| Atomnummer | 61 |
|---|---|
| Atommassa | 144.91276 |
| masstal | 126 |
| Grupp | |
|---|---|
| Period | 6 |
| Block | f |
| proton | 61 p+ |
|---|---|
| neutron | 65 n0 |
| elektron | 61 e- |
| Atomradie | |
|---|---|
| molvolym | |
| Kovalent Radie | |
| Metallic Radius | |
| ionic radius | |
| Crystal Radius | |
| Van der Waalsradie | |
| densitet |
| energi | |
|---|---|
| proton affinity | |
| Elektronaffinitet | |
| joniseringsenergi | |
| ångbildningsvärme | |
| smältvärme | |
| Bildningsentalpi | |
| elektron | |
| electron shell | 2, 8, 18, 23, 8, 2 |
| valenselektron | 2 ⓘ |
| elektronkonfiguration | [Xe] 4f5 6s2ⓘ 1s2 2s2 2p6 3s2 3p6 4s2 3d10 4p6 5s2 4d10 5p6 4f5 6s2 |
| oxidationstal | 2, 3 |
| elektronegativitet | |
| Electrophilicity Index | |
| fundamental state of matter | |
| aggregationstillstånd | {ERROR}|
| gaseous state of matter | |
| Kokpunkt | |
| Smältpunkt | |
| critical pressure | |
| critical temperature | |
| trippelpunkt | |
| appearance | |
| färg | Svart
|
| appearance | metallic |
| Brytningsindex | |
| materialegenskap | |
| Värmeledningsförmåga | |
| termisk expansion | |
| molar heat capacity | |
| Specifik värmekapacitet | |
| heat capacity ratio | |
| electrical properties | |
| type | Conductor |
| elektrisk konduktivitet | |
| resistivitet | |
| supraledare | |
| magnetism | |
| type | |
| magnetisk susceptibilitet (Mass) | |
| magnetisk susceptibilitet (Molar) | |
| magnetisk susceptibilitet (Volume) | |
| magnetic ordering | |
| Curiepunkten | |
| Néel temperature | |
| struktur | |
| Kristallstruktur | {ERROR} |
| Gitterkonstant | |
| Lattice Angles | |
| mekanisk materialegenskap | |
| hårdhet | |
| Kompressibilitet | |
| skjuvmodul | |
| Young's modulus | |
| Poissons konstant | 0,28
|
| ljudhastighet | |
| klassificering | |
| Kategori | Aktinider, Lanthanides |
| CAS Group | |
| IUPAC Group | |
| Glawe Number | 28 |
| Mendeleev Number | 21 |
| Pettifor Number | 29 |
| Geochemical Class | rare earth & related |
| Goldschmidt classification | litophile |
| Gas Basicity | |
|---|---|
| Polariserbarhet | |
| C6 Dispersion Coefficient | |
| allotrope | |
| Träffyta | 8 400
|
| Neutron Mass Absorption | |
| kvanttal | 6H5/2 |
| rymdgrupp | () |
| Stabila isotoper | 0 |
|---|---|
| Instabila isotoper | 40 |
| Natural Isotopes | 0 |
| masstal | 126 |
|---|---|
| neutrontal | 65 |
| Relative Atomic Mass | |
| g-factor | |
| natural abundance | |
| radioaktivitet | ☢️ Radioaktivt grundämne |
| Halveringstid | |
| Spinn | |
| nuclear quadrupole moment | |
| upptäcktsdatum | |
| Paritet |
| decay mode | Intensitet |
|---|---|
| β+ (β+ decay; β+ = ϵ + e+) | |
| β+ p (β+-delayed proton emission) |
| masstal | 127 |
|---|---|
| neutrontal | 66 |
| Relative Atomic Mass | |
| g-factor | |
| natural abundance | |
| radioaktivitet | ☢️ Radioaktivt grundämne |
| Halveringstid | |
| Spinn | 3/2 |
| nuclear quadrupole moment | |
| upptäcktsdatum | |
| Paritet | + |
| decay mode | Intensitet |
|---|---|
