Atomic Number | 57 |
---|---|
Atomic Weight | 138.90547 |
mass number | 139 |
Group | 3 |
---|---|
Period | 6 |
Block | d |
Proton | 57 p+ |
---|---|
Neutron | 82 n0 |
Elektron | 57 e- |
Atomic Radius | |
---|---|
molar volume | |
Covalent Radius | |
Metallic Radius | |
ionic radius | |
Crystal Radius | |
Van der Waals radius | |
density |
energie | |
---|---|
proton affinity | |
electron affinity | |
ionization energy | |
enthalpy of vaporization | |
enthalpy of fusion | |
standard enthalpy of formation | |
Elektron | |
electron shell | 2, 8, 18, 18, 9, 2 |
valence electron | 2 ⓘ |
electron configuration | [Xe] 5d1 6s2ⓘ 1s2 2s2 2p6 3s2 3p6 4s2 3d10 4p6 5s2 4d10 5p6 5d1 6s2 |
oxidation number | 0, 1, 2, 3 |
electronegativity |
1.1
|
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 | |
Faarf | Silver
|
appearance | silvery white |
refractive index | |
thermodynamic material property | |
Thermal Conductivity | |
thermal expansion | |
molar heat capacity | |
Specific Heat Capacity | |
heat capacity ratio | |
electrical properties | |
type | Conductor |
electrical conductivity | |
electrical resistivity | |
superconductivity | |
Magnetismus | |
type | paramagnetic |
magnetic susceptibility (Mass) | 0,000000011 m³/Kg
|
magnetic susceptibility (Molar) | 0,000000001528 m³/mol
|
magnetic susceptibility (Volume) | 0,00006761
|
magnetic ordering | |
Curie temperature | |
Néel temperature | |
Struktur | |
Crystal Structure | Simple Hexagonal (HEX) |
lattice constant | |
Lattice Angles | π/2, π/2, 2 π/3 |
mechanical property | |
hardness | |
bulk modulus | |
shear modulus | |
Young's modulus | |
Poisson's ratio | 0,28
|
speed of sound | |
classification | |
Category | Lanthanides, Lanthanides |
CAS Group | IIIA |
IUPAC Group | IIIB |
Glawe Number | 32 |
Mendeleev Number | 13 |
Pettifor Number | 33 |
Geochemical Class | rare earth & related |
Goldschmidt classification | litophile |
Gas Basicity | |
---|---|
polarizability | |
C6 Dispersion Coefficient | |
allotrope | |
Neutron cross section | 8,98
|
Neutron Mass Absorption | 0,0023
|
quantum number | 2D3/2 |
space group | 194 (P63/mmc) |
Stable Isotopes | 1 |
---|---|
Unstable Isotopes | 41 |
Natural Isotopes | 2 |
mass number | 116 |
---|---|
neutron number | 59 |
Relative Atomic Mass | |
g-factor | |
natural abundance | |
Radioaktivitéit | ☢️ radioactive element |
half-life | |
spin | |
nuclear quadrupole moment | |
Datum vun der Entdeckung | |
parity |
decay mode | intensity |
---|---|
β+ (β+ decay; β+ = ϵ + e+) | |
β+ p (β+-delayed proton emission) | |
p (proton emission) |
mass number | 117 |
---|---|
neutron number | 60 |
Relative Atomic Mass | |
g-factor | |
natural abundance | |
Radioaktivitéit | ☢️ radioactive element |
half-life | 21,7 ± 1,8 ms
|
spin | 3/2 |
nuclear quadrupole moment | |
Datum vun der Entdeckung | 2001 |
parity | + |
decay mode | intensity |
---|---|
p (proton emission) | 100% |
β+ (β+ decay; β+ = ϵ + e+) | |
β+ p (β+-delayed proton emission) |
