Atomic Number | 66 |
---|---|
Atomic Weight | 162.5 |
Massagetal | 164 |
Group | |
---|---|
Period | 6 |
Block | f |
proton | 66 p+ |
---|---|
neutron | 98 n0 |
elektron | 66 e- |
Atoomradius | |
---|---|
molar volume | |
Covalent Radius | |
Metallic Radius | |
Ioonradius | |
Crystal Radius | |
Van der Waals radius | |
density |
energie | |
---|---|
proton affinity | |
electron affinity | |
ionization energy | |
Verdampingswarmte | |
smeltingswarmte | |
Vormingsentalpie | |
elektron | |
Elektronskil | 2, 8, 18, 28, 8, 2 |
Valenselektrone | 2 ⓘ |
elektronkonfigurasie | [Xe] 4f10 6s2ⓘ 1s2 2s2 2p6 3s2 3p6 4s2 3d10 4p6 5s2 4d10 5p6 4f10 6s2 |
Oksidasietoestand | 0, 2, 3, 4 |
Elektronegatiwiteit |
1.22
|
Electrophilicity Index | |
fundamental state of matter | |
phase of matter | Solid |
gaseous state of matter | |
Boiling Point | |
Melting Point | |
critical pressure | |
critical temperature | |
triple point | |
appearance | |
kleur | Silver
|
appearance | silvery white |
Brekingsindeks | |
thermodynamic material property | |
Thermal Conductivity | |
thermal expansion | |
molar heat capacity | |
Specific Heat Capacity | |
heat capacity ratio | |
electrical properties | |
type | Conductor |
Geleidingsvermoë | |
Elektriese resistiwiteit | |
superconductivity | |
Magnetisme | |
type | paramagnetic |
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 | |
structure | |
Crystal Structure | Simple Hexagonal (HEX) |
lattice constant | |
Lattice Angles | π/2, π/2, 2 π/3 |
mechanical property | |
hardness | |
Massamodulus | |
Skuifmodulus | |
Young se modulus | |
Poisson se verhouding | 0,25
|
Spoed van klank | |
classification | |
Category | Lanthanides, 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 |
Ruimtegroep | 194 (P63/mmc) |
Stable Isotopes | 5 |
---|---|
Unstable Isotopes | 34 |
Natural Isotopes | 7 |
Massagetal | 138 |
---|---|
neutron number | 72 |
Relative Atomic Mass | |
g-factor | 0
|
natural abundance | |
radioaktiwiteit | ☢️ radioactive element |
Halfleeftyd | |
spin | 0 |
nuclear quadrupole moment | 0
|
ontdekkingsdatum | |
parity | + |
decay mode | intensity |
---|---|
β+ (β+ decay; β+ = ϵ + e+) | |
β+ p (β+-delayed proton emission) |
Massagetal | 139 |
---|---|
neutron number | 73 |
Relative Atomic Mass | |
g-factor | |
natural abundance | |
radioaktiwiteit | ☢️ radioactive element |
Halfleeftyd | 600 ± 200 ms
|
spin | 7/2 |
nuclear quadrupole moment | |
ontdekkingsdatum | 1999 |
parity | + |
decay mode | intensity |
---|---|
β+ (β+ decay; β+ = ϵ + e+) | 100% |
β+ p (β+-delayed proton emission) | 11% |
Massagetal | 140 |
---|---|
neutron number | 74 |
Relative Atomic Mass | |
g-factor | 0
|
natural abundance | |
radioaktiwiteit | ☢️ radioactive element |
Halfleeftyd | |
spin | 0 |
nuclear quadrupole moment | 0
|
ontdekkingsdatum | 2002 |
parity | + |
decay mode | intensity |
---|---|
β+ (β+ decay; β+ = ϵ + e+) | |
β+ p (β+-delayed proton emission) |
Massagetal | 141 |
---|---|
neutron number | 75 |
Relative Atomic Mass | |
g-factor | |
natural abundance | |
radioaktiwiteit | ☢️ radioactive element |
Halfleeftyd | 900 ± 140 ms
|
spin | 9/2 |
nuclear quadrupole moment | |
ontdekkingsdatum | 1984 |
