinity
electron affinity
ionization energy
ionization energy of Ho (Holmiyûm)
enthalpy of vaporization
301 kJ/mol
enthalpy of fusion
standard enthalpy of formation
300,6 kJ/mol
Kareva
electron shell2, 8, 18, 29, 8, 2
Bohr model: Ho (Holmiyûm)
valence electron2
Lewis structure: Ho (Holmiyûm)
electron configuration[Xe] 4f11 6s2
1s2 2s2 2p6 3s2 3p6 4s2 3d10 4p6 5s2 4d10 5p6 4f11 6s2
Enhanced Bohr model of Ho (Holmiyûm)
Orbital Diagram of Ho (Holmiyûm)
oxidation number0, 2, 3
electronegativity
1.23
Electrophilicity Index
fundamental state of matter
phase of matterSolid
gaseous state of matter
Boiling Point
2.973,15 K
Melting Point
1.745,15 K
critical pressure
critical temperature
triple point
appearance
color
Silver
appearancesilvery white
refractive index
thermodynamic material property
Thermal Conductivity
thermal expansion
0,0000112 1/K
molar heat capacity
27,15 J/(mol K)
Specific Heat Capacity
0,165 J/(g⋅K)
heat capacity ratio
electrical properties
typeConductor
electrical conductivity
1,1 MS/m
electrical resistivity
0,00000094 m Ω
superconductivity
magnetism
typeparamagnetic
magnetic susceptibility (Mass)
0,00000549 m³/Kg
magnetic susceptibility (Molar)
0,000000905467 m³/mol
magnetic susceptibility (Volume)
0,0482845
magnetic ordering
Germahiya Curie
20 K
Néel temperature
132 K
pêkhate
Crystal StructureSimple Hexagonal (HEX)
lattice constant
3,58 Å
Lattice Anglesπ/2, π/2, 2 π/3
mechanical property
hardness
bulk modulus
40 GPa
shear modulus
26 GPa
Young's modulus
65 GPa
Poisson's ratio
0,23
Leza dengê
2.760 m/s
classification
CategoryLanthanides, Lanthanides
CAS Group
IUPAC Group
Glawe Number23
Mendeleev Number33
Pettifor Number24
Geochemical Classrare earth & related
Goldschmidt classificationlitophile

other

Gas Basicity
polarizability
156 ± 10 a₀
C6 Dispersion Coefficient
allotrope
Neutron cross section
64
Neutron Mass Absorption
0,015
quantum number4I15/2
space group194 (P63/mmc)

Isotopes of Holmium

Stable Isotopes1
Unstable Isotopes38
Natural Isotopes1

140Ho

Hejmara baristeyî140
neutron number73
Giraniya atomê
139,968526 ± 0,000537 Da
g-factor
natural abundance
radioactivity☢️ radioactive element
half-life
6 ± 3 ms
spin8
nuclear quadrupole moment
dema îcadkirinê yan keşfê1999
parity+

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

141Ho

Hejmara baristeyî141
neutron number74
Giraniya atomê
140,963108 ± 0,00043 Da
g-factor
natural abundance
radioactivity☢️ radioactive element
half-life
4,1 ± 0,1 ms
spin7/2
nuclear quadrupole moment
dema îcadkirinê yan keşfê1998
parity-

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

142Ho

Hejmara baristeyî142
neutron number75
Giraniya atomê
141,96001 ± 0,00043 Da
g-factor
natural abundance
radioactivity☢️ radioactive element
half-life
400 ± 100 ms
spin7
nuclear quadrupole moment
dema îcadkirinê yan keşfê2001
parity-

decay modeintensity
β+ (β+ decay; β+ = ϵ + e+)100%
β+ p (β+-delayed proton emission)
p (proton emission)0%

143Ho

Hejmara baristeyî143
neutron number76
Giraniya atomê
142,95486 ± 0,00032 Da
g-factor
natural abundance
radioactivity☢️ radioactive element
half-life
spin11/2
nuclear quadrupole moment
dema îcadkirinê yan keşfê2000
parity-

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

144Ho

Hejmara baristeyî144
neutron number77
Giraniya atomê
143,952109712 ± 0,0000091 Da
g-factor
natural abundance
radioactivity☢️ radioactive element
half-life
700 ± 100 ms
spin5
nuclear quadrupole moment
dema îcadkirinê yan keşfê1986
parity-

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

145Ho

Hejmara baristeyî145
neutron number78
Giraniya atomê
144,947267392 ± 0,000008 Da
g-factor
natural abundance
radioactivity☢️ radioactive element
half-life
2,4 ± 0,1 s
spin11/2
nuclear quadrupole moment
dema îcadkirinê yan keşfê1987
parity-