| β+ (β+ decay; β+ = ϵ + e+) | |
| p (proton emission) |
| masstal | 128 |
|---|---|
| neutrontal | 67 |
| Relative Atomic Mass | |
| g-factor | |
| natural abundance | |
| radioaktivitet | ☢️ Radioaktivt grundämne |
| Halveringstid | 1 ± 0,3 s
|
| Spinn | 4 |
| nuclear quadrupole moment | |
| upptäcktsdatum | 1999 |
| Paritet | + |
| decay mode | Intensitet |
|---|---|
| β+ (β+ decay; β+ = ϵ + e+) | 100% |
| β+ p (β+-delayed proton emission) | |
| p (proton emission) | 0% |
| masstal | 129 |
|---|---|
| neutrontal | 68 |
| Relative Atomic Mass | |
| g-factor | |
| natural abundance | |
| radioaktivitet | ☢️ Radioaktivt grundämne |
| Halveringstid | 2,4 ± 0,9 s
|
| Spinn | 5/2 |
| nuclear quadrupole moment | |
| upptäcktsdatum | 2004 |
| Paritet | + |
| decay mode | Intensitet |
|---|---|
| β+ (β+ decay; β+ = ϵ + e+) | 100% |
| β+ p (β+-delayed proton emission) | |
| p (proton emission) |
| masstal | 130 |
|---|---|
| neutrontal | 69 |
| Relative Atomic Mass | |
| g-factor | |
| natural abundance | |
| radioaktivitet | ☢️ Radioaktivt grundämne |
| Halveringstid | 2,6 ± 0,2 s
|
| Spinn | 5 |
| nuclear quadrupole moment | |
| upptäcktsdatum | 1985 |
| Paritet | + |
| decay mode | Intensitet |
|---|---|
| β+ (β+ decay; β+ = ϵ + e+) | 100% |
| β+ p (β+-delayed proton emission) |
| masstal | 131 |
|---|---|
| neutrontal | 70 |
| Relative Atomic Mass | |
| g-factor | |
| natural abundance | |
| radioaktivitet | ☢️ Radioaktivt grundämne |
| Halveringstid | 6,3 ± 0,8 s
|
| Spinn | 11/2 |
| nuclear quadrupole moment | |
| upptäcktsdatum | 1998 |
| Paritet | - |
| decay mode | Intensitet |
|---|---|
| β+ (β+ decay; β+ = ϵ + e+) | 100% |
| masstal | 132 |
|---|---|
| neutrontal | 71 |
| Relative Atomic Mass | |
| g-factor | |
| natural abundance | |
| radioaktivitet | ☢️ Radioaktivt grundämne |
| Halveringstid | 6,2 ± 0,6 s
|
| Spinn | 3 |
| nuclear quadrupole moment | |
| upptäcktsdatum | 1977 |
| Paritet | + |
| decay mode | Intensitet |
|---|---|
| β+ (β+ decay; β+ = ϵ + e+) | 100% |
| β+ p (β+-delayed proton emission) | 5% |
| masstal | 133 |
|---|---|
| neutrontal | 72 |
| Relative Atomic Mass | |
| g-factor | |
| natural abundance | |
| radioaktivitet | ☢️ Radioaktivt grundämne |
| Halveringstid | 13,5 ± 2,1 s
|
| Spinn | 3/2 |
| nuclear quadrupole moment | |
| upptäcktsdatum | 1977 |
| Paritet | + |
| decay mode | Intensitet |
|---|---|
| β+ (β+ decay; β+ = ϵ + e+) | 100% |
| masstal | 134 |
|---|---|
| neutrontal | 73 |
| Relative Atomic Mass | |
| g-factor | |
| natural abundance | |
| radioaktivitet | ☢️ Radioaktivt grundämne |
| Halveringstid | 22 ± 1 s
|
| Spinn | 5 |
| nuclear quadrupole moment | |
| upptäcktsdatum | 1977 |
| Paritet | + |
| decay mode | Intensitet |
|---|---|
| β+ (β+ decay; β+ = ϵ + e+) | 100% |
| masstal | 135 |
|---|---|
| neutrontal | 74 |
| Relative Atomic Mass | |
| g-factor | |
| natural abundance | |
| radioaktivitet | ☢️ Radioaktivt grundämne |
| Halveringstid | 49 ± 3 s
|
| Spinn | 3/2 |