parity | - |
decay mode | intensity |
---|---|
β+ (β+ decay; β+ = ϵ + e+) | 100% |
β+ p (β+-delayed proton emission) |
Massagetal | 142 |
---|---|
neutron number | 76 |
Relative Atomic Mass | |
g-factor | 0
|
natural abundance | |
radioaktiwiteit | ☢️ radioactive element |
Halfleeftyd | 2,3 ± 0,3 s
|
spin | 0 |
nuclear quadrupole moment | 0
|
ontdekkingsdatum | 1986 |
parity | + |
decay mode | intensity |
---|---|
β+ (β+ decay; β+ = ϵ + e+) | 100% |
e+ (positron emission) | 90% |
ϵ (electron capture) | 10% |
β+ p (β+-delayed proton emission) | 0.06% |
Massagetal | 143 |
---|---|
neutron number | 77 |
Relative Atomic Mass | |
g-factor | |
natural abundance | |
radioaktiwiteit | ☢️ radioactive element |
Halfleeftyd | 5,6 ± 1 s
|
spin | 1/2 |
nuclear quadrupole moment | 0
|
ontdekkingsdatum | 1983 |
parity | + |
decay mode | intensity |
---|---|
β+ (β+ decay; β+ = ϵ + e+) | 100% |
β+ p (β+-delayed proton emission) |
Massagetal | 144 |
---|---|
neutron number | 78 |
Relative Atomic Mass | |
g-factor | 0
|
natural abundance | |
radioaktiwiteit | ☢️ radioactive element |
Halfleeftyd | 9,1 ± 0,4 s
|
spin | 0 |
nuclear quadrupole moment | 0
|
ontdekkingsdatum | 1986 |
parity | + |
decay mode | intensity |
---|---|
β+ (β+ decay; β+ = ϵ + e+) | 100% |
β+ p (β+-delayed proton emission) |
Massagetal | 145 |
---|---|
neutron number | 79 |
Relative Atomic Mass | |
g-factor | |
natural abundance | |
radioaktiwiteit | ☢️ radioactive element |
Halfleeftyd | 9,5 ± 1 s
|
spin | 1/2 |
nuclear quadrupole moment | 0
|
ontdekkingsdatum | 1982 |
parity | + |
decay mode | intensity |
---|---|
β+ (β+ decay; β+ = ϵ + e+) | 100% |
β+ p (β+-delayed proton emission) |
Massagetal | 146 |
---|---|
neutron number | 80 |
Relative Atomic Mass | |
g-factor | 0
|
natural abundance | |
radioaktiwiteit | ☢️ radioactive element |
Halfleeftyd | 33,2 ± 0,7 s
|
spin | 0 |
nuclear quadrupole moment | 0
|
ontdekkingsdatum | 1981 |
parity | + |
decay mode | intensity |
---|---|
β+ (β+ decay; β+ = ϵ + e+) | 100% |
Massagetal | 147 |
---|---|
neutron number | 81 |
Relative Atomic Mass | |
g-factor | -1,83 ± 0,018
|
natural abundance | |
radioaktiwiteit | ☢️ radioactive element |
Halfleeftyd | 67 ± 7 s
|
spin | 1/2 |
nuclear quadrupole moment | 0
|
ontdekkingsdatum | 1975 |
parity | + |
decay mode | intensity |
---|---|
β+ (β+ decay; β+ = ϵ + e+) | 100% |
β+ p (β+-delayed proton emission) | 0.05% |
Massagetal | 148 |
---|---|
neutron number | 82 |
Relative Atomic Mass | |
g-factor | 0
|
natural abundance | |
radioaktiwiteit | ☢️ radioactive element |
Halfleeftyd | 3,3 ± 0,2 m
|
spin | 0 |
nuclear quadrupole moment | 0
|
ontdekkingsdatum | 1974 |
parity | + |
decay mode | intensity |
---|---|
β+ (β+ decay; β+ = ϵ + e+) | 100% |
Massagetal | 149 |
---|---|
neutron number | 83 |
Relative Atomic Mass | |
g-factor | -0,034 ± 0,002
|
natural abundance | |
radioaktiwiteit | ☢️ radioactive element |
Halfleeftyd | 4,2 ± 0,14 m
|
spin | 7/2 |
nuclear quadrupole moment | -0,62 ± 0,05
|
ontdekkingsdatum | 1958 |
parity | - |
decay mode | intensity |
---|---|
β+ (β+ decay; β+ = ϵ + e+) | 100% |
Massagetal | 150 |
---|---|
neutron number | 84 |
Relative Atomic Mass | |