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

146Ho

Hejmara baristeyî146
neutron number79
Giraniya atomê
145,944993503 ± 0,000007071 Da
g-factor
natural abundance
radioactivity☢️ radioactive element
half-life
3,32 ± 0,22 s
spin6
nuclear quadrupole moment
dema îcadkirinê yan keşfê1982
parity-

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

147Ho

Hejmara baristeyî147
neutron number80
Giraniya atomê
146,940142293 ± 0,000005368 Da
g-factor
natural abundance
radioactivity☢️ radioactive element
half-life
5,8 ± 0,4 s
spin11/2
nuclear quadrupole moment
dema îcadkirinê yan keşfê1982
parity-

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

148Ho

Hejmara baristeyî148
neutron number81
Giraniya atomê
147,937743925 ± 0,00009 Da
g-factor
natural abundance
radioactivity☢️ radioactive element
half-life
2,2 ± 1,1 s
spin1
nuclear quadrupole moment
dema îcadkirinê yan keşfê1979
parity+

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

149Ho

Hejmara baristeyî149
neutron number82
Giraniya atomê
148,933820457 ± 0,000012866 Da
g-factor
natural abundance
radioactivity☢️ radioactive element
half-life
21,1 ± 0,2 s
spin11/2
nuclear quadrupole moment
dema îcadkirinê yan keşfê1979
parity-

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

150Ho

Hejmara baristeyî150
neutron number83
Giraniya atomê
149,933498353 ± 0,000015209 Da
g-factor
natural abundance
radioactivity☢️ radioactive element
half-life
76,8 ± 1,8 s
spin2
nuclear quadrupole moment
dema îcadkirinê yan keşfê1963
parity

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

151Ho

Hejmara baristeyî151
neutron number84
Giraniya atomê
150,931698176 ± 0,000008908 Da
g-factor
natural abundance
radioactivity☢️ radioactive element
half-life
35,2 ± 0,1 s
spin11/2
nuclear quadrupole moment
dema îcadkirinê yan keşfê1963
parity-

decay modeintensity
β+ (β+ decay; β+ = ϵ + e+)88%
α (α emission)22%

152Ho

Hejmara baristeyî152
neutron number85
Giraniya atomê
151,931717618 ± 0,000013449 Da
g-factor
-0,51 ± 0,01
natural abundance
radioactivity☢️ radioactive element
half-life
161,8 ± 0,3 s
spin2
nuclear quadrupole moment
0,1 ± 0,2
dema îcadkirinê yan keşfê1963
parity-

decay modeintensity
β+ (β+ decay; β+ = ϵ + e+)88%
α (α emission)12%

153Ho

Hejmara baristeyî153
neutron number86
Giraniya atomê
152,930206671 ± 0,000005438 Da
g-factor
1,2345454545455 ± 0,0090909090909091
natural abundance
radioactivity☢️ radioactive element
half-life
2,01 ± 0,03 m
spin11/2
nuclear quadrupole moment
-1,1 ± 0,5
dema îcadkirinê yan keşfê1963
parity-

decay modeintensity
β+ (β+ decay; β+ = ϵ + e+)99.949%
α (α emission)0.051%

154Ho

Hejmara baristeyî154
neutron number87
Giraniya atomê
153,930606776 ± 0,00000882 Da
g-factor
-0,3205 ± 0,003
natural abundance
radioactivity☢️ radioactive element
half-life
11,76 ± 0,19 m
spin2
nuclear quadrupole moment
0,19 ± 0,1
dema îcadkirinê yan keşfê1966
parity-

decay modeintensity
β+ (β+ decay; β+ = ϵ + e+)99.981%
α (α emission)0.019%

155Ho

Hejmara baristeyî155
neutron number88
Giraniya atomê
154,929103363 ± 0,000018754 Da
g-factor
1,4 ± 0,012
natural abundance
radioactivity☢️ radioactive element
half-life
48 ± 2 m
spin5/2
nuclear quadrupole moment
1,56 ± 0,12
dema îcadkirinê yan keşfê1959
parity+

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

156Ho

Hejmara baristeyî156
neutron number89
Giraniya atomê
155,929641634 ± 0,000041249 Da
g-factor
0,745 ± 0,0075
natural abundance
radioactivity☢️ radioactive element
half-life
56 ± 1 m
spin4
nuclear quadrupole moment
2,4 ± 0,18
dema îcadkirinê yan keşfê1957
parity-