mass number | 118 |
---|---|
neutron number | 61 |
Relative Atomic Mass | |
g-factor | |
natural abundance | |
Radioaktivitéit | ☢️ radioactive element |
half-life | |
spin | 1 |
nuclear quadrupole moment | |
Datum vun der Entdeckung | |
parity | - |
decay mode | intensity |
---|---|
β+ (β+ decay; β+ = ϵ + e+) | |
β+ p (β+-delayed proton emission) |
mass number | 119 |
---|---|
neutron number | 62 |
Relative Atomic Mass | |
g-factor | |
natural abundance | |
Radioaktivitéit | ☢️ radioactive element |
half-life | |
spin | 11/2 |
nuclear quadrupole moment | |
Datum vun der Entdeckung | |
parity | - |
decay mode | intensity |
---|---|
β+ (β+ decay; β+ = ϵ + e+) |
mass number | 120 |
---|---|
neutron number | 63 |
Relative Atomic Mass | |
g-factor | |
natural abundance | |
Radioaktivitéit | ☢️ radioactive element |
half-life | 2,8 ± 0,2 s
|
spin | 1 |
nuclear quadrupole moment | |
Datum vun der Entdeckung | 1984 |
parity | - |
decay mode | intensity |
---|---|
β+ (β+ decay; β+ = ϵ + e+) | 100% |
β+ p (β+-delayed proton emission) |
mass number | 121 |
---|---|
neutron number | 64 |
Relative Atomic Mass | |
g-factor | |
natural abundance | |
Radioaktivitéit | ☢️ radioactive element |
half-life | 5,3 ± 0,2 s
|
spin | 11/2 |
nuclear quadrupole moment | |
Datum vun der Entdeckung | 1988 |
parity | - |
decay mode | intensity |
---|---|
β+ (β+ decay; β+ = ϵ + e+) | 100% |
β+ p (β+-delayed proton emission) |
mass number | 122 |
---|---|
neutron number | 65 |
Relative Atomic Mass | |
g-factor | |
natural abundance | |
Radioaktivitéit | ☢️ radioactive element |
half-life | 8,6 ± 0,5 s
|
spin | 1 |
nuclear quadrupole moment | |
Datum vun der Entdeckung | 1984 |
parity | - |
decay mode | intensity |
---|---|
β+ (β+ decay; β+ = ϵ + e+) | 100% |
β+ p (β+-delayed proton emission) |
mass number | 123 |
---|---|
neutron number | 66 |
Relative Atomic Mass | |
g-factor | |
natural abundance | |
Radioaktivitéit | ☢️ radioactive element |
half-life | 17 ± 3 s
|
spin | 11/2 |
nuclear quadrupole moment | |
Datum vun der Entdeckung | 1978 |
parity | - |
decay mode | intensity |
---|---|
β+ (β+ decay; β+ = ϵ + e+) | 100% |
mass number | 124 |
---|---|
neutron number | 67 |
Relative Atomic Mass | |
g-factor | |
natural abundance | |
Radioaktivitéit | ☢️ radioactive element |
half-life | 29,21 ± 0,17 s
|
spin | 7 |
nuclear quadrupole moment | |
Datum vun der Entdeckung | 1978 |
parity |
decay mode | intensity |
---|---|
β+ (β+ decay; β+ = ϵ + e+) | 100% |
mass number | 125 |
---|---|
neutron number | 68 |
Relative Atomic Mass | |
g-factor | |
natural abundance | |
Radioaktivitéit | ☢️ radioactive element |
half-life | 64,8 ± 1,2 s
|
spin | 11/2 |
nuclear quadrupole moment | |
Datum vun der Entdeckung | 1973 |
parity | - |
decay mode | intensity |
---|---|
β+ (β+ decay; β+ = ϵ + e+) | 100% |
mass number | 126 |
---|---|
neutron number | 69 |
Relative Atomic Mass | |
g-factor | |
natural abundance | |
Radioaktivitéit | ☢️ radioactive element |
