Atomic Number | 71 |
---|---|
Atomic Weight | 174.9668 |
mass number | 175 |
Group | |
---|---|
Period | 6 |
Block | f |
proton | 71 p+ |
---|---|
neutron | 104 n0 |
electron | 71 e- |
Atomic Radius | |
---|---|
molar volume | |
covalent radius | |
Metallic Radius | |
ionic radius | |
Crystal Radius | |
Van der Waals radius | |
density |
energy | |
---|---|
proton affinity | |
electron affinity | |
ionization energy | |
enthalpy of vaporization | |
enthalpy of fusion | |
standard enthalpy of formation | |
electron | |
electron shell | 2, 8, 18, 32, 9, 2 |
valence electron | 2 ⓘ |
electron configuration | [Xe] 4f14 5d1 6s2ⓘ 1s2 2s2 2p6 3s2 3p6 4s2 3d10 4p6 5s2 4d10 5p6 4f14 5d1 6s2 |
oxidation number | 0, 2, 3 |
electronegativity | 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 | |
color | 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) | 0.0000000012 m³/Kg
|
magnetic susceptibility (Molar) | 0.00000000021 m³/mol
|
magnetic susceptibility (Volume) | 0.0000118
|
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 | |
bulk modulus | |
shear modulus | |
Young's modulus | |
Poisson's ratio | 0.26
|
speed of sound | |
classification | |
Category | Lanthanides, Transition metals |
CAS Group | |
IUPAC Group | |
Glawe Number | 19 |
Mendeleev Number | 41 |
Pettifor Number | 21 |
Geochemical Class | rare earth & related |
Goldschmidt classification | litophile |
Gas Basicity | |
---|---|
polarizability | |
C6 Dispersion Coefficient | |
allotrope | |
Neutron cross section | 85
|
Neutron Mass Absorption | 0.022
|
quantum number | 2D3/2 |
space group | 194 (P63/mmc) |
Stable Isotopes | 1 |
---|---|
Unstable Isotopes | 38 |
Natural Isotopes | 2 |
mass number | 150 |
---|---|
neutron number | 79 |
Relative Atomic Mass | |
g-factor | |
natural abundance | |
radioactivity | ☢️ radioactive element |
half-life | 45 ± 3 ms
|
spin | 5 |
nuclear quadrupole moment | |
time of discovery or invention | 1993 |
parity | - |
decay mode | intensity |
---|---|
p (proton emission) | 100% |
β+ (β+ decay; β+ = ϵ + e+) |
mass number | 151 |
---|---|
neutron number | 80 |
Relative Atomic Mass | |
g-factor | |
natural abundance | |
radioactivity | ☢️ radioactive element |
half-life | 78.4 ± 0.9 ms
|
spin | 11/2 |
nuclear quadrupole moment | |
time of discovery or invention | 1982 |
parity | - |
decay mode | intensity |
---|---|
p (proton emission) | |
β+ (β+ decay; β+ = ϵ + e+) |
mass number | 152 |
---|---|
neutron number | 81 |
Relative Atomic Mass | |
g-factor | |
natural abundance | |
radioactivity | ☢️ radioactive element |
half-life | 650 ± 70 ms
|
spin | 4 |
nuclear quadrupole moment | |
time of discovery or invention | 1987 |
parity | - |
decay mode | intensity |
---|---|
β+ (β+ decay; β+ = ϵ + e+) | 100% |
β+ p (β+-delayed proton emission) | 15% |
mass number | 153 |
---|---|
neutron number | 82 |
Relative Atomic Mass | |
g-factor | |
natural abundance | |
radioactivity | ☢️ radioactive element |
half-life | 900 ± 200 ms
|
spin | 11/2 |
nuclear quadrupole moment | |
time of discovery or invention | 1989 |
parity | - |
decay mode | intensity |
---|---|
α (α emission) | |
β+ (β+ decay; β+ = ϵ + e+) | |
p (proton emission) | 0% |
mass number | 154 |
---|---|
neutron number | 83 |
Relative Atomic Mass | |
g-factor | |
natural abundance | |
radioactivity | ☢️ radioactive element |