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

157Ho

Hejmara baristeyî157
neutron number90
Giraniya atomê
156,928251974 ± 0,000025194 Da
g-factor
1,24 ± 0,0085714285714286
natural abundance
radioactivity☢️ radioactive element
half-life
12,6 ± 0,2 m
spin7/2
nuclear quadrupole moment
3,05 ± 0,13
dema îcadkirinê yan keşfê1966
parity-

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

158Ho

Hejmara baristeyî158
neutron number91
Giraniya atomê
157,92894491 ± 0,000029099 Da
g-factor
0,7552 ± 0,0006
natural abundance
radioactivity☢️ radioactive element
half-life
11,3 ± 0,4 m
spin5
nuclear quadrupole moment
4,2 ± 0,4
dema îcadkirinê yan keşfê1961
parity+

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

159Ho

Hejmara baristeyî159
neutron number92
Giraniya atomê
158,927718683 ± 0,000003268 Da
g-factor
1,22 ± 0,0085714285714286
natural abundance
radioactivity☢️ radioactive element
half-life
33,05 ± 0,11 m
spin7/2
nuclear quadrupole moment
3,27 ± 0,13
dema îcadkirinê yan keşfê1958
parity-

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

160Ho

Hejmara baristeyî160
neutron number93
Giraniya atomê
159,928735538 ± 0,00001612 Da
g-factor
0,74 ± 0,006
natural abundance
radioactivity☢️ radioactive element
half-life
25,6 ± 0,3 m
spin5
nuclear quadrupole moment
4 ± 0,2
dema îcadkirinê yan keşfê1950
parity+

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

161Ho

Hejmara baristeyî161
neutron number94
Giraniya atomê
160,927861815 ± 0,000002309 Da
g-factor
1,2114285714286 ± 0,0085714285714286
natural abundance
radioactivity☢️ radioactive element
half-life
2,48 ± 0,05 h
spin7/2
nuclear quadrupole moment
3,3 ± 0,11
dema îcadkirinê yan keşfê1954
parity-

decay modeintensity
ϵ (electron capture)100%

162Ho

Hejmara baristeyî162
neutron number95
Giraniya atomê
161,929102543 ± 0,00000333 Da
g-factor
2,32 ± 0,03
natural abundance
radioactivity☢️ radioactive element
half-life
15 ± 1 m
spin1
nuclear quadrupole moment
dema îcadkirinê yan keşfê1957
parity+

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

163Ho

Hejmara baristeyî163
neutron number96
Giraniya atomê
162,92874026 ± 0,000000744 Da
g-factor
1,2057142857143 ± 0,011428571428571
natural abundance
radioactivity☢️ radioactive element
half-life
4,57 ± 0,025 ky
spin7/2
nuclear quadrupole moment
3,7 ± 0,6
dema îcadkirinê yan keşfê1957
parity-

decay modeintensity
ϵ (electron capture)100%

164Ho

Hejmara baristeyî164
neutron number97
Giraniya atomê
163,930240548 ± 0,000001492 Da
g-factor
natural abundance
radioactivity☢️ radioactive element
half-life
28,8 ± 0,5 m
spin1
nuclear quadrupole moment
dema îcadkirinê yan keşfê1938
parity+

decay modeintensity
ϵ (electron capture)61%
β+ (β+ decay; β+ = ϵ + e+)39%

165Ho

Hejmara baristeyî165
neutron number98
Giraniya atomê
164,930329116 ± 0,000000844 Da
g-factor
1,1885714285714 ± 0,0085714285714286
natural abundance
100
radioactivitystable isotope
half-lifeNot Radioactive ☢️
spin7/2
nuclear quadrupole moment
3,58 ± 0,02
dema îcadkirinê yan keşfê1934
parity-

166Ho

Hejmara baristeyî166
neutron number99
Giraniya atomê
165,932291209 ± 0,000000844 Da
g-factor
0
natural abundance
radioactivity☢️ radioactive element
half-life
26,812 ± 0,007 h
spin0
nuclear quadrupole moment
0
dema îcadkirinê yan keşfê1936
parity-

decay modeintensity
β (β decay)100%

167Ho

Hejmara baristeyî167
neutron number100
Giraniya atomê
166,933140254 ± 0,00000557 Da
g-factor
natural abundance
radioactivity☢️ radioactive element
half-life
3,1 ± 0,1 h
spin7/2
nuclear quadrupole moment
dema îcadkirinê yan keşfê1955
parity-

