Atomnummer | 66 |
---|---|
Atommasse | 162.5 |
mass number | 164 |
Gruppe | |
---|---|
Periode | 6 |
Blok | f |
proton | 66 p+ |
---|---|
neutron | 98 n0 |
elektron | 66 e- |
Atomradius | |
---|---|
molar volume | |
Kovalent Radius | |
Metallic Radius | |
Ionisk radius | |
Crystal Radius | |
Van der Waals-radius | |
massefylde |
energi | |
---|---|
proton affinity | |
electron affinity | |
ioniseringsenergi | |
Fordampningsvarme | |
smeltevarme | |
standard enthalpy of formation | |
elektron | |
Elektronskal | 2, 8, 18, 28, 8, 2 |
Valenselektron | 2 ⓘ |
electron configuration | [Xe] 4f10 6s2ⓘ 1s2 2s2 2p6 3s2 3p6 4s2 3d10 4p6 5s2 4d10 5p6 4f10 6s2 |
Oxidationstrin | 0, 2, 3, 4 |
Elektronegativitet |
1.22
|
Electrophilicity Index | |
fundamental state of matter | |
stoffase | Fast stof |
gaseous state of matter | |
Kogepunkt | |
Smeltepunkt | |
critical pressure | |
critical temperature | |
trippelpunkt | |
appearance | |
farve | Silver
|
appearance | silvery white |
Brydningsindeks | |
materialeegenskab | |
Varmeledningsevne | |
Termisk ekspansion | |
molar heat capacity | |
Varmefylde | |
Adiabateksponenten | |
electrical properties | |
type | Conductor |
specifik ledningsevne | |
Elektrisk resistivitet | |
superledning | |
Magnetisme | |
type | paramagnetic |
magnetic susceptibility (Mass) | 0,00000545 m³/Kg
|
magnetic susceptibility (Molar) | 0,000000885625 m³/mol
|
magnetic susceptibility (Volume) | 0,046603
|
magnetic ordering | |
Curietemperaturen | |
Néel temperature | |
struktur | |
Krystalstruktur | Simpel Hexagonal (HEX) |
lattice constant | |
Lattice Angles | π/2, π/2, 2 π/3 |
mechanical property | |
hårdhed | |
Kompressibilitetsmodul | |
Forskydningsmodul | |
E-modul | |
Poissons forhold | 0,25
|
speed of sound | |
klassificering | |
Kategori | Lantanider, Lanthanides |
CAS Group | |
IUPAC Group | |
Glawe Number | 24 |
Mendeleev Number | 31 |
Pettifor Number | 25 |
Geochemical Class | rare earth & related |
Goldschmidt classification | litophile |
Gas Basicity | |
---|---|
polarizability | |
C6 Dispersion Coefficient | |
allotrope | |
Neutron cross section | 950
|
Neutron Mass Absorption | 0,2
|
quantum number | 5I8 |
rumgruppe | 194 (P63/mmc) |
Stable Isotopes | 5 |
---|---|
Unstable Isotopes | 34 |
Natural Isotopes | 7 |
mass number | 138 |
---|---|
neutron number | 72 |
Relative Atomic Mass | |
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) |
mass number | 139 |
---|---|
neutron number | 73 |
Relative Atomic Mass | |
g-factor | |
natural abundance | |
radioaktivitet | ☢️ radioactive element |
halveringstid | 600 ± 200 ms
|
spin | 7/2 |
nuclear quadrupole moment | |
opdagelsesdato | 1999 |
Paritet | + |
decay mode | Intensitet |
---|---|
β+ (β+ decay; β+ = ϵ + e+) | 100% |
β+ p (β+-delayed proton emission) | 11% |
mass number | 140 |
---|---|
neutron number | 74 |
Relative Atomic Mass | |
g-factor | 0
|
natural abundance | |
radioaktivitet | ☢️ radioactive element |
halveringstid | |
spin | 0 |
nuclear quadrupole moment | 0
|
opdagelsesdato | 2002 |
Paritet | + |
decay mode | Intensitet |
---|---|
β+ (β+ decay; β+ = ϵ + e+) | |
β+ p (β+-delayed proton emission) |
mass number | 141 |
---|---|
neutron number | 75 |
Relative Atomic Mass | |
g-factor | |