| nuclear quadrupole moment | |
| upptäcktsdatum | 1975 |
| Paritet | + |
| decay mode | Intensitet |
|---|---|
| β+ (β+ decay; β+ = ϵ + e+) | 100% |
| masstal | 136 |
|---|---|
| neutrontal | 75 |
| Relative Atomic Mass | |
| g-factor | |
| natural abundance | |
| radioaktivitet | ☢️ Radioaktivt grundämne |
| Halveringstid | 107 ± 6 s
|
| Spinn | 7 |
| nuclear quadrupole moment | |
| upptäcktsdatum | 1988 |
| Paritet | + |
| decay mode | Intensitet |
|---|---|
| β+ (β+ decay; β+ = ϵ + e+) | 100% |
| masstal | 137 |
|---|---|
| neutrontal | 76 |
| Relative Atomic Mass | |
| g-factor | |
| natural abundance | |
| radioaktivitet | ☢️ Radioaktivt grundämne |
| Halveringstid | |
| Spinn | 5/2 |
| nuclear quadrupole moment | |
| upptäcktsdatum | 1975 |
| Paritet | - |
| decay mode | Intensitet |
|---|---|
| β+ (β+ decay; β+ = ϵ + e+) |
| masstal | 138 |
|---|---|
| neutrontal | 77 |
| Relative Atomic Mass | |
| g-factor | 1,0666666666667 ± 0,3
|
| natural abundance | |
| radioaktivitet | ☢️ Radioaktivt grundämne |
| Halveringstid | 3,24 ± 0,05 m
|
| Spinn | 3 |
| nuclear quadrupole moment | |
| upptäcktsdatum | 1973 |
| Paritet | - |
| decay mode | Intensitet |
|---|---|
| β+ (β+ decay; β+ = ϵ + e+) | 100% |
| masstal | 139 |
|---|---|
| neutrontal | 78 |
| Relative Atomic Mass | |
| g-factor | |
| natural abundance | |
| radioaktivitet | ☢️ Radioaktivt grundämne |
| Halveringstid | 4,15 ± 0,05 m
|
| Spinn | 5/2 |
| nuclear quadrupole moment | |
| upptäcktsdatum | 1967 |
| Paritet |
| decay mode | Intensitet |
|---|---|
| β+ (β+ decay; β+ = ϵ + e+) | 100% |
| masstal | 140 |
|---|---|
| neutrontal | 79 |
| Relative Atomic Mass | |
| g-factor | |
| natural abundance | |
| radioaktivitet | ☢️ Radioaktivt grundämne |
| Halveringstid | 9,2 ± 0,2 s
|
| Spinn | 1 |
| nuclear quadrupole moment | |
| upptäcktsdatum | 1966 |
| Paritet | + |
| decay mode | Intensitet |
|---|---|
| β+ (β+ decay; β+ = ϵ + e+) | 100% |
| masstal | 141 |
|---|---|
| neutrontal | 80 |
| Relative Atomic Mass | |
| g-factor | |
| natural abundance | |
| radioaktivitet | ☢️ Radioaktivt grundämne |
| Halveringstid | 20,9 ± 0,05 m
|
| Spinn | 5/2 |
| nuclear quadrupole moment | |
| upptäcktsdatum | 1952 |
| Paritet | + |
| decay mode | Intensitet |
|---|---|
| β+ (β+ decay; β+ = ϵ + e+) | 100% |
| masstal | 142 |
|---|---|
| neutrontal | 81 |
| Relative Atomic Mass | |
| g-factor | |
| natural abundance | |
| radioaktivitet | ☢️ Radioaktivt grundämne |
| Halveringstid | 40,5 ± 0,5 s
|
| Spinn | 1 |
| nuclear quadrupole moment | |
| upptäcktsdatum | 1959 |
| Paritet | + |
| decay mode | Intensitet |
|---|---|
| β+ (β+ decay; β+ = ϵ + e+) | 100% |
| e+ (positron emission) | 77.1% |
| ϵ (electron capture) | 22.9% |
| masstal | 143 |
|---|---|
| neutrontal | 82 |
| Relative Atomic Mass | |
| g-factor | 1,52 ± 0,2
|
| natural abundance | |
| radioaktivitet | ☢️ Radioaktivt grundämne |
| Halveringstid | 265 ± 7 d
|
| Spinn | 5/2 |
| nuclear quadrupole moment | |
