| Atomic Number | 82 |
|---|---|
| Atomic Weight | 207.2 |
| mass number | 208 |
| Group | 14 |
|---|---|
| Period | 6 |
| Block | p |
| proton | 82 p+ |
|---|---|
| neutron | 126 n0 |
| elettron | 82 e- |
| Atomic Radius | |
|---|---|
| molar volume | |
| covalent radius | |
| Metallic Radius | |
| ionic radius | |
| Crystal Radius | |
| Van der Waals radius | |
| densità |
| enerġija | |
|---|---|
| proton affinity | |
| electron affinity | |
| ionization energy | |
| enthalpy of vaporization | |
| enthalpy of fusion | |
| standard enthalpy of formation | |
| elettron | |
| electron shell | 2, 8, 18, 32, 18, 4 |
| valence electron | 4 ⓘ |
| electron configuration | [Xe] 4f14 5d10 6s2 6p2ⓘ 1s2 2s2 2p6 3s2 3p6 4s2 3d10 4p6 5s2 4d10 5p6 4f14 5d10 6s2 6p2 |
| oxidation number | -4, -2, -1, 0, 1, 2, 3, 4 |
| electronegativity |
1.8
|
| Electrophilicity Index | |
| fundamental state of matter | |
| phase of matter | {ERROR}|
| gaseous state of matter | |
| Boiling Point | |
| Melting Point | |
| critical pressure | |
| critical temperature | |
| triple point | |
| appearance | |
| kulur | Black
|
| appearance | metallic gray |
| 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 | diamagnetic |
| magnetic susceptibility (Mass) | -0.0000000015 m³/Kg
|
| magnetic susceptibility (Molar) | -0.000000000311 m³/mol
|
| magnetic susceptibility (Volume) | -0.000017
|
| magnetic ordering | |
| Curie temperature | |
| Néel temperature | |
| structure | |
| Crystal Structure | {ERROR} |
| lattice constant | |
| Lattice Angles | π/2, π/2, π/2 |
| mechanical property | |
| hardness | |
| bulk modulus | |
| shear modulus | |
| Young's modulus | |
| Poisson's ratio | 0.44
|
| speed of sound | |
| classification | |
| Category | Actinides, Poor metals |
| CAS Group | IVB |
| IUPAC Group | IVA |
| Glawe Number | 82 |
| Mendeleev Number | 91 |
| Pettifor Number | 82 |
| Geochemical Class | |
| Goldschmidt classification | chalcophile |
| Gas Basicity | |
|---|---|
| polarizability | |
| C6 Dispersion Coefficient | |
| allotrope | |
| Neutron cross section | 0.171
|
| Neutron Mass Absorption | 0.00003
|
| quantum number | 3P0 |
| space group | 225 (Fm_3m) |
| Stable Isotopes | 0 |
|---|---|
| Unstable Isotopes | 43 |
| Natural Isotopes | 4 |
| mass number | 178 |
|---|---|
| neutron number | 96 |
| Relative Atomic Mass | |
| g-factor | 0
|
| natural abundance | |
| radioactivity | ☢️ radioactive element |
| half-life | 250 ± 80 us
|
| spin | 0 |
| nuclear quadrupole moment | 0
|
| time of discovery or invention | 2001 |
| parity | + |
| decay mode | intensity |
|---|---|
| α (α emission) | 100% |
| β+ (β+ decay; β+ = ϵ + e+) |
| mass number | 179 |
|---|---|
| neutron number | 97 |
| Relative Atomic Mass | |
| g-factor | |
| natural abundance | |
| radioactivity | ☢️ radioactive element |
| half-life | 2.7 ± 0.2 ms
|
| spin | 9/2 |
| nuclear quadrupole moment | |
| time of discovery or invention | 2010 |
| parity | - |
| decay mode | intensity |
|---|---|
| α (α emission) | 100% |
| mass number | 180 |
|---|---|
| neutron number | 98 |
| Relative Atomic Mass | |
| g-factor | 0
|
| natural abundance | |
| radioactivity | ☢️ radioactive element |
| half-life | 4.1 ± 0.3 ms
|
| spin | 0 |
| nuclear quadrupole moment | 0
|
| time of discovery or invention | 1996 |
| parity | + |
| decay mode | intensity |
|---|---|
| α (α emission) | 100% |
| mass number | 181 |
|---|---|
| neutron number | 99 |