natural abundance | |
radioaktivitet | ☢️ radioactive element |
halveringstid | 900 ± 140 ms
|
spin | 9/2 |
nuclear quadrupole moment | |
opdagelsesdato | 1984 |
Paritet | - |
decay mode | Intensitet |
---|---|
β+ (β+ decay; β+ = ϵ + e+) | 100% |
β+ p (β+-delayed proton emission) |
mass number | 142 |
---|---|
neutron number | 76 |
Relative Atomic Mass | |
g-factor | 0
|
natural abundance | |
radioaktivitet | ☢️ radioactive element |
halveringstid | 2,3 ± 0,3 s
|
spin | 0 |
nuclear quadrupole moment | 0
|
opdagelsesdato | 1986 |
Paritet | + |
decay mode | Intensitet |
---|---|
β+ (β+ decay; β+ = ϵ + e+) | 100% |
e+ (positron emission) | 90% |
ϵ (electron capture) | 10% |
β+ p (β+-delayed proton emission) | 0.06% |
mass number | 143 |
---|---|
neutron number | 77 |
Relative Atomic Mass | |
g-factor | |
natural abundance | |
radioaktivitet | ☢️ radioactive element |
halveringstid | 5,6 ± 1 s
|
spin | 1/2 |
nuclear quadrupole moment | 0
|
opdagelsesdato | 1983 |
Paritet | + |
decay mode | Intensitet |
---|---|
β+ (β+ decay; β+ = ϵ + e+) | 100% |
β+ p (β+-delayed proton emission) |
mass number | 144 |
---|---|
neutron number | 78 |
Relative Atomic Mass | |
g-factor | 0
|
natural abundance | |
radioaktivitet | ☢️ radioactive element |
halveringstid | 9,1 ± 0,4 s
|
spin | 0 |
nuclear quadrupole moment | 0
|
opdagelsesdato | 1986 |
Paritet | + |
decay mode | Intensitet |
---|---|
β+ (β+ decay; β+ = ϵ + e+) | 100% |
β+ p (β+-delayed proton emission) |
mass number | 145 |
---|---|
neutron number | 79 |
Relative Atomic Mass | |
g-factor | |
natural abundance | |
radioaktivitet | ☢️ radioactive element |
halveringstid | 9,5 ± 1 s
|
spin | 1/2 |
nuclear quadrupole moment | 0
|
opdagelsesdato | 1982 |
Paritet | + |
decay mode | Intensitet |
---|---|
β+ (β+ decay; β+ = ϵ + e+) | 100% |
β+ p (β+-delayed proton emission) |
mass number | 146 |
---|---|
neutron number | 80 |
Relative Atomic Mass | |
g-factor | 0
|
natural abundance | |
radioaktivitet | ☢️ radioactive element |
halveringstid | 33,2 ± 0,7 s
|
spin | 0 |
nuclear quadrupole moment | 0
|
opdagelsesdato | 1981 |
Paritet | + |
decay mode | Intensitet |
---|---|
β+ (β+ decay; β+ = ϵ + e+) | 100% |
mass number | 147 |
---|---|
neutron number | 81 |
Relative Atomic Mass | |
g-factor | -1,83 ± 0,018
|
natural abundance | |
radioaktivitet | ☢️ radioactive element |
halveringstid | 67 ± 7 s
|
spin | 1/2 |
nuclear quadrupole moment | 0
|
opdagelsesdato | 1975 |
Paritet | + |
decay mode | Intensitet |
---|---|
β+ (β+ decay; β+ = ϵ + e+) | 100% |
β+ p (β+-delayed proton emission) | 0.05% |
mass number | 148 |
---|---|
neutron number | 82 |
Relative Atomic Mass | |
g-factor | 0
|
natural abundance | |
radioaktivitet | ☢️ radioactive element |
halveringstid | 3,3 ± 0,2 m
|
spin | 0 |
nuclear quadrupole moment | 0
|
opdagelsesdato | 1974 |
Paritet | + |
decay mode | Intensitet |
---|---|
β+ (β+ decay; β+ = ϵ + e+) | 100% |
mass number | 149 |
---|---|
neutron number | 83 |
Relative Atomic Mass | |
g-factor | -0,034 ± 0,002
|
natural abundance | |
radioaktivitet | ☢️ radioactive element |
halveringstid | 4,2 ± 0,14 m
|
spin | 7/2 |
nuclear quadrupole moment | -0,62 ± 0,05
|
opdagelsesdato | 1958 |
Paritet | - |
decay mode | Intensitet |
---|---|
