Atomnummer | 64 |
---|---|
Atommasse | 157.25 |
mass number | 158 |
Gruppe | |
---|---|
Periode | 6 |
Blok | f |
proton | 64 p+ |
---|---|
neutron | 94 n0 |
elektron | 64 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, 25, 9, 2 |
Valenselektron | 2 ⓘ |
electron configuration | [Xe] 4f7 5d1 6s2ⓘ 1s2 2s2 2p6 3s2 3p6 4s2 3d10 4p6 5s2 4d10 5p6 4f7 5d1 6s2 |
Oxidationstrin | 0, 1, 2, 3 |
Elektronegativitet |
1.2
|
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 | ferromagnetic |
magnetic susceptibility (Mass) | |
magnetic susceptibility (Molar) | |
magnetic susceptibility (Volume) | |
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 | 0,26
|
speed of sound | |
klassificering | |
Kategori | Lantanider, Lanthanides |
CAS Group | |
IUPAC Group | |
Glawe Number | 26 |
Mendeleev Number | 27 |
Pettifor Number | 27 |
Geochemical Class | rare earth & related |
Goldschmidt classification | litophile |
Gas Basicity | |
---|---|
polarizability | |
C6 Dispersion Coefficient | |
allotrope | |
Neutron cross section | 49.000
|
Neutron Mass Absorption | 7,3
|
quantum number | 9D2 |
rumgruppe | 194 (P63/mmc) |
Stable Isotopes | 5 |
---|---|
Unstable Isotopes | 35 |
Natural Isotopes | 7 |
mass number | 133 |
---|---|
neutron number | 69 |
Relative Atomic Mass | |
g-factor | |
natural abundance | |
radioaktivitet | ☢️ radioactive element |
halveringstid | |
spin | 5/2 |
nuclear quadrupole moment | |
opdagelsesdato | |
Paritet | + |
decay mode | Intensitet |
---|---|
β+ (β+ decay; β+ = ϵ + e+) | |
β+ p (β+-delayed proton emission) |
mass number | 134 |
---|---|
neutron number | 70 |
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 | 135 |
---|---|
neutron number | 71 |
Relative Atomic Mass | |
g-factor | |
natural abundance | |
radioaktivitet | ☢️ radioactive element |
halveringstid | 1,1 ± 0,2 s
|
spin | 5/2 |
nuclear quadrupole moment | |
opdagelsesdato | 1996 |
Paritet | + |
decay mode | Intensitet |
---|---|
β+ (β+ decay; β+ = ϵ + e+) | 100% |
β+ p (β+-delayed proton emission) | 2% |
mass number | 136 |
---|---|
neutron number | 72 |
Relative Atomic Mass | |
g-factor | 0
|
natural abundance | |
radioaktivitet | ☢️ radioactive element |
halveringstid | |
spin | 0 |
nuclear quadrupole moment | 0
|
opdagelsesdato | 2000 |
Paritet | + |
decay mode | Intensitet |
---|---|
β+ (β+ decay; β+ = ϵ + e+) | |
β+ p (β+-delayed proton emission) |
mass number | 137 |
---|---|
neutron number | 73 |
Relative Atomic Mass | |
g-factor | |
natural abundance | |
radioaktivitet | ☢️ radioactive element |
halveringstid | 2,2 ± 0,2 s
|
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) |
mass number | 138 |
---|---|
neutron number | 74 |
Relative Atomic Mass | |
g-factor | 0
|
natural abundance | |
radioaktivitet | ☢️ radioactive element |
halveringstid | 4,7 ± 0,9 s
|
spin | 0 |
nuclear quadrupole moment | 0
|
opdagelsesdato | 1985 |
Paritet | + |
decay mode | Intensitet |
---|---|
β+ (β+ decay; β+ = ϵ + e+) | 100% |
mass number | 139 |
---|---|