half-life | 54 ± 2 s
|
spin | 5 |
nuclear quadrupole moment | |
Datum vun der Entdeckung | 1961 |
parity | - |
decay mode | intensity |
---|---|
β+ (β+ decay; β+ = ϵ + e+) | 100% |
mass number | 127 |
---|---|
neutron number | 70 |
Relative Atomic Mass | |
g-factor | |
natural abundance | |
Radioaktivitéit | ☢️ radioactive element |
half-life | 5,1 ± 0,1 m
|
spin | 11/2 |
nuclear quadrupole moment | |
Datum vun der Entdeckung | 1963 |
parity | - |
decay mode | intensity |
---|---|
β+ (β+ decay; β+ = ϵ + e+) | 100% |
mass number | 128 |
---|---|
neutron number | 71 |
Relative Atomic Mass | |
g-factor | |
natural abundance | |
Radioaktivitéit | ☢️ radioactive element |
half-life | 5,18 ± 0,14 m
|
spin | 5 |
nuclear quadrupole moment | |
Datum vun der Entdeckung | 1961 |
parity | + |
decay mode | intensity |
---|---|
β+ (β+ decay; β+ = ϵ + e+) | 100% |
mass number | 129 |
---|---|
neutron number | 72 |
Relative Atomic Mass | |
g-factor | |
natural abundance | |
Radioaktivitéit | ☢️ radioactive element |
half-life | 11,6 ± 0,2 m
|
spin | 3/2 |
nuclear quadrupole moment | |
Datum vun der Entdeckung | 1963 |
parity | + |
decay mode | intensity |
---|---|
β+ (β+ decay; β+ = ϵ + e+) | 100% |
mass number | 130 |
---|---|
neutron number | 73 |
Relative Atomic Mass | |
g-factor | |
natural abundance | |
Radioaktivitéit | ☢️ radioactive element |
half-life | 8,7 ± 0,1 m
|
spin | 3 |
nuclear quadrupole moment | |
Datum vun der Entdeckung | 1961 |
parity |
decay mode | intensity |
---|---|
β+ (β+ decay; β+ = ϵ + e+) | 100% |
mass number | 131 |
---|---|
neutron number | 74 |
Relative Atomic Mass | |
g-factor | |
natural abundance | |
Radioaktivitéit | ☢️ radioactive element |
half-life | 59 ± 2 m
|
spin | 3/2 |
nuclear quadrupole moment | |
Datum vun der Entdeckung | 1951 |
parity | + |
decay mode | intensity |
---|---|
β+ (β+ decay; β+ = ϵ + e+) | 100% |
mass number | 132 |
---|---|
neutron number | 75 |
Relative Atomic Mass | |
g-factor | |
natural abundance | |
Radioaktivitéit | ☢️ radioactive element |
half-life | 4,59 ± 0,04 h
|
spin | 2 |
nuclear quadrupole moment | |
Datum vun der Entdeckung | 1951 |
parity | - |
decay mode | intensity |
---|---|
β+ (β+ decay; β+ = ϵ + e+) | 100% |
mass number | 133 |
---|---|
neutron number | 76 |
Relative Atomic Mass | |
g-factor | |
natural abundance | |
Radioaktivitéit | ☢️ radioactive element |
half-life | 3,912 ± 0,008 h
|
spin | 5/2 |
nuclear quadrupole moment | |
Datum vun der Entdeckung | 1950 |
parity | + |
decay mode | intensity |
---|---|
β+ (β+ decay; β+ = ϵ + e+) | 100% |
mass number | 134 |
---|---|
neutron number | 77 |
Relative Atomic Mass | |
g-factor | |
natural abundance | |
Radioaktivitéit | ☢️ radioactive element |
half-life | 6,45 ± 0,16 m
|
spin | 1 |
nuclear quadrupole moment | |
Datum vun der Entdeckung | 1951 |
parity | + |
decay mode | intensity |
---|---|
β+ (β+ decay; β+ = ϵ + e+) | 100% |
mass number | 135 |
---|---|
neutron number | 78 |
Relative Atomic Mass | |