β+ (β+ decay; β+ = ϵ + e+) | 100% |
mass number | 150 |
---|---|
neutron number | 84 |
Relative Atomic Mass | |
g-factor | 0
|
natural abundance | |
radioaktivitet | ☢️ radioactive element |
halveringstid | 7,17 ± 0,05 m
|
spin | 0 |
nuclear quadrupole moment | 0
|
opdagelsesdato | 1959 |
Paritet | + |
decay mode | Intensitet |
---|---|
β+ (β+ decay; β+ = ϵ + e+) | 66.4% |
α (α emission) | 33.6% |
mass number | 151 |
---|---|
neutron number | 85 |
Relative Atomic Mass | |
g-factor | -0,27 ± 0,002
|
natural abundance | |
radioaktivitet | ☢️ radioactive element |
halveringstid | 17,9 ± 0,3 m
|
spin | 7/2 |
nuclear quadrupole moment | -0,3 ± 0,05
|
opdagelsesdato | 1959 |
Paritet | - |
decay mode | Intensitet |
---|---|
β+ (β+ decay; β+ = ϵ + e+) | 94.4% |
α (α emission) | 5.6% |
mass number | 152 |
---|---|
neutron number | 86 |
Relative Atomic Mass | |
g-factor | 0
|
natural abundance | |
radioaktivitet | ☢️ radioactive element |
halveringstid | 2,38 ± 0,02 h
|
spin | 0 |
nuclear quadrupole moment | 0
|
opdagelsesdato | 1958 |
Paritet | + |
decay mode | Intensitet |
---|---|
ϵ (electron capture) | 99.9% |
α (α emission) | 0.1% |
mass number | 153 |
---|---|
neutron number | 87 |
Relative Atomic Mass | |
g-factor | -0,20342857142857 ± 0,0017142857142857
|
natural abundance | |
radioaktivitet | ☢️ radioactive element |
halveringstid | 6,4 ± 0,1 h
|
spin | 7/2 |
nuclear quadrupole moment | -0,15 ± 0,09
|
opdagelsesdato | 1958 |
Paritet | - |
decay mode | Intensitet |
---|---|
β+ (β+ decay; β+ = ϵ + e+) | 99.9906% |
α (α emission) | 0.0094% |
mass number | 154 |
---|---|
neutron number | 88 |
Relative Atomic Mass | |
g-factor | 0
|
natural abundance | |
radioaktivitet | ☢️ radioactive element |
halveringstid | 3 ± 1,5 My
|
spin | 0 |
nuclear quadrupole moment | 0
|
opdagelsesdato | 1961 |
Paritet | + |
decay mode | Intensitet |
---|---|
α (α emission) | 100% |
2β+ (double β+ decay) |
mass number | 155 |
---|---|
neutron number | 89 |
Relative Atomic Mass | |
g-factor | -0,22466666666667 ± 0,002
|
natural abundance | |
radioaktivitet | ☢️ radioactive element |
halveringstid | 9,9 ± 0,2 h
|
spin | 3/2 |
nuclear quadrupole moment | 0,96 ± 0,02
|
opdagelsesdato | 1958 |
Paritet | - |
decay mode | Intensitet |
---|---|
β+ (β+ decay; β+ = ϵ + e+) | 100% |
mass number | 156 |
---|---|
neutron number | 90 |
Relative Atomic Mass | |
g-factor | 0
|
natural abundance | 0,056 ± 0,003
|
radioaktivitet | ☢️ radioactive element |
halveringstid | |
spin | 0 |
nuclear quadrupole moment | 0
|
opdagelsesdato | 1948 |
Paritet | + |
decay mode | Intensitet |
---|---|
α (α emission) | |
2β+ (double β+ decay) |
mass number | 157 |
---|---|
neutron number | 91 |
Relative Atomic Mass | |
g-factor | -0,20066666666667 ± 0,0013333333333333
|
natural abundance | |
radioaktivitet | ☢️ radioactive element |
halveringstid | 8,14 ± 0,04 h
|
spin | 3/2 |
nuclear quadrupole moment | 1,29 ± 0,02
|
opdagelsesdato | 1953 |
Paritet | - |
decay mode | Intensitet |
---|---|
β+ (β+ decay; β+ = ϵ + e+) | 100% |
mass number | 158 |
---|---|
neutron number | 92 |
Relative Atomic Mass | |
g-factor | 0
|
natural abundance | 0,095 ± 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) |
mass number | 159 |
---|---|
neutron number | 93 |