| Relative Atomic Mass | |
| g-factor | |
| natural abundance | |
| radioactivity | ☢️ radioactive element |
| half-life | 39 ± 0.8 ms
|
| spin | 9/2 |
| nuclear quadrupole moment | |
| time of discovery or invention | 1989 |
| parity | - |
| decay mode | intensity |
|---|---|
| α (α emission) | 100% |
| β+ (β+ decay; β+ = ϵ + e+) |
| mass number | 182 |
|---|---|
| neutron number | 100 |
| Relative Atomic Mass | |
| g-factor | 0
|
| natural abundance | |
| radioactivity | ☢️ radioactive element |
| half-life | 55 ± 5 ms
|
| spin | 0 |
| nuclear quadrupole moment | 0
|
| time of discovery or invention | 1986 |
| parity | + |
| decay mode | intensity |
|---|---|
| α (α emission) | 100% |
| β+ (β+ decay; β+ = ϵ + e+) |
| mass number | 183 |
|---|---|
| neutron number | 101 |
| Relative Atomic Mass | |
| g-factor | -0.76933333333333 ± 0.0033333333333333
|
| natural abundance | |
| radioactivity | ☢️ radioactive element |
| half-life | 535 ± 30 ms
|
| spin | 3/2 |
| nuclear quadrupole moment | |
| time of discovery or invention | 1980 |
| parity | - |
| decay mode | intensity |
|---|---|
| α (α emission) | 100% |
| β+ (β+ decay; β+ = ϵ + e+) |
| mass number | 184 |
|---|---|
| neutron number | 102 |
| Relative Atomic Mass | |
| g-factor | 0
|
| natural abundance | |
| radioactivity | ☢️ radioactive element |
| half-life | 490 ± 25 ms
|
| spin | 0 |
| nuclear quadrupole moment | 0
|
| time of discovery or invention | 1980 |
| parity | + |
| decay mode | intensity |
|---|---|
| α (α emission) | 80% |
| β+ (β+ decay; β+ = ϵ + e+) |
| mass number | 185 |
|---|---|
| neutron number | 103 |
| Relative Atomic Mass | |
| g-factor | -0.758 ± 0.0033333333333333
|
| natural abundance | |
| radioactivity | ☢️ radioactive element |
| half-life | 6.3 ± 0.4 s
|
| spin | 3/2 |
| nuclear quadrupole moment | |
| time of discovery or invention | 1975 |
| parity | - |
| decay mode | intensity |
|---|---|
| β+ (β+ decay; β+ = ϵ + e+) | 66% |
| α (α emission) | 34% |
| mass number | 186 |
|---|---|
| neutron number | 104 |
| Relative Atomic Mass | |
| g-factor | 0
|
| natural abundance | |
| radioactivity | ☢️ radioactive element |
| half-life | 4.82 ± 0.03 s
|
| spin | 0 |
| nuclear quadrupole moment | 0
|
| time of discovery or invention | 1972 |
| parity | + |
| decay mode | intensity |
|---|---|
| β+ (β+ decay; β+ = ϵ + e+) | |
| α (α emission) | 40% |
| mass number | 187 |
|---|---|
| neutron number | 105 |
| Relative Atomic Mass | |
| g-factor | -0.748 ± 0.002
|
| natural abundance | |
| radioactivity | ☢️ radioactive element |
| half-life | 15.2 ± 0.3 s
|
| spin | 3/2 |
| nuclear quadrupole moment | |
| time of discovery or invention | 1972 |
| parity | - |
| decay mode | intensity |
|---|---|
| β+ (β+ decay; β+ = ϵ + e+) | 90.5% |
| α (α emission) | 9.5% |
| mass number | 188 |
|---|---|
| neutron number | 106 |
| Relative Atomic Mass | |
| g-factor | 0
|
| natural abundance | |
| radioactivity | ☢️ radioactive element |
| half-life | 25.1 ± 0.1 s
|
| spin | 0 |
| nuclear quadrupole moment | 0
|
| time of discovery or invention | 1972 |
| parity | + |
| decay mode | intensity |
|---|---|
| β+ (β+ decay; β+ = ϵ + e+) | 91.5% |
| α (α emission) | 8.5% |
| mass number | 189 |
|---|---|
| neutron number | 107 |
| Relative Atomic Mass | |
| g-factor | -0.718 ± 0.006
|
| natural abundance | |
| radioactivity | ☢️ radioactive element |
| half-life | 39 ± 8 s
|
| spin | 3/2 |