neutron number | 75 |
Relative Atomic Mass | |
g-factor | |
natural abundance | |
radioaktivitet | ☢️ radioactive element |
halveringstid | 5,7 ± 0,3 s
|
spin | 9/2 |
nuclear quadrupole moment | |
opdagelsesdato | 1983 |
Paritet | - |
decay mode | Intensitet |
---|---|
β+ (β+ decay; β+ = ϵ + e+) | 100% |
β+ p (β+-delayed proton emission) |
mass number | 140 |
---|---|
neutron number | 76 |
Relative Atomic Mass | |
g-factor | 0
|
natural abundance | |
radioaktivitet | ☢️ radioactive element |
halveringstid | 15,8 ± 0,4 s
|
spin | 0 |
nuclear quadrupole moment | 0
|
opdagelsesdato | 1985 |
Paritet | + |
decay mode | Intensitet |
---|---|
β+ (β+ decay; β+ = ϵ + e+) | 100% |
e+ (positron emission) | 67% |
ϵ (electron capture) | 33% |
mass number | 141 |
---|---|
neutron number | 77 |
Relative Atomic Mass | |
g-factor | |
natural abundance | |
radioaktivitet | ☢️ radioactive element |
halveringstid | 14 ± 4 s
|
spin | 1/2 |
nuclear quadrupole moment | 0
|
opdagelsesdato | 1986 |
Paritet | + |
decay mode | Intensitet |
---|---|
β+ (β+ decay; β+ = ϵ + e+) | 100% |
β+ p (β+-delayed proton emission) | 0.03% |
mass number | 142 |
---|---|
neutron number | 78 |
Relative Atomic Mass | |
g-factor | 0
|
natural abundance | |
radioaktivitet | ☢️ radioactive element |
halveringstid | 70,2 ± 0,6 s
|
spin | 0 |
nuclear quadrupole moment | 0
|
opdagelsesdato | 1986 |
Paritet | + |
decay mode | Intensitet |
---|---|
β+ (β+ decay; β+ = ϵ + e+) | 100% |
ϵ (electron capture) | 52% |
e+ (positron emission) | 48% |
mass number | 143 |
---|---|
neutron number | 79 |
Relative Atomic Mass | |
g-factor | |
natural abundance | |
radioaktivitet | ☢️ radioactive element |
halveringstid | 39 ± 2 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) | |
β+α (β+-delayed α emission) |
mass number | 144 |
---|---|
neutron number | 80 |
Relative Atomic Mass | |
g-factor | 0
|
natural abundance | |
radioaktivitet | ☢️ radioactive element |
halveringstid | 4,47 ± 0,06 m
|
spin | 0 |
nuclear quadrupole moment | 0
|
opdagelsesdato | 1968 |
Paritet | + |
decay mode | Intensitet |
---|---|
β+ (β+ decay; β+ = ϵ + e+) | 100% |
mass number | 145 |
---|---|
neutron number | 81 |
Relative Atomic Mass | |
g-factor | |
natural abundance | |
radioaktivitet | ☢️ radioactive element |
halveringstid | 23 ± 0,4 m
|
spin | 1/2 |
nuclear quadrupole moment | 0
|
opdagelsesdato | 1959 |
Paritet | + |
decay mode | Intensitet |
---|---|
β+ (β+ decay; β+ = ϵ + e+) | 100% |
mass number | 146 |
---|---|
neutron number | 82 |
Relative Atomic Mass | |
g-factor | 0
|
natural abundance | |
radioaktivitet | ☢️ radioactive element |
halveringstid | 48,27 ± 0,09 d
|
spin | 0 |
nuclear quadrupole moment | 0
|
opdagelsesdato | 1957 |
Paritet | + |
decay mode | Intensitet |
---|---|
ϵ (electron capture) | 100% |
mass number | 147 |
---|---|
neutron number | 83 |
Relative Atomic Mass | |
g-factor | 0,29142857142857 ± 0,025714285714286
|
natural abundance | |
radioaktivitet | ☢️ radioactive element |