g-factor | 0
|
natural abundance | |
radioaktiwiteit | ☢️ radioactive element |
Halfleeftyd | 7,17 ± 0,05 m
|
spin | 0 |
nuclear quadrupole moment | 0
|
ontdekkingsdatum | 1959 |
parity | + |
decay mode | intensity |
---|---|
β+ (β+ decay; β+ = ϵ + e+) | 66.4% |
α (α emission) | 33.6% |
Massagetal | 151 |
---|---|
neutron number | 85 |
Relative Atomic Mass | |
g-factor | -0,27 ± 0,002
|
natural abundance | |
radioaktiwiteit | ☢️ radioactive element |
Halfleeftyd | 17,9 ± 0,3 m
|
spin | 7/2 |
nuclear quadrupole moment | -0,3 ± 0,05
|
ontdekkingsdatum | 1959 |
parity | - |
decay mode | intensity |
---|---|
β+ (β+ decay; β+ = ϵ + e+) | 94.4% |
α (α emission) | 5.6% |
Massagetal | 152 |
---|---|
neutron number | 86 |
Relative Atomic Mass | |
g-factor | 0
|
natural abundance | |
radioaktiwiteit | ☢️ radioactive element |
Halfleeftyd | 2,38 ± 0,02 h
|
spin | 0 |
nuclear quadrupole moment | 0
|
ontdekkingsdatum | 1958 |
parity | + |
decay mode | intensity |
---|---|
ϵ (electron capture) | 99.9% |
α (α emission) | 0.1% |
Massagetal | 153 |
---|---|
neutron number | 87 |
Relative Atomic Mass | |
g-factor | -0,20342857142857 ± 0,0017142857142857
|
natural abundance | |
radioaktiwiteit | ☢️ radioactive element |
Halfleeftyd | 6,4 ± 0,1 h
|
spin | 7/2 |
nuclear quadrupole moment | -0,15 ± 0,09
|
ontdekkingsdatum | 1958 |
parity | - |
decay mode | intensity |
---|---|
β+ (β+ decay; β+ = ϵ + e+) | 99.9906% |
α (α emission) | 0.0094% |
Massagetal | 154 |
---|---|
neutron number | 88 |
Relative Atomic Mass | |
g-factor | 0
|
natural abundance | |
radioaktiwiteit | ☢️ radioactive element |
Halfleeftyd | 3 ± 1,5 My
|
spin | 0 |
nuclear quadrupole moment | 0
|
ontdekkingsdatum | 1961 |
parity | + |
decay mode | intensity |
---|---|
α (α emission) | 100% |
2β+ (double β+ decay) |
Massagetal | 155 |
---|---|
neutron number | 89 |
Relative Atomic Mass | |
g-factor | -0,22466666666667 ± 0,002
|
natural abundance | |
radioaktiwiteit | ☢️ radioactive element |
Halfleeftyd | 9,9 ± 0,2 h
|
spin | 3/2 |
nuclear quadrupole moment | 0,96 ± 0,02
|
ontdekkingsdatum | 1958 |
parity | - |
decay mode | intensity |
---|---|
β+ (β+ decay; β+ = ϵ + e+) | 100% |
Massagetal | 156 |
---|---|
neutron number | 90 |
Relative Atomic Mass | |
g-factor | 0
|
natural abundance | 0,056 ± 0,003
|
radioaktiwiteit | ☢️ radioactive element |
Halfleeftyd | |
spin | 0 |
nuclear quadrupole moment | 0
|
ontdekkingsdatum | 1948 |
parity | + |
decay mode | intensity |
---|---|
α (α emission) | |
2β+ (double β+ decay) |
Massagetal | 157 |
---|---|
neutron number | 91 |
Relative Atomic Mass | |
g-factor | -0,20066666666667 ± 0,0013333333333333
|
natural abundance | |
radioaktiwiteit | ☢️ radioactive element |
Halfleeftyd | 8,14 ± 0,04 h
|
spin | 3/2 |
nuclear quadrupole moment | 1,29 ± 0,02
|
ontdekkingsdatum | 1953 |
parity | - |
decay mode | intensity |
---|---|
β+ (β+ decay; β+ = ϵ + e+) | 100% |
Massagetal | 158 |
---|---|
neutron number | 92 |
Relative Atomic Mass | |
g-factor | 0
|
natural abundance | 0,095 ± 0,003
|
radioaktiwiteit | ☢️ radioactive element |
Halfleeftyd | |
spin | 0 |
nuclear quadrupole moment | 0
|
ontdekkingsdatum | 1938 |
parity | + |