| upptäcktsdatum | 1952 |
| Paritet | + |
| decay mode | Intensitet |
|---|---|
| ϵ (electron capture) | 100% |
| e+ (positron emission) | 5.7% |
| masstal | 144 |
|---|---|
| neutrontal | 83 |
| Relative Atomic Mass | |
| g-factor | 0,338 ± 0,028
|
| natural abundance | |
| radioaktivitet | ☢️ Radioaktivt grundämne |
| Halveringstid | 363 ± 14 d
|
| Spinn | 5 |
| nuclear quadrupole moment | |
| upptäcktsdatum | 1952 |
| Paritet | - |
| decay mode | Intensitet |
|---|---|
| ϵ (electron capture) | 100% |
| e+ (positron emission) | 8% |
| masstal | 145 |
|---|---|
| neutrontal | 84 |
| Relative Atomic Mass | |
| g-factor | 1,52 ± 0,064
|
| natural abundance | |
| radioaktivitet | ☢️ Radioaktivt grundämne |
| Halveringstid | 17,7 ± 0,4 y
|
| Spinn | 5/2 |
| nuclear quadrupole moment | 0,23 ± 0,08
|
| upptäcktsdatum | 1951 |
| Paritet | + |
| decay mode | Intensitet |
|---|---|
| ϵ (electron capture) | 100% |
| α (α emission) | 2.8% |
| masstal | 146 |
|---|---|
| neutrontal | 85 |
| Relative Atomic Mass | |
| g-factor | |
| natural abundance | |
| radioaktivitet | ☢️ Radioaktivt grundämne |
| Halveringstid | 5,53 ± 0,05 y
|
| Spinn | 3 |
| nuclear quadrupole moment | |
| upptäcktsdatum | 1960 |
| Paritet | - |
| decay mode | Intensitet |
|---|---|
| ϵ (electron capture) | 66% |
| β− (β− decay) | 34% |
| masstal | 147 |
|---|---|
| neutrontal | 86 |
| Relative Atomic Mass | |
| g-factor | 0,73714285714286 ± 0,02
|
| natural abundance | |
| radioaktivitet | ☢️ Radioaktivt grundämne |
| Halveringstid | 2,6234 ± 0,0002 y
|
| Spinn | 7/2 |
| nuclear quadrupole moment | 0,74 ± 0,2
|
| upptäcktsdatum | 1947 |
| Paritet | + |
| decay mode | Intensitet |
|---|---|
| β− (β− decay) | 100% |
| masstal | 148 |
|---|---|
| neutrontal | 87 |
| Relative Atomic Mass | |
| g-factor | 2,1 ± 0,2
|
| natural abundance | |
| radioaktivitet | ☢️ Radioaktivt grundämne |
| Halveringstid | 5,368 ± 0,007 d
|
| Spinn | 1 |
| nuclear quadrupole moment | 0,2 ± 0,2
|
| upptäcktsdatum | 1947 |
| Paritet | - |
| decay mode | Intensitet |
|---|---|
| β− (β− decay) | 100% |
| masstal | 149 |
|---|---|
| neutrontal | 88 |
| Relative Atomic Mass | |
| g-factor | 0,94285714285714 ± 0,14285714285714
|
| natural abundance | |
| radioaktivitet | ☢️ Radioaktivt grundämne |
| Halveringstid | 53,08 ± 0,05 h
|
| Spinn | 7/2 |
| nuclear quadrupole moment | |
| upptäcktsdatum | 1947 |
| Paritet | + |
| decay mode | Intensitet |
|---|---|
| β− (β− decay) | 100% |
| masstal | 150 |
|---|---|
| neutrontal | 89 |
| Relative Atomic Mass | |
| g-factor | |
| natural abundance | |
| radioaktivitet | ☢️ Radioaktivt grundämne |
| Halveringstid | 2,698 ± 0,015 h
|
| Spinn | 1 |
| nuclear quadrupole moment | |
| upptäcktsdatum | 1952 |
| Paritet | - |
| decay mode | Intensitet |
|---|---|
| β− (β− decay) | 100% |
| masstal | 151 |
|---|---|
| neutrontal | 90 |
| Relative Atomic Mass | |
| g-factor | 0,72 ± 0,08
|
| natural abundance | |
| radioaktivitet | ☢️ Radioaktivt grundämne |