halveringstid | 38,06 ± 0,12 h
|
spin | 7/2 |
nuclear quadrupole moment | |
opdagelsesdato | 1957 |
Paritet | - |
decay mode | Intensitet |
---|---|
β+ (β+ decay; β+ = ϵ + e+) | 100% |
mass number | 148 |
---|---|
neutron number | 84 |
Relative Atomic Mass | |
g-factor | 0
|
natural abundance | |
radioaktivitet | ☢️ radioactive element |
halveringstid | 71,3 ± 1 y
|
spin | 0 |
nuclear quadrupole moment | 0
|
opdagelsesdato | 1953 |
Paritet | + |
decay mode | Intensitet |
---|---|
α (α emission) | 100% |
2β+ (double β+ decay) |
mass number | 149 |
---|---|
neutron number | 85 |
Relative Atomic Mass | |
g-factor | 0,25142857142857 ± 0,011428571428571
|
natural abundance | |
radioaktivitet | ☢️ radioactive element |
halveringstid | 9,28 ± 0,1 d
|
spin | 7/2 |
nuclear quadrupole moment | |
opdagelsesdato | 1951 |
Paritet | - |
decay mode | Intensitet |
---|---|
β+ (β+ decay; β+ = ϵ + e+) | 100% |
α (α emission) | 4.3% |
mass number | 150 |
---|---|
neutron number | 86 |
Relative Atomic Mass | |
g-factor | 0
|
natural abundance | |
radioaktivitet | ☢️ radioactive element |
halveringstid | 1,79 ± 0,08 My
|
spin | 0 |
nuclear quadrupole moment | 0
|
opdagelsesdato | 1953 |
Paritet | + |
decay mode | Intensitet |
---|---|
α (α emission) | 100% |
2β+ (double β+ decay) |
mass number | 151 |
---|---|
neutron number | 87 |
Relative Atomic Mass | |
g-factor | 0,22 ± 0,017142857142857
|
natural abundance | |
radioaktivitet | ☢️ radioactive element |
halveringstid | 123,9 ± 1 d
|
spin | 7/2 |
nuclear quadrupole moment | |
opdagelsesdato | 1950 |
Paritet | - |
decay mode | Intensitet |
---|---|
ϵ (electron capture) | 100% |
α (α emission) | 1.1% |
mass number | 152 |
---|---|
neutron number | 88 |
Relative Atomic Mass | |
g-factor | 0
|
natural abundance | 0,2 ± 0,03
|
radioaktivitet | ☢️ radioactive element |
halveringstid | 108 ± 8 Ty
|
spin | 0 |
nuclear quadrupole moment | 0
|
opdagelsesdato | 1938 |
Paritet | + |
decay mode | Intensitet |
---|---|
α (α emission) | 100% |
2β+ (double β+ decay) |
mass number | 153 |
---|---|
neutron number | 89 |
Relative Atomic Mass | |
g-factor | 0,25333333333333 ± 0,053333333333333
|
natural abundance | |
radioaktivitet | ☢️ radioactive element |
halveringstid | 240,6 ± 0,7 d
|
spin | 3/2 |
nuclear quadrupole moment | |
opdagelsesdato | 1947 |
Paritet | - |
decay mode | Intensitet |
---|---|
ϵ (electron capture) | 100% |
mass number | 154 |
---|---|
neutron number | 90 |
Relative Atomic Mass | |
g-factor | 0
|
natural abundance | 2,18 ± 0,02
|
radioaktivitet | stable isotope |
halveringstid | Not Radioactive ☢️ |
spin | 0 |
nuclear quadrupole moment | 0
|
opdagelsesdato | 1938 |
Paritet | + |
mass number | 155 |
---|---|
neutron number | 91 |
Relative Atomic Mass | |
g-factor | -0,17273333333333 ± 0,00026666666666667
|
natural abundance | 14,8 ± 0,09
|
radioaktivitet | stable isotope |
halveringstid | Not Radioactive ☢️ |
spin | 3/2 |
nuclear quadrupole moment | 1,27 ± 0,03
|
opdagelsesdato | 1933 |
Paritet | - |