half-life | |
spin | 2 |
nuclear quadrupole moment | |
time of discovery or invention | 1981 |
parity | - |
decay mode | intensity |
---|---|
β+ (β+ decay; β+ = ϵ + e+) | |
α (α emission) |
mass number | 155 |
---|---|
neutron number | 84 |
Relative Atomic Mass | |
g-factor | |
natural abundance | |
radioactivity | ☢️ radioactive element |
half-life | 68 ± 2 ms
|
spin | 11/2 |
nuclear quadrupole moment | |
time of discovery or invention | 1965 |
parity | - |
decay mode | intensity |
---|---|
α (α emission) | 90% |
β+ (β+ decay; β+ = ϵ + e+) | 10% |
mass number | 156 |
---|---|
neutron number | 85 |
Relative Atomic Mass | |
g-factor | |
natural abundance | |
radioactivity | ☢️ radioactive element |
half-life | 494 ± 12 ms
|
spin | 2 |
nuclear quadrupole moment | |
time of discovery or invention | 1965 |
parity |
decay mode | intensity |
---|---|
α (α emission) | 100% |
β+ (β+ decay; β+ = ϵ + e+) |
mass number | 157 |
---|---|
neutron number | 86 |
Relative Atomic Mass | |
g-factor | |
natural abundance | |
radioactivity | ☢️ radioactive element |
half-life | 7.7 ± 2 s
|
spin | 1/2 |
nuclear quadrupole moment | 0
|
time of discovery or invention | 1977 |
parity | + |
decay mode | intensity |
---|---|
β+ (β+ decay; β+ = ϵ + e+) | |
α (α emission) |
mass number | 158 |
---|---|
neutron number | 87 |
Relative Atomic Mass | |
g-factor | |
natural abundance | |
radioactivity | ☢️ radioactive element |
half-life | 10.6 ± 0.3 s
|
spin | 2 |
nuclear quadrupole moment | |
time of discovery or invention | 1979 |
parity |
decay mode | intensity |
---|---|
β+ (β+ decay; β+ = ϵ + e+) | 99.09% |
α (α emission) | 0.91% |
mass number | 159 |
---|---|
neutron number | 88 |
Relative Atomic Mass | |
g-factor | |
natural abundance | |
radioactivity | ☢️ radioactive element |
half-life | 12.1 ± 1 s
|
spin | 1/2 |
nuclear quadrupole moment | 0
|
time of discovery or invention | 1980 |
parity | + |
decay mode | intensity |
---|---|
β+ (β+ decay; β+ = ϵ + e+) | 100% |
α (α emission) |
mass number | 160 |
---|---|
neutron number | 89 |
Relative Atomic Mass | |
g-factor | |
natural abundance | |
radioactivity | ☢️ radioactive element |
half-life | 36.1 ± 0.3 s
|
spin | 2 |
nuclear quadrupole moment | |
time of discovery or invention | 1979 |
parity | - |
decay mode | intensity |
---|---|
β+ (β+ decay; β+ = ϵ + e+) | 100% |
α (α emission) |
mass number | 161 |
---|---|
neutron number | 90 |
Relative Atomic Mass | |
g-factor | 0.444 ± 0.006
|
natural abundance | |
radioactivity | ☢️ radioactive element |
half-life | 77 ± 2 s
|
spin | 1/2 |
nuclear quadrupole moment | 0
|
time of discovery or invention | 1973 |
parity | + |
decay mode | intensity |
---|---|
β+ (β+ decay; β+ = ϵ + e+) | 100% |
mass number | 162 |
---|---|
neutron number | 91 |
Relative Atomic Mass | |
g-factor | 0.0551 ± 0.0011
|
natural abundance | |
radioactivity | ☢️ radioactive element |
half-life | 1.37 ± 0.02 m
|
spin | 1 |
nuclear quadrupole moment | 0.519 ± 0.008
|
time of discovery or invention | 1978 |
parity | - |
decay mode | intensity |
---|---|
β+ (β+ decay; β+ = ϵ + e+) | 100% |
mass number | 163 |
---|---|
neutron number | 92 |
Relative Atomic Mass | |
g-factor | 0.1534 ± 0.002
|
natural abundance | |
radioactivity | ☢️ radioactive element |
half-life | 3.97 ± 0.13 m
|