Relative Atomic Mass | |
g-factor | -0,236 ± 0,002
|
natural abundance | |
radioaktivitet | ☢️ radioactive element |
halveringstid | 144,4 ± 0,2 d
|
spin | 3/2 |
nuclear quadrupole moment | 1,37 ± 0,02
|
opdagelsesdato | 1951 |
Paritet | - |
decay mode | Intensitet |
---|---|
ϵ (electron capture) | 100% |
mass number | 160 |
---|---|
neutron number | 94 |
Relative Atomic Mass | |
g-factor | 0
|
natural abundance | 2,329 ± 0,018
|
radioaktivitet | stable isotope |
halveringstid | Not Radioactive ☢️ |
spin | 0 |
nuclear quadrupole moment | 0
|
opdagelsesdato | 1938 |
Paritet | + |
mass number | 161 |
---|---|
neutron number | 95 |
Relative Atomic Mass | |
g-factor | -0,1916 ± 0,0012
|
natural abundance | 18,889 ± 0,042
|
radioaktivitet | stable isotope |
halveringstid | Not Radioactive ☢️ |
spin | 5/2 |
nuclear quadrupole moment | 2,51 ± 0,02
|
opdagelsesdato | 1934 |
Paritet | + |
mass number | 162 |
---|---|
neutron number | 96 |
Relative Atomic Mass | |
g-factor | 0
|
natural abundance | 25,475 ± 0,036
|
radioaktivitet | stable isotope |
halveringstid | Not Radioactive ☢️ |
spin | 0 |
nuclear quadrupole moment | 0
|
opdagelsesdato | 1934 |
Paritet | + |
mass number | 163 |
---|---|
neutron number | 97 |
Relative Atomic Mass | |
g-factor | 0,2684 ± 0,0016
|
natural abundance | 24,896 ± 0,042
|
radioaktivitet | stable isotope |
halveringstid | Not Radioactive ☢️ |
spin | 5/2 |
nuclear quadrupole moment | 2,65 ± 0,02
|
opdagelsesdato | 1934 |
Paritet | - |
mass number | 164 |
---|---|
neutron number | 98 |
Relative Atomic Mass | |
g-factor | 0
|
natural abundance | 28,26 ± 0,054
|
radioaktivitet | stable isotope |
halveringstid | Not Radioactive ☢️ |
spin | 0 |
nuclear quadrupole moment | 0
|
opdagelsesdato | 1934 |
Paritet | + |
mass number | 165 |
---|---|
neutron number | 99 |
Relative Atomic Mass | |
g-factor | -0,148 ± 0,0017142857142857
|
natural abundance | |
radioaktivitet | ☢️ radioactive element |
halveringstid | 2,332 ± 0,004 h
|
spin | 7/2 |
nuclear quadrupole moment | 3,48 ± 0,07
|
opdagelsesdato | 1935 |
Paritet | + |
decay mode | Intensitet |
---|---|
β− (β− decay) | 100% |
mass number | 166 |
---|---|
neutron number | 100 |
Relative Atomic Mass | |
g-factor | 0
|
natural abundance | |
radioaktivitet | ☢️ radioactive element |
halveringstid | 81,6 ± 0,1 h
|
spin | 0 |
nuclear quadrupole moment | 0
|
opdagelsesdato | 1949 |
Paritet | + |
decay mode | Intensitet |
---|---|
β− (β− decay) | 100% |
mass number | 167 |
---|---|
neutron number | 101 |
Relative Atomic Mass | |
g-factor | |
natural abundance | |
radioaktivitet | ☢️ radioactive element |
halveringstid | 6,2 ± 0,08 m
|
spin | 1/2 |
nuclear quadrupole moment | 0
|
opdagelsesdato | 1960 |
Paritet | - |
decay mode | Intensitet |
---|---|
β− (β− decay) | 100% |
mass number | 168 |
---|---|
neutron number | 102 |
Relative Atomic Mass | |
g-factor | 0
|
natural abundance | |
radioaktivitet | ☢️ radioactive element |
halveringstid | 8,7 ± 0,3 m
|
spin | 0 |
nuclear quadrupole moment | 0
|
opdagelsesdato | 1982 |
Paritet | + |
decay mode | Intensitet |
---|---|
β− (β− decay) | 100% |
mass number | 169 |
---|---|
neutron number | 103 |
Relative Atomic Mass | |
g-factor | |
natural abundance | |