decay mode | intensity |
---|---|
α (α emission) | |
2β+ (double β+ decay) |
Massagetal | 159 |
---|---|
neutron number | 93 |
Relative Atomic Mass | |
g-factor | -0,236 ± 0,002
|
natural abundance | |
radioaktiwiteit | ☢️ radioactive element |
Halfleeftyd | 144,4 ± 0,2 d
|
spin | 3/2 |
nuclear quadrupole moment | 1,37 ± 0,02
|
ontdekkingsdatum | 1951 |
parity | - |
decay mode | intensity |
---|---|
ϵ (electron capture) | 100% |
Massagetal | 160 |
---|---|
neutron number | 94 |
Relative Atomic Mass | |
g-factor | 0
|
natural abundance | 2,329 ± 0,018
|
radioaktiwiteit | Stabiele isotoop |
Halfleeftyd | Not Radioactive ☢️ |
spin | 0 |
nuclear quadrupole moment | 0
|
ontdekkingsdatum | 1938 |
parity | + |
Massagetal | 161 |
---|---|
neutron number | 95 |
Relative Atomic Mass | |
g-factor | -0,1916 ± 0,0012
|
natural abundance | 18,889 ± 0,042
|
radioaktiwiteit | Stabiele isotoop |
Halfleeftyd | Not Radioactive ☢️ |
spin | 5/2 |
nuclear quadrupole moment | 2,51 ± 0,02
|
ontdekkingsdatum | 1934 |
parity | + |
Massagetal | 162 |
---|---|
neutron number | 96 |
Relative Atomic Mass | |
g-factor | 0
|
natural abundance | 25,475 ± 0,036
|
radioaktiwiteit | Stabiele isotoop |
Halfleeftyd | Not Radioactive ☢️ |
spin | 0 |
nuclear quadrupole moment | 0
|
ontdekkingsdatum | 1934 |
parity | + |
Massagetal | 163 |
---|---|
neutron number | 97 |
Relative Atomic Mass | |
g-factor | 0,2684 ± 0,0016
|
natural abundance | 24,896 ± 0,042
|
radioaktiwiteit | Stabiele isotoop |
Halfleeftyd | Not Radioactive ☢️ |
spin | 5/2 |
nuclear quadrupole moment | 2,65 ± 0,02
|
ontdekkingsdatum | 1934 |
parity | - |
Massagetal | 164 |
---|---|
neutron number | 98 |
Relative Atomic Mass | |
g-factor | 0
|
natural abundance | 28,26 ± 0,054
|
radioaktiwiteit | Stabiele isotoop |
Halfleeftyd | Not Radioactive ☢️ |
spin | 0 |
nuclear quadrupole moment | 0
|
ontdekkingsdatum | 1934 |
parity | + |
Massagetal | 165 |
---|---|
neutron number | 99 |
Relative Atomic Mass | |
g-factor | -0,148 ± 0,0017142857142857
|
natural abundance | |
radioaktiwiteit | ☢️ radioactive element |
Halfleeftyd | 2,332 ± 0,004 h
|
spin | 7/2 |
nuclear quadrupole moment | 3,48 ± 0,07
|
ontdekkingsdatum | 1935 |
parity | + |
decay mode | intensity |
---|---|
β− (β− decay) | 100% |
Massagetal | 166 |
---|---|
neutron number | 100 |
Relative Atomic Mass | |
g-factor | 0
|
natural abundance | |
radioaktiwiteit | ☢️ radioactive element |
Halfleeftyd | 81,6 ± 0,1 h
|
spin | 0 |
nuclear quadrupole moment | 0
|
ontdekkingsdatum | 1949 |
parity | + |
decay mode | intensity |
---|---|
β− (β− decay) | 100% |
Massagetal | 167 |
---|---|
neutron number | 101 |
Relative Atomic Mass | |
g-factor | |
natural abundance | |
radioaktiwiteit | ☢️ radioactive element |
Halfleeftyd | 6,2 ± 0,08 m
|
spin | 1/2 |
nuclear quadrupole moment | 0
|
ontdekkingsdatum | 1960 |
parity | - |
decay mode | intensity |
---|---|
β− (β− decay) | 100% |
Massagetal | 168 |
---|---|
neutron number | 102 |
Relative Atomic Mass | |
g-factor | 0
|
natural abundance | |
radioaktiwiteit | ☢️ radioactive element |
Halfleeftyd | 8,7 ± 0,3 m
|
spin | 0 |
nuclear quadrupole moment | 0
|
ontdekkingsdatum | 1982 |
parity | + |