decay modeintensity
β (β decay)100%

168Ho

Hejmara baristeyî168
neutron number101
Giraniya atomê
167,935523766 ± 0,000032207 Da
g-factor
natural abundance
radioactivity☢️ radioactive element
half-life
2,99 ± 0,07 m
spin3
nuclear quadrupole moment
dema îcadkirinê yan keşfê1960
parity+

decay modeintensity
β (β decay)100%

169Ho

Hejmara baristeyî169
neutron number102
Giraniya atomê
168,93687989 ± 0,000021522 Da
g-factor
natural abundance
radioactivity☢️ radioactive element
half-life
4,72 ± 0,1 m
spin7/2
nuclear quadrupole moment
dema îcadkirinê yan keşfê1963
parity-

decay modeintensity
β (β decay)100%

170Ho

Hejmara baristeyî170
neutron number103
Giraniya atomê
169,939626548 ± 0,000053697 Da
g-factor
natural abundance
radioactivity☢️ radioactive element
half-life
2,76 ± 0,05 m
spin6
nuclear quadrupole moment
dema îcadkirinê yan keşfê1960
parity+

decay modeintensity
β (β decay)100%

171Ho

Hejmara baristeyî171
neutron number104
Giraniya atomê
170,941472713 ± 0,000644128 Da
g-factor
natural abundance
radioactivity☢️ radioactive element
half-life
53 ± 2 s
spin7/2
nuclear quadrupole moment
dema îcadkirinê yan keşfê1989
parity-

decay modeintensity
β (β decay)100%

172Ho

Hejmara baristeyî172
neutron number105
Giraniya atomê
171,94473 ± 0,00021 Da
g-factor
0
natural abundance
radioactivity☢️ radioactive element
half-life
25 ± 3 s
spin0
nuclear quadrupole moment
0
dema îcadkirinê yan keşfê1991
parity+

decay modeintensity
β (β decay)100%

173Ho

Hejmara baristeyî173
neutron number106
Giraniya atomê
172,94702 ± 0,00032 Da
g-factor
natural abundance
radioactivity☢️ radioactive element
half-life
7,1 ± 0,4 s
spin7/2
nuclear quadrupole moment
dema îcadkirinê yan keşfê2012
parity-

decay modeintensity
β (β decay)100%

174Ho

Hejmara baristeyî174
neutron number107
Giraniya atomê
173,950757 ± 0,000322 Da
g-factor
natural abundance
radioactivity☢️ radioactive element
half-life
3,7 ± 0,4 s
spin8
nuclear quadrupole moment
dema îcadkirinê yan keşfê2012
parity-

decay modeintensity
β (β decay)100%

175Ho

Hejmara baristeyî175
neutron number108
Giraniya atomê
174,953516 ± 0,000429 Da
g-factor
natural abundance
radioactivity☢️ radioactive element
half-life
1,88 ± 0,55 s
spin7/2
nuclear quadrupole moment
dema îcadkirinê yan keşfê2012
parity-

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

176Ho

Hejmara baristeyî176
neutron number109
Giraniya atomê
175,957713 ± 0,000537 Da
g-factor
natural abundance
radioactivity☢️ radioactive element
half-life
spin4
nuclear quadrupole moment
dema îcadkirinê yan keşfê2012
parity+

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

177Ho

Hejmara baristeyî177
neutron number110
Giraniya atomê
176,961052 ± 0,000537 Da
g-factor
natural abundance
radioactivity☢️ radioactive element
half-life
spin7/2
nuclear quadrupole moment
dema îcadkirinê yan keşfê2018
parity-

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

178Ho

Hejmara baristeyî178
neutron number111
Giraniya atomê
177,965507 ± 0,000537 Da
g-factor
natural abundance
radioactivity☢️ radioactive element
half-life
spin2
nuclear quadrupole moment
dema îcadkirinê yan keşfê2018
parity+

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

dîrok

kaşîf an îcadkerJ.L. Soret
location of discoverySwitzerland
dema îcadkirinê yan keşfê1878
BêjenasîFrom Holmia, the Latinized name for Stockholm, Sweden.
pronunciationHOLE-mi-em (îngilîzî)

source

Abundance
Abundance in Earth's crust
1,3 mg/kg
natural abundance (Okyanûs)
0,00000022 mg/L
natural abundance (human body)
natural abundance (meteoroid)
0,0000059 %
natural abundance (Roj)
0 %
Abundance in Universe
0,00000005 %

Nuclear Screening Constants

1s1.3088
2p4.3332
2s17.5444
3d13.6531
3p20.2546
3s20.7649
4d35.3284
4f39.5304
4p32.4372
4s31.688
5p49.661
5s47.424
6s58.561