radioaktivitet | ☢️ radioactive element |
halveringstid | 39 ± 8 s
|
spin | 5/2 |
nuclear quadrupole moment | |
opdagelsesdato | 1990 |
Paritet |
decay mode | Intensitet |
---|---|
β− (β− decay) | 100% |
mass number | 170 |
---|---|
neutron number | 104 |
Relative Atomic Mass | |
g-factor | 0
|
natural abundance | |
radioaktivitet | ☢️ radioactive element |
halveringstid | 54,9 ± 8 s
|
spin | 0 |
nuclear quadrupole moment | 0
|
opdagelsesdato | 2010 |
Paritet | + |
decay mode | Intensitet |
---|---|
β− (β− decay) | 100% |
mass number | 171 |
---|---|
neutron number | 105 |
Relative Atomic Mass | |
g-factor | |
natural abundance | |
radioaktivitet | ☢️ radioactive element |
halveringstid | 4,07 ± 0,4 s
|
spin | 7/2 |
nuclear quadrupole moment | |
opdagelsesdato | 2012 |
Paritet | - |
decay mode | Intensitet |
---|---|
β− (β− decay) | 100% |
mass number | 172 |
---|---|
neutron number | 106 |
Relative Atomic Mass | |
g-factor | 0
|
natural abundance | |
radioaktivitet | ☢️ radioactive element |
halveringstid | 3,4 ± 0,2 s
|
spin | 0 |
nuclear quadrupole moment | 0
|
opdagelsesdato | 2012 |
Paritet | + |
decay mode | Intensitet |
---|---|
β− (β− decay) | 100% |
mass number | 173 |
---|---|
neutron number | 107 |
Relative Atomic Mass | |
g-factor | |
natural abundance | |
radioaktivitet | ☢️ radioactive element |
halveringstid | 1,43 ± 0,2 s
|
spin | 9/2 |
nuclear quadrupole moment | |
opdagelsesdato | 2012 |
Paritet | + |
decay mode | Intensitet |
---|---|
β− (β− decay) | 100% |
β− n (β−-delayed neutron emission) |
mass number | 174 |
---|---|
neutron number | 108 |
Relative Atomic Mass | |
g-factor | 0
|
natural abundance | |
radioaktivitet | ☢️ radioactive element |
halveringstid | |
spin | 0 |
nuclear quadrupole moment | 0
|
opdagelsesdato | 2012 |
Paritet | + |
decay mode | Intensitet |
---|---|
β− (β− decay) | |
β− n (β−-delayed neutron emission) |
mass number | 175 |
---|---|
neutron number | 109 |
Relative Atomic Mass | |
g-factor | |
natural abundance | |
radioaktivitet | ☢️ radioactive element |
halveringstid | |
spin | 1/2 |
nuclear quadrupole moment | 0
|
opdagelsesdato | 2018 |
Paritet | - |
decay mode | Intensitet |
---|---|
β− (β− decay) | |
β− n (β−-delayed neutron emission) |
mass number | 176 |
---|---|
neutron number | 110 |
Relative Atomic Mass | |
g-factor | 0
|
natural abundance | |
radioaktivitet | ☢️ radioactive element |
halveringstid | |
spin | 0 |
nuclear quadrupole moment | 0
|
opdagelsesdato | 2018 |
Paritet | + |
decay mode | Intensitet |
---|---|
β− (β− decay) | |
β− n (β−-delayed neutron emission) |
opdager eller opfinder | Paul Émile Lecoq de Boisbaudran |
---|---|
fundsted | France |
opdagelsesdato | 1886 |
etymologi | Greek: dysprositos (hard to get at). |
udtale | dis-PRO-si-em (engelsk) |
Forekomst | |
---|---|
Abundance in Earth's crust | |
natural abundance (verdenshave) | |
natural abundance (menneskelige krop) | |
natural abundance (Meteoroid) | 0,000027 %
|
natural abundance (Solen) | 0,0000002 %
|
Abundance in Universe | 0,0000002 %
|
1 | s | 1.2914 |
2 | p | 4.3204 |
2 | s | 17.2906 |
3 | d | 13.6701 |
3 | p | 20.1195 |
3 | s | 20.6067 |
4 | d | 34.982 |
4 | f | 39.464 |
4 | p | 32.174 |
4 | s | 31.408 |
5 | p | 48.873 |
5 | s | 46.696 |
6 | s | 57.6564 |