Atomic Number | 57 |
---|---|
Atomic Weight | 138.90547 |
mass number | 139 |
Group | 3 |
---|---|
Period | 6 |
Block | d |
proton | 57 p+ |
---|---|
neutron | 82 n0 |
electron | 57 e- |
Atomic Radius | |
---|---|
molar volume | |
covalent radius | |
Metallic Radius | |
ionic radius | |
Crystal Radius | |
Van der Waals radius | |
dosedh |
nerth | |
---|---|
proton affinity | |
electron affinity | |
ionization energy | |
enthalpy of vaporization | |
enthalpy of fusion | |
standard enthalpy of formation | |
electron | |
electron shell | 2, 8, 18, 18, 9, 2 |
valence electron | 2 ⓘ |
aray an elektrons | [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 | |
liw | 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 | |
magnetism | |
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 | |
kesweyth | |
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 | |
radioactivity | ☢️ elven radyoweythresek |
half-life | |
spin | |
nuclear quadrupole moment | |
dydhyas diskudhans | |
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 | |
radioactivity | ☢️ elven radyoweythresek |
half-life | 21.7 ± 1.8 ms
|
spin | 3/2 |
nuclear quadrupole moment | |
dydhyas diskudhans | 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 | |
radioactivity | ☢️ elven radyoweythresek |
half-life | |
spin | 1 |
nuclear quadrupole moment | |
dydhyas diskudhans | |
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 | |
radioactivity | ☢️ elven radyoweythresek |
half-life | |
spin | 11/2 |
nuclear quadrupole moment | |
dydhyas diskudhans | |
parity | - |
decay mode | intensity |
---|---|
β+ (β+ decay; β+ = ϵ + e+) |
mass number | 120 |
---|---|
neutron number | 63 |
relative atomic mass | |
g-factor | |
natural abundance | |
radioactivity | ☢️ elven radyoweythresek |
half-life | 2.8 ± 0.2 s
|
spin | 1 |
nuclear quadrupole moment | |
dydhyas diskudhans | 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 | |
radioactivity | ☢️ elven radyoweythresek |
half-life | 5.3 ± 0.2 s
|
spin | 11/2 |
nuclear quadrupole moment | |
dydhyas diskudhans | 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 | |
radioactivity | ☢️ elven radyoweythresek |
half-life | 8.6 ± 0.5 s
|
spin | 1 |
nuclear quadrupole moment | |
dydhyas diskudhans | 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 | |
radioactivity | ☢️ elven radyoweythresek |
half-life | 17 ± 3 s
|
spin | 11/2 |
nuclear quadrupole moment | |
dydhyas diskudhans | 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 | |
radioactivity | ☢️ elven radyoweythresek |
half-life | 29.21 ± 0.17 s
|
spin | 7 |
nuclear quadrupole moment | |
dydhyas diskudhans | 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 | |
radioactivity | ☢️ elven radyoweythresek |
half-life | 64.8 ± 1.2 s
|
spin | 11/2 |
nuclear quadrupole moment | |
dydhyas diskudhans | 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 | |
radioactivity | ☢️ elven radyoweythresek |
half-life | 54 ± 2 s
|
spin | 5 |
nuclear quadrupole moment | |
dydhyas diskudhans | 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 | |
radioactivity | ☢️ elven radyoweythresek |
half-life | 5.1 ± 0.1 m
|
spin | 11/2 |
nuclear quadrupole moment | |
dydhyas diskudhans | 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 | |
radioactivity | ☢️ elven radyoweythresek |
half-life | 5.18 ± 0.14 m
|
spin | 5 |
nuclear quadrupole moment | |
dydhyas diskudhans | 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 | |
radioactivity | ☢️ elven radyoweythresek |
half-life | 11.6 ± 0.2 m