| Halveringstid | 28,4 ± 0,04 h
|
| Spinn | 5/2 |
| nuclear quadrupole moment | 2,2 ± 0,9
|
| upptäcktsdatum | 1952 |
| Paritet | + |
| decay mode | Intensitet |
|---|---|
| β− (β− decay) | 100% |
| masstal | 152 |
|---|---|
| neutrontal | 91 |
| Relative Atomic Mass | |
| g-factor | |
| natural abundance | |
| radioaktivitet | ☢️ Radioaktivt grundämne |
| Halveringstid | 4,12 ± 0,08 m
|
| Spinn | 1 |
| nuclear quadrupole moment | |
| upptäcktsdatum | 1958 |
| Paritet | + |
| decay mode | Intensitet |
|---|---|
| β− (β− decay) | 100% |
| masstal | 153 |
|---|---|
| neutrontal | 92 |
| Relative Atomic Mass | |
| g-factor | |
| natural abundance | |
| radioaktivitet | ☢️ Radioaktivt grundämne |
| Halveringstid | 5,25 ± 0,02 m
|
| Spinn | 5/2 |
| nuclear quadrupole moment | |
| upptäcktsdatum | 1962 |
| Paritet | - |
| decay mode | Intensitet |
|---|---|
| β− (β− decay) | 100% |
| masstal | 154 |
|---|---|
| neutrontal | 93 |
| Relative Atomic Mass | |
| g-factor | |
| natural abundance | |
| radioaktivitet | ☢️ Radioaktivt grundämne |
| Halveringstid | 2,68 ± 0,07 m
|
| Spinn | 4 |
| nuclear quadrupole moment | |
| upptäcktsdatum | 1958 |
| Paritet | + |
| decay mode | Intensitet |
|---|---|
| β− (β− decay) | 100% |
| masstal | 155 |
|---|---|
| neutrontal | 94 |
| Relative Atomic Mass | |
| g-factor | |
| natural abundance | |
| radioaktivitet | ☢️ Radioaktivt grundämne |
| Halveringstid | 41,5 ± 0,2 s
|
| Spinn | 5/2 |
| nuclear quadrupole moment | |
| upptäcktsdatum | 1982 |
| Paritet | - |
| decay mode | Intensitet |
|---|---|
| β− (β− decay) | 100% |
| masstal | 156 |
|---|---|
| neutrontal | 95 |
| Relative Atomic Mass | |
| g-factor | |
| natural abundance | |
| radioaktivitet | ☢️ Radioaktivt grundämne |
| Halveringstid | 27,4 ± 0,5 s
|
| Spinn | 4 |
| nuclear quadrupole moment | |
| upptäcktsdatum | 1986 |
| Paritet | + |
| decay mode | Intensitet |
|---|---|
| β− (β− decay) | 100% |
| masstal | 157 |
|---|---|
| neutrontal | 96 |
| Relative Atomic Mass | |
| g-factor | |
| natural abundance | |
| radioaktivitet | ☢️ Radioaktivt grundämne |
| Halveringstid | 10,56 ± 0,1 s
|
| Spinn | 5/2 |
| nuclear quadrupole moment | |
| upptäcktsdatum | 1987 |
| Paritet | - |
| decay mode | Intensitet |
|---|---|
| β− (β− decay) | 100% |
| masstal | 158 |
|---|---|
| neutrontal | 97 |
| Relative Atomic Mass | |
| g-factor | 0
|
| natural abundance | |
| radioaktivitet | ☢️ Radioaktivt grundämne |
| Halveringstid | 4,8 ± 0,5 s
|
| Spinn | 0 |
| nuclear quadrupole moment | 0
|
| upptäcktsdatum | 1987 |
| Paritet | + |
| decay mode | Intensitet |
|---|---|
| β− (β− decay) | 100% |
| masstal | 159 |
|---|---|
| neutrontal | 98 |
| Relative Atomic Mass | |
| g-factor | |
| natural abundance | |
| radioaktivitet | ☢️ Radioaktivt grundämne |
| Halveringstid | 1,49 ± 0,13 s
|
| Spinn | 5/2 |
| nuclear quadrupole moment | |
| upptäcktsdatum | 1998 |
| Paritet | - |
| decay mode | Intensitet |
|---|---|
| β− (β− decay) | 100% |
| masstal | 160 |
|---|---|