| nuclear quadrupole moment | |
| time of discovery or invention | 1972 |
| parity | - |
| decay mode | intensity |
|---|---|
| β+ (β+ decay; β+ = ϵ + e+) | 99.58% |
| α (α emission) | 0.42% |
| mass number | 190 |
|---|---|
| neutron number | 108 |
| Relative Atomic Mass | |
| g-factor | 0
|
| natural abundance | |
| radioactivity | ☢️ radioactive element |
| half-life | 71 ± 1 s
|
| spin | 0 |
| nuclear quadrupole moment | 0
|
| time of discovery or invention | 1972 |
| parity | + |
| decay mode | intensity |
|---|---|
| β+ (β+ decay; β+ = ϵ + e+) | 99.6% |
| α (α emission) | 0.4% |
| mass number | 191 |
|---|---|
| neutron number | 109 |
| Relative Atomic Mass | |
| g-factor | |
| natural abundance | |
| radioactivity | ☢️ radioactive element |
| half-life | 1.33 ± 0.08 m
|
| spin | 3/2 |
| nuclear quadrupole moment | |
| time of discovery or invention | 1974 |
| parity | - |
| decay mode | intensity |
|---|---|
| β+ (β+ decay; β+ = ϵ + e+) | 100% |
| α (α emission) | 0.51% |
| mass number | 192 |
|---|---|
| neutron number | 110 |
| Relative Atomic Mass | |
| g-factor | 0
|
| natural abundance | |
| radioactivity | ☢️ radioactive element |
| half-life | 3.5 ± 0.1 m
|
| spin | 0 |
| nuclear quadrupole moment | 0
|
| time of discovery or invention | 1974 |
| parity | + |
| decay mode | intensity |
|---|---|
| β+ (β+ decay; β+ = ϵ + e+) | 100% |
| α (α emission) | 0.0059% |
| mass number | 193 |
|---|---|
| neutron number | 111 |
| Relative Atomic Mass | |
| g-factor | |
| natural abundance | |
| radioactivity | ☢️ radioactive element |
| half-life | |
| spin | 3/2 |
| nuclear quadrupole moment | |
| time of discovery or invention | 1974 |
| parity | - |
| decay mode | intensity |
|---|---|
| β+ (β+ decay; β+ = ϵ + e+) |
| mass number | 194 |
|---|---|
| neutron number | 112 |
| Relative Atomic Mass | |
| g-factor | 0
|
| natural abundance | |
| radioactivity | ☢️ radioactive element |
| half-life | 10.7 ± 0.6 m
|
| spin | 0 |
| nuclear quadrupole moment | 0
|
| time of discovery or invention | 1960 |
| parity | + |
| decay mode | intensity |
|---|---|
| β+ (β+ decay; β+ = ϵ + e+) | 100% |
| α (α emission) | 7.3% |
| mass number | 195 |
|---|---|
| neutron number | 113 |
| Relative Atomic Mass | |
| g-factor | |
| natural abundance | |
| radioactivity | ☢️ radioactive element |
| half-life | 15 ± 1.4 m
|
| spin | 3/2 |
| nuclear quadrupole moment | |
| time of discovery or invention | 1957 |
| parity | - |
| decay mode | intensity |
|---|---|
| β+ (β+ decay; β+ = ϵ + e+) | 100% |
| mass number | 196 |
|---|---|
| neutron number | 114 |
| Relative Atomic Mass | |
| g-factor | 0
|
| natural abundance | |
| radioactivity | ☢️ radioactive element |
| half-life | 37 ± 3 m
|
| spin | 0 |
| nuclear quadrupole moment | 0
|
| time of discovery or invention | 1957 |
| parity | + |
| decay mode | intensity |
|---|---|
| β+ (β+ decay; β+ = ϵ + e+) | 100% |
| α (α emission) | 3% |
| mass number | 197 |
|---|---|
| neutron number | 115 |
| Relative Atomic Mass | |
| g-factor | -0.71453333333333 ± 0.0015333333333333
|
| natural abundance | |
| radioactivity | ☢️ radioactive element |
| half-life | 8.1 ± 1.7 m
|
| spin | 3/2 |
| nuclear quadrupole moment | -0.08 ± 0.17
|
| time of discovery or invention | 1955 |
| parity | - |
| decay mode | intensity |
|---|---|
| β+ (β+ decay; β+ = ϵ + e+) | 100% |
| mass number | 198 |
|---|---|
| neutron number | 116 |
| Relative Atomic Mass | |