mass number | 156 |
---|---|
neutron number | 92 |
Relative Atomic Mass | |
g-factor | 0
|
natural abundance | 20,47 ± 0,03
|
radioaktivitet | stable isotope |
halveringstid | Not Radioactive ☢️ |
spin | 0 |
nuclear quadrupole moment | 0
|
opdagelsesdato | 1933 |
Paritet | + |
mass number | 157 |
---|---|
neutron number | 93 |
Relative Atomic Mass | |
g-factor | -0,22653333333333 ± 0,0004
|
natural abundance | 15,65 ± 0,04
|
radioaktivitet | stable isotope |
halveringstid | Not Radioactive ☢️ |
spin | 3/2 |
nuclear quadrupole moment | 1,35 ± 0,03
|
opdagelsesdato | 1933 |
Paritet | - |
mass number | 158 |
---|---|
neutron number | 94 |
Relative Atomic Mass | |
g-factor | 0
|
natural abundance | 24,84 ± 0,08
|
radioaktivitet | stable isotope |
halveringstid | Not Radioactive ☢️ |
spin | 0 |
nuclear quadrupole moment | 0
|
opdagelsesdato | 1933 |
Paritet | + |
mass number | 159 |
---|---|
neutron number | 95 |
Relative Atomic Mass | |
g-factor | -0,29333333333333 ± 0,02
|
natural abundance | |
radioaktivitet | ☢️ radioactive element |
halveringstid | 18,479 ± 0,004 h
|
spin | 3/2 |
nuclear quadrupole moment | |
opdagelsesdato | 1949 |
Paritet | - |
decay mode | Intensitet |
---|---|
β− (β− decay) | 100% |
mass number | 160 |
---|---|
neutron number | 96 |
Relative Atomic Mass | |
g-factor | 0
|
natural abundance | 21,86 ± 0,03
|
radioaktivitet | ☢️ radioactive element |
halveringstid | |
spin | 0 |
nuclear quadrupole moment | 0
|
opdagelsesdato | 1933 |
Paritet | + |
decay mode | Intensitet |
---|---|
2β− (double β− decay) |
mass number | 161 |
---|---|
neutron number | 97 |
Relative Atomic Mass | |
g-factor | |
natural abundance | |
radioaktivitet | ☢️ radioactive element |
halveringstid | 3,646 ± 0,003 m
|
spin | 5/2 |
nuclear quadrupole moment | |
opdagelsesdato | 1949 |
Paritet | - |
decay mode | Intensitet |
---|---|
β− (β− decay) | 100% |
mass number | 162 |
---|---|
neutron number | 98 |
Relative Atomic Mass | |
g-factor | 0
|
natural abundance | |
radioaktivitet | ☢️ radioactive element |
halveringstid | 8,4 ± 0,2 m
|
spin | 0 |
nuclear quadrupole moment | 0
|
opdagelsesdato | 1967 |
Paritet | + |
decay mode | Intensitet |
---|---|
β− (β− decay) | 100% |
mass number | 163 |
---|---|
neutron number | 99 |
Relative Atomic Mass | |
g-factor | |
natural abundance | |
radioaktivitet | ☢️ radioactive element |
halveringstid | 68 ± 3 s
|
spin | 7/2 |
nuclear quadrupole moment | |
opdagelsesdato | 1982 |
Paritet | + |
decay mode | Intensitet |
---|---|
β− (β− decay) | 100% |
mass number | 164 |
---|---|
neutron number | 100 |
Relative Atomic Mass | |
g-factor | 0
|
natural abundance | |
radioaktivitet | ☢️ radioactive element |
halveringstid | 45 ± 3 s
|
spin | 0 |
nuclear quadrupole moment | 0
|
opdagelsesdato | 1988 |
Paritet | + |
decay mode | Intensitet |
---|---|
β− (β− decay) | 100% |
mass number | 165 |
---|---|
neutron number | 101 |
Relative Atomic Mass | |
g-factor | |
natural abundance | |
radioaktivitet | ☢️ radioactive element |