decay mode | intensity |
---|---|
β− (β− decay) | 100% |
Massagetal | 169 |
---|---|
neutron number | 103 |
Relative Atomic Mass | |
g-factor | |
natural abundance | |
radioaktiwiteit | ☢️ radioactive element |
Halfleeftyd | 39 ± 8 s
|
spin | 5/2 |
nuclear quadrupole moment | |
ontdekkingsdatum | 1990 |
parity |
decay mode | intensity |
---|---|
β− (β− decay) | 100% |
Massagetal | 170 |
---|---|
neutron number | 104 |
Relative Atomic Mass | |
g-factor | 0
|
natural abundance | |
radioaktiwiteit | ☢️ radioactive element |
Halfleeftyd | 54,9 ± 8 s
|
spin | 0 |
nuclear quadrupole moment | 0
|
ontdekkingsdatum | 2010 |
parity | + |
decay mode | intensity |
---|---|
β− (β− decay) | 100% |
Massagetal | 171 |
---|---|
neutron number | 105 |
Relative Atomic Mass | |
g-factor | |
natural abundance | |
radioaktiwiteit | ☢️ radioactive element |
Halfleeftyd | 4,07 ± 0,4 s
|
spin | 7/2 |
nuclear quadrupole moment | |
ontdekkingsdatum | 2012 |
parity | - |
decay mode | intensity |
---|---|
β− (β− decay) | 100% |
Massagetal | 172 |
---|---|
neutron number | 106 |
Relative Atomic Mass | |
g-factor | 0
|
natural abundance | |
radioaktiwiteit | ☢️ radioactive element |
Halfleeftyd | 3,4 ± 0,2 s
|
spin | 0 |
nuclear quadrupole moment | 0
|
ontdekkingsdatum | 2012 |
parity | + |
decay mode | intensity |
---|---|
β− (β− decay) | 100% |
Massagetal | 173 |
---|---|
neutron number | 107 |
Relative Atomic Mass | |
g-factor | |
natural abundance | |
radioaktiwiteit | ☢️ radioactive element |
Halfleeftyd | 1,43 ± 0,2 s
|
spin | 9/2 |
nuclear quadrupole moment | |
ontdekkingsdatum | 2012 |
parity | + |
decay mode | intensity |
---|---|
β− (β− decay) | 100% |
β− n (β−-delayed neutron emission) |
Massagetal | 174 |
---|---|
neutron number | 108 |
Relative Atomic Mass | |
g-factor | 0
|
natural abundance | |
radioaktiwiteit | ☢️ radioactive element |
Halfleeftyd | |
spin | 0 |
nuclear quadrupole moment | 0
|
ontdekkingsdatum | 2012 |
parity | + |
decay mode | intensity |
---|---|
β− (β− decay) | |
β− n (β−-delayed neutron emission) |
Massagetal | 175 |
---|---|
neutron number | 109 |
Relative Atomic Mass | |
g-factor | |
natural abundance | |
radioaktiwiteit | ☢️ radioactive element |
Halfleeftyd | |
spin | 1/2 |
nuclear quadrupole moment | 0
|
ontdekkingsdatum | 2018 |
parity | - |
decay mode | intensity |
---|---|
β− (β− decay) | |
β− n (β−-delayed neutron emission) |
Massagetal | 176 |
---|---|
neutron number | 110 |
Relative Atomic Mass | |
g-factor | 0
|
natural abundance | |
radioaktiwiteit | ☢️ radioactive element |
Halfleeftyd | |
spin | 0 |
nuclear quadrupole moment | 0
|
ontdekkingsdatum | 2018 |
parity | + |
decay mode | intensity |
---|---|
β− (β− decay) | |
β− n (β−-delayed neutron emission) |
Ontdek deur | Paul Émile Lecoq de Boisbaudran |
---|---|
ligging van ontdekking | France |
ontdekkingsdatum | 1886 |
etimologie | Greek: dysprositos (hard to get at). |
uitspraak | dis-PRO-si-em (Engels) |
Abundance | |
---|---|
Abundance in Earth's crust | |
natural abundance (oseaan) | |
natural abundance (human body) | |
natural abundance (Meteoroïde) | 0,000027 %
|
natural abundance (Son) | 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 |