g-factor | 1,48 ± 0,036
|
natural abundance | |
Radioaktivitéit | ☢️ radioactive element |
half-life | 18,91 ± 0,02 h
|
spin | 5/2 |
nuclear quadrupole moment | -0,4 ± 0,4
|
Datum vun der Entdeckung | 1948 |
parity | + |
decay mode | intensity |
---|---|
β+ (β+ decay; β+ = ϵ + e+) | 100% |
mass number | 136 |
---|---|
neutron number | 79 |
Relative Atomic Mass | |
g-factor | |
natural abundance | |
Radioaktivitéit | ☢️ radioactive element |
half-life | 9,87 ± 0,03 m
|
spin | 1 |
nuclear quadrupole moment | |
Datum vun der Entdeckung | 1950 |
parity | + |
decay mode | intensity |
---|---|
β+ (β+ decay; β+ = ϵ + e+) | 100% |
mass number | 137 |
---|---|
neutron number | 80 |
Relative Atomic Mass | |
g-factor | 0,77028571428571 ± 0,0017142857142857
|
natural abundance | |
Radioaktivitéit | ☢️ radioactive element |
half-life | 60 ± 20 ky
|
spin | 7/2 |
nuclear quadrupole moment | 0,21 ± 0,04
|
Datum vun der Entdeckung | 1948 |
parity | + |
decay mode | intensity |
---|---|
ϵ (electron capture) | 100% |
mass number | 138 |
---|---|
neutron number | 81 |
Relative Atomic Mass | |
g-factor | 0,74168 ± 0,00004
|
natural abundance | 0,08881 ± 0,00071
|
Radioaktivitéit | ☢️ radioactive element |
half-life | 103 ± 1 Gy
|
spin | 5 |
nuclear quadrupole moment | 0,39 ± 0,03
|
Datum vun der Entdeckung | 1947 |
parity | + |
decay mode | intensity |
---|---|
β+ (β+ decay; β+ = ϵ + e+) | 65.5% |
β− (β− decay) | 34.5% |
mass number | 139 |
---|---|
neutron number | 82 |
Relative Atomic Mass | |
g-factor | 0,79402857142857 ± 0,000057142857142857
|
natural abundance | 99,91119 ± 0,00071
|
Radioaktivitéit | stable isotope |
half-life | Not Radioactive ☢️ |
spin | 7/2 |
nuclear quadrupole moment | 0,206 ± 0,004
|
Datum vun der Entdeckung | 1924 |
parity | + |
mass number | 140 |
---|---|
neutron number | 83 |
Relative Atomic Mass | |
g-factor | 0,24333333333333 ± 0,005
|
natural abundance | |
Radioaktivitéit | ☢️ radioactive element |
half-life | 40,289 ± 0,004 h
|
spin | 3 |
nuclear quadrupole moment | 0,087 ± 0,013
|
Datum vun der Entdeckung | 1935 |
parity | - |
decay mode | intensity |
---|---|
β− (β− decay) | 100% |
mass number | 141 |
---|---|
neutron number | 84 |
Relative Atomic Mass | |
g-factor | |
natural abundance | |
Radioaktivitéit | ☢️ radioactive element |
half-life | 3,92 ± 0,03 h
|
spin | 7/2 |
nuclear quadrupole moment | |
Datum vun der Entdeckung | 1951 |
parity | + |
decay mode | intensity |
---|---|
β− (β− decay) | 100% |
mass number | 142 |
---|---|
neutron number | 85 |
Relative Atomic Mass | |
g-factor | |
natural abundance | |
Radioaktivitéit | ☢️ radioactive element |
half-life | 91,1 ± 0,5 m
|
spin | 2 |
nuclear quadrupole moment | |
Datum vun der Entdeckung | 1953 |
parity | - |
decay mode | intensity |
---|---|
β− (β− decay) | 100% |
mass number | 143 |
---|---|
neutron number | 86 |
Relative Atomic Mass | |
g-factor | |
natural abundance | |
Radioaktivitéit | ☢️ radioactive element |