|
spin | 3/2 |
nuclear quadrupole moment | |
dydhyas diskudhans | 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 | |
radioactivity | ☢️ elven radyoweythresek |
half-life | 8.7 ± 0.1 m
|
spin | 3 |
nuclear quadrupole moment | |
dydhyas diskudhans | 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 | |
radioactivity | ☢️ elven radyoweythresek |
half-life | 59 ± 2 m
|
spin | 3/2 |
nuclear quadrupole moment | |
dydhyas diskudhans | 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 | |
radioactivity | ☢️ elven radyoweythresek |
half-life | 4.59 ± 0.04 h
|
spin | 2 |
nuclear quadrupole moment | |
dydhyas diskudhans | 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 | |
radioactivity | ☢️ elven radyoweythresek |
half-life | 3.912 ± 0.008 h
|
spin | 5/2 |
nuclear quadrupole moment | |
dydhyas diskudhans | 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 | |
radioactivity | ☢️ elven radyoweythresek |
half-life | 6.45 ± 0.16 m
|
spin | 1 |
nuclear quadrupole moment | |
dydhyas diskudhans | 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 | |
radioactivity | ☢️ elven radyoweythresek |
half-life | 18.91 ± 0.02 h
|
spin | 5/2 |
nuclear quadrupole moment | -0.4 ± 0.4
|
dydhyas diskudhans | 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 | |
radioactivity | ☢️ elven radyoweythresek |
half-life | 9.87 ± 0.03 m
|
spin | 1 |
nuclear quadrupole moment | |
dydhyas diskudhans | 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 | |
radioactivity | ☢️ elven radyoweythresek |
half-life | 60 ± 20 ky
|
spin | 7/2 |
nuclear quadrupole moment | 0.21 ± 0.04
|
dydhyas diskudhans | 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
|
radioactivity | ☢️ elven radyoweythresek |
half-life | 103 ± 1 Gy
|
spin | 5 |
nuclear quadrupole moment | 0.39 ± 0.03
|
dydhyas diskudhans | 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
|
radioactivity | stable isotope |
half-life | Not Radioactive ☢️ |
spin | 7/2 |
nuclear quadrupole moment | 0.206 ± 0.004
|
dydhyas diskudhans | 1924 |
parity | + |
mass number | 140 |
---|---|
neutron number | 83 |
relative atomic mass | |
g-factor | 0.24333333333333 ± 0.005
|
natural abundance | |
radioactivity | ☢️ elven radyoweythresek |
half-life | 40.289 ± 0.004 h
|
spin | 3 |
nuclear quadrupole moment | 0.087 ± 0.013
|
dydhyas diskudhans | 1935 |
parity | - |
decay mode | intensity |
---|---|
β− (β− decay) | 100% |
mass number | 141 |
---|---|
neutron number | 84 |
relative atomic mass | |
g-factor | |
natural abundance | |
radioactivity | ☢️ elven radyoweythresek |
half-life | 3.92 ± 0.03 h
|
spin | 7/2 |
nuclear quadrupole moment | |
dydhyas diskudhans | 1951 |
parity | + |
decay mode | intensity |
---|---|
β− (β− decay) | 100% |
mass number | 142 |
---|---|
neutron number | 85 |
relative atomic mass | |
g-factor | |
natural abundance | |
radioactivity | ☢️ elven radyoweythresek |
half-life | 91.1 ± 0.5 m
|
spin | 2 |
nuclear quadrupole moment | |
dydhyas diskudhans | 1953 |
parity | - |
decay mode | intensity |
---|---|
β− (β− decay) | 100% |
mass number | 143 |
---|---|
neutron number | 86 |
relative atomic mass | |
g-factor | |
natural abundance | |
radioactivity | ☢️ elven radyoweythresek |
half-life | 14.2 ± 0.1 m
|
spin | 7/2 |
nuclear quadrupole moment | |
dydhyas diskudhans | 1951 |
parity |
decay mode | intensity |
---|---|
β− (β− decay) | 100% |
mass number | 144 |
---|---|
neutron number | 87 |
relative atomic mass | |
g-factor | |
natural abundance | |
radioactivity | ☢️ elven radyoweythresek |