| neutrontal | 99 |
| Relative Atomic Mass | |
| g-factor | |
| natural abundance | |
| radioaktivitet | ☢️ Radioaktivt grundämne |
| Halveringstid | 725 ± 57 ms
|
| Spinn | 6 |
| nuclear quadrupole moment | |
| upptäcktsdatum | 2012 |
| Paritet | - |
| decay mode | Intensitet |
|---|---|
| β− (β− decay) | 100% |
| β− n (β−-delayed neutron emission) |
| masstal | 161 |
|---|---|
| neutrontal | 100 |
| Relative Atomic Mass | |
| g-factor | |
| natural abundance | |
| radioaktivitet | ☢️ Radioaktivt grundämne |
| Halveringstid | 1,05 ± 0,15 s
|
| Spinn | 5/2 |
| nuclear quadrupole moment | |
| upptäcktsdatum | 2012 |
| Paritet | - |
| decay mode | Intensitet |
|---|---|
| β− (β− decay) | 100% |
| β− n (β−-delayed neutron emission) |
| masstal | 162 |
|---|---|
| neutrontal | 101 |
| Relative Atomic Mass | |
| g-factor | |
| natural abundance | |
| radioaktivitet | ☢️ Radioaktivt grundämne |
| Halveringstid | 630 ± 180 ms
|
| Spinn | 2 |
| nuclear quadrupole moment | |
| upptäcktsdatum | 2012 |
| Paritet | + |
| decay mode | Intensitet |
|---|---|
| β− (β− decay) | 100% |
| β− n (β−-delayed neutron emission) |
| masstal | 163 |
|---|---|
| neutrontal | 102 |
| Relative Atomic Mass | |
| g-factor | |
| natural abundance | |
| radioaktivitet | ☢️ Radioaktivt grundämne |
| Halveringstid | 255 ± 25 ms
|
| Spinn | 5/2 |
| nuclear quadrupole moment | |
| upptäcktsdatum | 2012 |
| Paritet | - |
| decay mode | Intensitet |
|---|---|
| β− (β− decay) | 100% |
| β− n (β−-delayed neutron emission) |
| masstal | 164 |
|---|---|
| neutrontal | 103 |
| Relative Atomic Mass | |
| g-factor | |
| natural abundance | |
| radioaktivitet | ☢️ Radioaktivt grundämne |
| Halveringstid | |
| Spinn | 5 |
| nuclear quadrupole moment | |
| upptäcktsdatum | 2018 |
| Paritet | - |
| decay mode | Intensitet |
|---|---|
| β− (β− decay) | |
| β− n (β−-delayed neutron emission) |
| masstal | 165 |
|---|---|
| neutrontal | 104 |
| Relative Atomic Mass | |
| g-factor | |
| natural abundance | |
| radioaktivitet | ☢️ Radioaktivt grundämne |
| Halveringstid | |
| Spinn | 5/2 |
| nuclear quadrupole moment | |
| upptäcktsdatum | 2018 |
| Paritet | - |
| decay mode | Intensitet |
|---|---|
| β− (β− decay) | |
| β− n (β−-delayed neutron emission) |
| upptäckare eller uppfinnare | J.A. Marinsky, L.E. Glendenin, C.D. Coryell |
|---|---|
| fyndplats | United States |
| upptäcktsdatum | 1945 |
| etymologi | Named for the Greek god, Prometheus. |
| uttal | pro-MEE-thi-em (engelska) |
| Förekomst | |
|---|---|
| Abundance in Earth's crust | |
| natural abundance (världshav) | |
| natural abundance (människokropp) | 0 %
|
| natural abundance (meteoroid) | 0 %
|
| natural abundance (Solen) | 0 %
|
| Abundance in Universe | 0 %
|
| 1 | s | 1.2042 |
| 2 | p | 4.2562 |
| 2 | s | 16.0296 |
| 3 | d | 13.9018 |
| 3 | p | 19.4461 |
| 3 | s | 19.8154 |
| 4 | d | 33.26 |
| 4 | f | 37.866 |
| 4 | p | 30.3768 |
| 4 | s | 29.3604 |
| 5 | p | 44.586 |
| 5 | s | 42.1645 |
| 6 | s | 51.6046 |