spin | 1/2 |
nuclear quadrupole moment | 0
|
time of discovery or invention | 1979 |
parity | + |
decay mode | intensity |
---|---|
β+ (β+ decay; β+ = ϵ + e+) | 100% |
mass number | 164 |
---|---|
neutron number | 93 |
Relative Atomic Mass | |
g-factor | 0.0589 ± 0.0011
|
natural abundance | |
radioactivity | ☢️ radioactive element |
half-life | 3.14 ± 0.03 m
|
spin | 1 |
nuclear quadrupole moment | 0.608 ± 0.007
|
time of discovery or invention | 1977 |
parity | - |
decay mode | intensity |
---|---|
β+ (β+ decay; β+ = ϵ + e+) | 100% |
mass number | 165 |
---|---|
neutron number | 94 |
Relative Atomic Mass | |
g-factor | -0.0488 ± 0.0006
|
natural abundance | |
radioactivity | ☢️ radioactive element |
half-life | 10.74 ± 0.1 m
|
spin | 1/2 |
nuclear quadrupole moment | 0
|
time of discovery or invention | 1973 |
parity | + |
decay mode | intensity |
---|---|
β+ (β+ decay; β+ = ϵ + e+) | 100% |
mass number | 166 |
---|---|
neutron number | 95 |
Relative Atomic Mass | |
g-factor | 0.48383333333333 ± 0.002
|
natural abundance | |
radioactivity | ☢️ radioactive element |
half-life | 2.65 ± 0.1 m
|
spin | 6 |
nuclear quadrupole moment | 4.33 ± 0.04
|
time of discovery or invention | 1969 |
parity | - |
decay mode | intensity |
---|---|
β+ (β+ decay; β+ = ϵ + e+) | 100% |
mass number | 167 |
---|---|
neutron number | 96 |
Relative Atomic Mass | |
g-factor | 0.66228571428571 ± 0.0011428571428571
|
natural abundance | |
radioactivity | ☢️ radioactive element |
half-life | 51.5 ± 1 m
|
spin | 7/2 |
nuclear quadrupole moment | 3.28 ± 0.02
|
time of discovery or invention | 1958 |
parity | + |
decay mode | intensity |
---|---|
β+ (β+ decay; β+ = ϵ + e+) | 100% |
mass number | 168 |
---|---|
neutron number | 97 |
Relative Atomic Mass | |
g-factor | 0.50116666666667 ± 0.0041666666666667
|
natural abundance | |
radioactivity | ☢️ radioactive element |
half-life | 5.5 ± 0.1 m
|
spin | 6 |
nuclear quadrupole moment | 4.77 ± 0.06
|
time of discovery or invention | 1960 |
parity | - |
decay mode | intensity |
---|---|
β+ (β+ decay; β+ = ϵ + e+) | 100% |
mass number | 169 |
---|---|
neutron number | 98 |
Relative Atomic Mass | |
g-factor | 0.65371428571429 ± 0.0011428571428571
|
natural abundance | |
radioactivity | ☢️ radioactive element |
half-life | 34.06 ± 0.05 h
|
spin | 7/2 |
nuclear quadrupole moment | 3.48 ± 0.03
|
time of discovery or invention | 1955 |
parity | + |
decay mode | intensity |
---|---|
β+ (β+ decay; β+ = ϵ + e+) | 100% |
mass number | 170 |
---|---|
neutron number | 99 |
Relative Atomic Mass | |
g-factor | 0
|
natural abundance | |
radioactivity | ☢️ radioactive element |
half-life | 2.012 ± 0.03 d
|
spin | 0 |
nuclear quadrupole moment | 0
|
time of discovery or invention | 1951 |
parity | + |
decay mode | intensity |
---|---|
β+ (β+ decay; β+ = ϵ + e+) | 100% |
mass number | 171 |
---|---|
neutron number | 100 |
Relative Atomic Mass | |
g-factor | 0.65314285714286 ± 0.0011428571428571
|
natural abundance | |
radioactivity | ☢️ radioactive element |
half-life | 8.247 ± 0.023 d
|
spin | 7/2 |
nuclear quadrupole moment | 3.53 ± 0.03
|
time of discovery or invention | 1951 |
parity | + |
decay mode | intensity |
---|---|
β+ (β+ decay; β+ = ϵ + e+) | 100% |
mass number | 172 |
---|---|
neutron number | 101 |
Relative Atomic Mass | |
g-factor | 0.72275 ± 0.0025