half-life | 44 ± 0.7 s
|
spin | 3 |
nuclear quadrupole moment | |
dydhyas diskudhans | 1967 |
parity | - |
decay mode | intensity |
---|---|
β− (β− decay) | 100% |
mass number | 145 |
---|---|
neutron number | 88 |
relative atomic mass | |
g-factor | |
natural abundance | |
radioactivity | ☢️ elven radyoweythresek |
half-life | 24.8 ± 2 s
|
spin | 5/2 |
nuclear quadrupole moment | |
dydhyas diskudhans | 1974 |
parity | + |
decay mode | intensity |
---|---|
β− (β− decay) | 100% |
mass number | 146 |
---|---|
neutron number | 89 |
relative atomic mass | |
g-factor | |
natural abundance | |
radioactivity | ☢️ elven radyoweythresek |
half-life | 9.9 ± 0.1 s
|
spin | 5 |
nuclear quadrupole moment | |
dydhyas diskudhans | 1970 |
parity | - |
decay mode | intensity |
---|---|
β− (β− decay) | 100% |
mass number | 147 |
---|---|
neutron number | 90 |
relative atomic mass | |
g-factor | |
natural abundance | |
radioactivity | ☢️ elven radyoweythresek |
half-life | 4.026 ± 0.02 s
|
spin | 5/2 |
nuclear quadrupole moment | |
dydhyas diskudhans | 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 | |
radioactivity | ☢️ elven radyoweythresek |
half-life | 1.414 ± 0.025 s
|
spin | 2 |
nuclear quadrupole moment | |
dydhyas diskudhans | 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 | |
radioactivity | ☢️ elven radyoweythresek |
half-life | 1.071 ± 0.022 s
|
spin | 3/2 |
nuclear quadrupole moment | |
dydhyas diskudhans | 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 | |
radioactivity | ☢️ elven radyoweythresek |
half-life | 504 ± 15 ms
|
spin | 3 |
nuclear quadrupole moment | |
dydhyas diskudhans | 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 | |
radioactivity | ☢️ elven radyoweythresek |
half-life | 465 ± 24 ms
|
spin | 1/2 |
nuclear quadrupole moment | 0
|
dydhyas diskudhans | 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 | |
radioactivity | ☢️ elven radyoweythresek |
half-life | 287 ± 16 ms
|
spin | 2 |
nuclear quadrupole moment | |
dydhyas diskudhans | 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 | |
radioactivity | ☢️ elven radyoweythresek |
half-life | 245 ± 18 ms
|
spin | 1/2 |
nuclear quadrupole moment | 0
|
dydhyas diskudhans | 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 | |
radioactivity | ☢️ elven radyoweythresek |
half-life | 161 ± 15 ms
|
spin | 2 |
nuclear quadrupole moment | |
dydhyas diskudhans | 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 | |
radioactivity | ☢️ elven radyoweythresek |
half-life | 101 ± 28 ms
|
spin | 1/2 |
nuclear quadrupole moment | 0
|
dydhyas diskudhans | 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 | |
radioactivity | ☢️ elven radyoweythresek |
half-life | 84 ± 78 ms
|
spin | 4 |
nuclear quadrupole moment | |
dydhyas diskudhans | 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 | |
radioactivity | ☢️ elven radyoweythresek |
half-life | |
spin | 1/2 |
nuclear quadrupole moment | 0
|
dydhyas diskudhans | 2018 |
parity | + |
decay mode | intensity |
---|---|
β− (β− decay) | |
β− n (β−-delayed neutron emission) |
diskudher po dismyger | Carl Mosander |
---|---|
location of discovery | Sweden |
dydhyas diskudhans | 1839 |
Etymologyl | Greek: lanthanein (to be hidden). |
pronunciation | LAN-the-nem (en) |
Abundance | |
---|---|
Abundance in Earth's crust | |
natural abundance (Keynvor) | |
natural abundance (Korf) | |
natural abundance (meteoroid) | 0.000028 %
|
natural abundance (Howl) | 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 |