halveringstid | 11,6 ± 1 s
|
spin | 1/2 |
nuclear quadrupole moment | 0
|
opdagelsesdato | 1998 |
Paritet | - |
decay mode | Intensitet |
---|---|
β− (β− decay) | 100% |
mass number | 166 |
---|---|
neutron number | 102 |
Relative Atomic Mass | |
g-factor | 0
|
natural abundance | |
radioaktivitet | ☢️ radioactive element |
halveringstid | 5,1 ± 0,8 s
|
spin | 0 |
nuclear quadrupole moment | 0
|
opdagelsesdato | 2005 |
Paritet | + |
decay mode | Intensitet |
---|---|
β− (β− decay) | 100% |
mass number | 167 |
---|---|
neutron number | 103 |
Relative Atomic Mass | |
g-factor | |
natural abundance | |
radioaktivitet | ☢️ radioactive element |
halveringstid | 4,2 ± 0,3 s
|
spin | 5/2 |
nuclear quadrupole moment | |
opdagelsesdato | 2012 |
Paritet | - |
decay mode | Intensitet |
---|---|
β− (β− decay) | 100% |
mass number | 168 |
---|---|
neutron number | 104 |
Relative Atomic Mass | |
g-factor | 0
|
natural abundance | |
radioaktivitet | ☢️ radioactive element |
halveringstid | 3,03 ± 0,16 s
|
spin | 0 |
nuclear quadrupole moment | 0
|
opdagelsesdato | 1985 |
Paritet | + |
decay mode | Intensitet |
---|---|
β− (β− decay) | 100% |
mass number | 169 |
---|---|
neutron number | 105 |
Relative Atomic Mass | |
g-factor | |
natural abundance | |
radioaktivitet | ☢️ radioactive element |
halveringstid | 750 ± 210 ms
|
spin | 7/2 |
nuclear quadrupole moment | |
opdagelsesdato | 2012 |
Paritet | - |
decay mode | Intensitet |
---|---|
β− (β− decay) | 100% |
β− n (β−-delayed neutron emission) |
mass number | 170 |
---|---|
neutron number | 106 |
Relative Atomic Mass | |
g-factor | 0
|
natural abundance | |
radioaktivitet | ☢️ radioactive element |
halveringstid | 420 ± 130 ms
|
spin | 0 |
nuclear quadrupole moment | 0
|
opdagelsesdato | 2012 |
Paritet | + |
decay mode | Intensitet |
---|---|
β− (β− decay) | 100% |
β− n (β−-delayed neutron emission) |
mass number | 171 |
---|---|
neutron number | 107 |
Relative Atomic Mass | |
g-factor | |
natural abundance | |
radioaktivitet | ☢️ radioactive element |
halveringstid | |
spin | 9/2 |
nuclear quadrupole moment | |
opdagelsesdato | 2018 |
Paritet | + |
decay mode | Intensitet |
---|---|
β− (β− decay) | |
β− n (β−-delayed neutron emission) |
mass number | 172 |
---|---|
neutron number | 108 |
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 | Jean de Marignac |
---|---|
fundsted | Switzerland |
opdagelsesdato | 1880 |
etymologi | Named after the mineral gadolinite. |
udtale | GAD-eh-LIN-i-em (engelsk) |
Forekomst | |
---|---|
Abundance in Earth's crust | |
natural abundance (verdenshave) | |
natural abundance (menneskelige krop) | |
natural abundance (Meteoroid) | 0,000023 %
|
natural abundance (Solen) | 0,0000002 %
|
Abundance in Universe | 0,0000002 %
|
1 | s | 1.2565 |
2 | p | 4.2946 |
2 | s | 16.783 |
3 | d | 13.723 |
3 | p | 19.8508 |
3 | s | 20.2903 |
4 | d | 34.3664 |
4 | f | 38.9864 |
4 | p | 31.3532 |
4 | s | 30.556 |
5 | p | 47.236 |
5 | s | 45.118 |
6 | s | 55.7854 |