|
natural abundance | |
radioactivity | ☢️ radioactive element |
half-life | 6.7 ± 0.03 d
|
spin | 4 |
nuclear quadrupole moment | 3.8 ± 0.04
|
time of discovery or invention | 1951 |
parity | - |
decay mode | intensity |
---|---|
β+ (β+ decay; β+ = ϵ + e+) | 100% |
mass number | 173 |
---|---|
neutron number | 102 |
Relative Atomic Mass | |
g-factor | 0.64942857142857 ± 0.00057142857142857
|
natural abundance | |
radioactivity | ☢️ radioactive element |
half-life | 1.37 ± 0.01 y
|
spin | 7/2 |
nuclear quadrupole moment | 3.53 ± 0.02
|
time of discovery or invention | 1951 |
parity | + |
decay mode | intensity |
---|---|
ϵ (electron capture) | 100% |
mass number | 174 |
---|---|
neutron number | 103 |
Relative Atomic Mass | |
g-factor | 1.982 ± 0.005
|
natural abundance | |
radioactivity | ☢️ radioactive element |
half-life | 3.31 ± 0.05 y
|
spin | 1 |
nuclear quadrupole moment | 0.773 ± 0.007
|
time of discovery or invention | 1951 |
parity | - |
decay mode | intensity |
---|---|
β+ (β+ decay; β+ = ϵ + e+) | 100% |
mass number | 175 |
---|---|
neutron number | 104 |
Relative Atomic Mass | |
g-factor | 0.63591428571429 ± 0.00054285714285714
|
natural abundance | 97.401 ± 0.013
|
radioactivity | stable isotope |
half-life | Not Radioactive ☢️ |
spin | 7/2 |
nuclear quadrupole moment | 3.49 ± 0.02
|
time of discovery or invention | 1934 |
parity | + |
mass number | 176 |
---|---|
neutron number | 105 |
Relative Atomic Mass | |
g-factor | 0.45142857142857 ± 0.00071428571428571
|
natural abundance | 2.599 ± 0.013
|
radioactivity | ☢️ radioactive element |
half-life | 37.01 ± 0.17 Gy
|
spin | 7 |
nuclear quadrupole moment | |
time of discovery or invention | 1935 |
parity | - |
decay mode | intensity |
---|---|
β− (β− decay) | 100% |
β+ (β+ decay; β+ = ϵ + e+) | 0.45% |
mass number | 177 |
---|---|
neutron number | 106 |
Relative Atomic Mass | |
g-factor | 0.63757142857143 ± 0.0004
|
natural abundance | |
radioactivity | ☢️ radioactive element |
half-life | 6.6443 ± 0.0009 d
|
spin | 7/2 |
nuclear quadrupole moment | 3.39 ± 0.03
|
time of discovery or invention | 1945 |
parity | + |
decay mode | intensity |
---|---|
β− (β− decay) | 100% |
mass number | 178 |
---|---|
neutron number | 107 |
Relative Atomic Mass | |
g-factor | -1.373 ± 0.009
|
natural abundance | |
radioactivity | ☢️ radioactive element |
half-life | 28.4 ± 0.2 m
|
spin | 1 |
nuclear quadrupole moment | 0.708 ± 0.01
|
time of discovery or invention | 1957 |
parity | + |
decay mode | intensity |
---|---|
β− (β− decay) | 100% |
mass number | 179 |
---|---|
neutron number | 108 |
Relative Atomic Mass | |
g-factor | 0.67657142857143 ± 0.0034285714285714
|
natural abundance | |
radioactivity | ☢️ radioactive element |
half-life | 4.59 ± 0.06 h
|
spin | 7/2 |
nuclear quadrupole moment | 3.32 ± 0.03
|
time of discovery or invention | 1961 |
parity | + |
decay mode | intensity |
---|---|
β− (β− decay) | 100% |
mass number | 180 |
---|---|
neutron number | 109 |
Relative Atomic Mass | |
g-factor | |
natural abundance | |
radioactivity | ☢️ radioactive element |
half-life | 5.7 ± 0.1 m
|
spin | 5 |
nuclear quadrupole moment | |
time of discovery or invention | 1971 |
parity | + |
decay mode | intensity |
---|---|
β− (β− decay) | 100% |
mass number | 181 |
---|---|
neutron number | 110 |