half-life | 14,2 ± 0,1 m
|
spin | 7/2 |
nuclear quadrupole moment | |
Datum vun der Entdeckung | 1951 |
parity |
decay mode | intensity |
---|---|
β− (β− decay) | 100% |
mass number | 144 |
---|---|
neutron number | 87 |
Relative Atomic Mass | |
g-factor | |
natural abundance | |
Radioaktivitéit | ☢️ radioactive element |
half-life | 44 ± 0,7 s
|
spin | 3 |
nuclear quadrupole moment | |
Datum vun der Entdeckung | 1967 |
parity | - |
decay mode | intensity |
---|---|
β− (β− decay) | 100% |
mass number | 145 |
---|---|
neutron number | 88 |
Relative Atomic Mass | |
g-factor | |
natural abundance | |
Radioaktivitéit | ☢️ radioactive element |
half-life | 24,8 ± 2 s
|
spin | 5/2 |
nuclear quadrupole moment | |
Datum vun der Entdeckung | 1974 |
parity | + |
decay mode | intensity |
---|---|
β− (β− decay) | 100% |
mass number | 146 |
---|---|
neutron number | 89 |
Relative Atomic Mass | |
g-factor | |
natural abundance | |
Radioaktivitéit | ☢️ radioactive element |
half-life | 9,9 ± 0,1 s
|
spin | 5 |
nuclear quadrupole moment | |
Datum vun der Entdeckung | 1970 |
parity | - |
decay mode | intensity |
---|---|
β− (β− decay) | 100% |
mass number | 147 |
---|---|
neutron number | 90 |
Relative Atomic Mass | |
g-factor | |
natural abundance | |
Radioaktivitéit | ☢️ radioactive element |
half-life | 4,026 ± 0,02 s
|
spin | 5/2 |
nuclear quadrupole moment | |
Datum vun der Entdeckung | 1979 |
parity | + |
decay mode | intensity |
---|---|
β− (β− decay) | 100% |
β− n (β−-delayed neutron emission) | 0.041% |
mass number | 148 |
---|---|
neutron number | 91 |
Relative Atomic Mass | |
g-factor | |
natural abundance | |
Radioaktivitéit | ☢️ radioactive element |
half-life | 1,414 ± 0,025 s
|
spin | 2 |
nuclear quadrupole moment | |
Datum vun der Entdeckung | 1969 |
parity | - |
decay mode | intensity |
---|---|
β− (β− decay) | 100% |
β− n (β−-delayed neutron emission) | 0.18% |
mass number | 149 |
---|---|
neutron number | 92 |
Relative Atomic Mass | |
g-factor | |
natural abundance | |
Radioaktivitéit | ☢️ radioactive element |
half-life | 1,071 ± 0,022 s
|
spin | 3/2 |
nuclear quadrupole moment | |
Datum vun der Entdeckung | 1979 |
parity | - |
decay mode | intensity |
---|---|
β− (β− decay) | 100% |
β− n (β−-delayed neutron emission) | 1.43% |
mass number | 150 |
---|---|
neutron number | 93 |
Relative Atomic Mass | |
g-factor | |
natural abundance | |
Radioaktivitéit | ☢️ radioactive element |
half-life | 504 ± 15 ms
|
spin | 3 |
nuclear quadrupole moment | |
Datum vun der Entdeckung | 1993 |
parity | + |
decay mode | intensity |
---|---|
β− (β− decay) | 100% |
β− n (β−-delayed neutron emission) | 2.7% |
mass number | 151 |
---|---|
neutron number | 94 |
Relative Atomic Mass | |
g-factor | |
natural abundance | |
Radioaktivitéit | ☢️ radioactive element |
half-life | 465 ± 24 ms
|
spin | 1/2 |
nuclear quadrupole moment | 0
|
Datum vun der Entdeckung | 1994 |
parity | + |
decay mode | intensity |
---|---|
β− (β− decay) | 100% |