Relative Atomic Mass | |
g-factor | |
natural abundance | |
radioactivity | ☢️ radioactive element |
half-life | 3.5 ± 0.3 m
|
spin | 7/2 |
nuclear quadrupole moment | |
time of discovery or invention | 1982 |
parity | + |
decay mode | intensity |
---|---|
β− (β− decay) | 100% |
mass number | 182 |
---|---|
neutron number | 111 |
Relative Atomic Mass | |
g-factor | |
natural abundance | |
radioactivity | ☢️ radioactive element |
half-life | 2 ± 0.2 m
|
spin | 1 |
nuclear quadrupole moment | |
time of discovery or invention | 1982 |
parity | - |
decay mode | intensity |
---|---|
β− (β− decay) | 100% |
mass number | 183 |
---|---|
neutron number | 112 |
Relative Atomic Mass | |
g-factor | |
natural abundance | |
radioactivity | ☢️ radioactive element |
half-life | 58 ± 4 s
|
spin | 7/2 |
nuclear quadrupole moment | |
time of discovery or invention | 1983 |
parity | + |
decay mode | intensity |
---|---|
β− (β− decay) | 100% |
mass number | 184 |
---|---|
neutron number | 113 |
Relative Atomic Mass | |
g-factor | |
natural abundance | |
radioactivity | ☢️ radioactive element |
half-life | 20 ± 3 s
|
spin | 3 |
nuclear quadrupole moment | |
time of discovery or invention | 1989 |
parity | + |
decay mode | intensity |
---|---|
β− (β− decay) | 100% |
mass number | 185 |
---|---|
neutron number | 114 |
Relative Atomic Mass | |
g-factor | |
natural abundance | |
radioactivity | ☢️ radioactive element |
half-life | |
spin | 7/2 |
nuclear quadrupole moment | |
time of discovery or invention | 2009 |
parity | + |
decay mode | intensity |
---|---|
β− (β− decay) |
mass number | 186 |
---|---|
neutron number | 115 |
Relative Atomic Mass | |
g-factor | |
natural abundance | |
radioactivity | ☢️ radioactive element |
half-life | |
spin | |
nuclear quadrupole moment | |
time of discovery or invention | 2012 |
parity |
decay mode | intensity |
---|---|
β− (β− decay) | |
β− n (β−-delayed neutron emission) |
mass number | 187 |
---|---|
neutron number | 116 |
Relative Atomic Mass | |
g-factor | |
natural abundance | |
radioactivity | ☢️ radioactive element |
half-life | |
spin | 7/2 |
nuclear quadrupole moment | |
time of discovery or invention | 2012 |
parity | + |
decay mode | intensity |
---|---|
β− (β− decay) |
mass number | 188 |
---|---|
neutron number | 117 |
Relative Atomic Mass | |
g-factor | |
natural abundance | |
radioactivity | ☢️ radioactive element |
half-life | |
spin | |
nuclear quadrupole moment | |
time of discovery or invention | 2012 |
parity |
decay mode | intensity |
---|---|
β− (β− decay) | |
β− n (β−-delayed neutron emission) |
discoverer or inventor | Georges Urbain |
---|---|
location of discovery | France |
time of discovery or invention | 1907 |
etymology | Named for the ancient name of Paris, Lutecia. |
pronunciation | loo-TEE-shi-em (Ingarihi) |
Abundance | |
---|---|
Abundance in Earth's crust | |
natural abundance (Moana nui) | |
natural abundance (human body) | |
natural abundance (meteoroid) | 0.0000029 %
|
natural abundance (Te Rā) | 0.0000001 %
|
Abundance in Universe | 0.00000001 %
|
1 | s | 1.3805 |
2 | p | 4.389 |
2 | s | 18.5502 |
3 | d | 13.5812 |
3 | p | 20.8337 |
3 | s | 21.4655 |
4 | d | 35.7108 |
4 | f | 40.0688 |
4 | p | 33.8096 |
4 | s | 32.7308 |
5 | d | 50.887 |
5 | p | 52.32 |
5 | s | 50.045 |
6 | s | 62.1956 |