β− n (β−-delayed neutron emission) |
mass number | 152 |
---|---|
neutron number | 95 |
Relative Atomic Mass | |
g-factor | |
natural abundance | |
Radioaktivitéit | ☢️ radioactive element |
half-life | 287 ± 16 ms
|
spin | 2 |
nuclear quadrupole moment | |
Datum vun der Entdeckung | 1994 |
parity | - |
decay mode | intensity |
---|---|
β− (β− decay) | 100% |
β− n (β−-delayed neutron emission) |
mass number | 153 |
---|---|
neutron number | 96 |
Relative Atomic Mass | |
g-factor | |
natural abundance | |
Radioaktivitéit | ☢️ radioactive element |
half-life | 245 ± 18 ms
|
spin | 1/2 |
nuclear quadrupole moment | 0
|
Datum vun der Entdeckung | 1994 |
parity | + |
decay mode | intensity |
---|---|
β− (β− decay) | 100% |
β− n (β−-delayed neutron emission) | |
2n (2-neutron emission) |
mass number | 154 |
---|---|
neutron number | 97 |
Relative Atomic Mass | |
g-factor | |
natural abundance | |
Radioaktivitéit | ☢️ radioactive element |
half-life | 161 ± 15 ms
|
spin | 2 |
nuclear quadrupole moment | |
Datum vun der Entdeckung | 2017 |
parity | - |
decay mode | intensity |
---|---|
β− (β− decay) | 100% |
β− n (β−-delayed neutron emission) | |
2n (2-neutron emission) |
mass number | 155 |
---|---|
neutron number | 98 |
Relative Atomic Mass | |
g-factor | |
natural abundance | |
Radioaktivitéit | ☢️ radioactive element |
half-life | 101 ± 28 ms
|
spin | 1/2 |
nuclear quadrupole moment | 0
|
Datum vun der Entdeckung | 2016 |
parity | + |
decay mode | intensity |
---|---|
β− (β− decay) | 100% |
β− n (β−-delayed neutron emission) | |
2n (2-neutron emission) |
mass number | 156 |
---|---|
neutron number | 99 |
Relative Atomic Mass | |
g-factor | |
natural abundance | |
Radioaktivitéit | ☢️ radioactive element |
half-life | 84 ± 78 ms
|
spin | 4 |
nuclear quadrupole moment | |
Datum vun der Entdeckung | 2017 |
parity | + |
decay mode | intensity |
---|---|
β− (β− decay) | 100% |
β− n (β−-delayed neutron emission) |
mass number | 157 |
---|---|
neutron number | 100 |
Relative Atomic Mass | |
g-factor | |
natural abundance | |
Radioaktivitéit | ☢️ radioactive element |
half-life | |
spin | 1/2 |
nuclear quadrupole moment | 0
|
Datum vun der Entdeckung | 2018 |
parity | + |
decay mode | intensity |
---|---|
β− (β− decay) | |
β− n (β−-delayed neutron emission) |
Entdecker oder Erfinder | Carl Mosander |
---|---|
location of discovery | Sweden |
Datum vun der Entdeckung | 1839 |
Etymologie | Greek: lanthanein (to be hidden). |
pronunciation | LAN-the-nem (Englesch) |
Abundance | |
---|---|
Abundance in Earth's crust | |
natural abundance (Ozean) | |
natural abundance (Mënschleche Kierper) | |
natural abundance (Meteoroid) | 0,000028 %
|
natural abundance (Sonn) | 0,0000002 %
|
Abundance in Universe | 0,0000002 %
|
1 | s | 1.1317 |
2 | p | 4.2044 |
2 | s | 15.0466 |
3 | d | 13.9398 |
3 | p | 18.8604 |
3 | s | 19.0569 |
4 | d | 32.2748 |
4 | f | 55.64 |
4 | p | 29.2936 |
4 | s | 28.2036 |
5 | p | 41.104 |
5 | s | 39.189 |
6 | s | 47.688 |