| g-factor | 0
|
| natural abundance | |
| radioactivity | ☢️ radioactive element |
| half-life | 2.4 ± 0.1 h
|
| spin | 0 |
| nuclear quadrupole moment | 0
|
| time of discovery or invention | 1955 |
| parity | + |
| decay mode | intensity |
|---|---|
| β+ (β+ decay; β+ = ϵ + e+) | 100% |
| mass number | 199 |
|---|---|
| neutron number | 117 |
| Relative Atomic Mass | |
| g-factor | -0.7138 ± 0.00093333333333333
|
| natural abundance | |
| radioactivity | ☢️ radioactive element |
| half-life | 90 ± 10 m
|
| spin | 3/2 |
| nuclear quadrupole moment | 0.08 ± 0.09
|
| time of discovery or invention | 1950 |
| parity | - |
| decay mode | intensity |
|---|---|
| β+ (β+ decay; β+ = ϵ + e+) | 100% |
| mass number | 200 |
|---|---|
| neutron number | 118 |
| Relative Atomic Mass | |
| g-factor | 0
|
| natural abundance | |
| radioactivity | ☢️ radioactive element |
| half-life | 21.5 ± 0.4 h
|
| spin | 0 |
| nuclear quadrupole moment | 0
|
| time of discovery or invention | 1950 |
| parity | + |
| decay mode | intensity |
|---|---|
| ϵ (electron capture) | 100% |
| mass number | 201 |
|---|---|
| neutron number | 119 |
| Relative Atomic Mass | |
| g-factor | 0.26924 ± 0.00024
|
| natural abundance | |
| radioactivity | ☢️ radioactive element |
| half-life | 9.33 ± 0.03 h
|
| spin | 5/2 |
| nuclear quadrupole moment | 0.01 ± 0.04
|
| time of discovery or invention | 1950 |
| parity | - |
| decay mode | intensity |
|---|---|
| β+ (β+ decay; β+ = ϵ + e+) | 100% |
| mass number | 202 |
|---|---|
| neutron number | 120 |
| Relative Atomic Mass | |
| g-factor | 0
|
| natural abundance | |
| radioactivity | ☢️ radioactive element |
| half-life | 52.5 ± 2.8 ky
|
| spin | 0 |
| nuclear quadrupole moment | 0
|
| time of discovery or invention | 1954 |
| parity | + |
| decay mode | intensity |
|---|---|
| ϵ (electron capture) | 100% |
| mass number | 203 |
|---|---|
| neutron number | 121 |
| Relative Atomic Mass | |
| g-factor | 0.27364 ± 0.00024
|
| natural abundance | |
| radioactivity | ☢️ radioactive element |
| half-life | 51.924 ± 0.015 h
|
| spin | 5/2 |
| nuclear quadrupole moment | 0.1 ± 0.05
|
| time of discovery or invention | 1942 |
| parity | - |
| decay mode | intensity |
|---|---|
| ϵ (electron capture) | 100% |
| mass number | 204 |
|---|---|
| neutron number | 122 |
| Relative Atomic Mass | |
| g-factor | 0
|
| natural abundance | 1.4 ± 0.6
|
| radioactivity | ☢️ radioactive element |
| half-life | |
| spin | 0 |
| nuclear quadrupole moment | 0
|
| time of discovery or invention | 1932 |
| parity | + |
| decay mode | intensity |
|---|---|
| α (α emission) |
| mass number | 205 |
|---|---|
| neutron number | 123 |
| Relative Atomic Mass | |
| g-factor | 0.28376 ± 0.00024
|
| natural abundance | |
| radioactivity | ☢️ radioactive element |
| half-life | 17 ± 0.9 My
|
| spin | 5/2 |
| nuclear quadrupole moment | 0.23 ± 0.04
|
| time of discovery or invention | 1954 |
| parity | - |
| decay mode | intensity |
|---|---|
| ϵ (electron capture) | 100% |
| mass number | 206 |
|---|---|
| neutron number | 124 |
| Relative Atomic Mass | |
| g-factor | 0
|
| natural abundance | 24.1 ± 3
|
| radioactivity | ☢️ radioactive element |
| half-life | |
| spin | 0 |
| nuclear quadrupole moment | 0
|
| time of discovery or invention | 1927 |
| parity | + |
| decay mode | intensity |
|---|---|
| α (α emission) |
| mass number | 207 |
|---|---|
| neutron number | 125 |
| Relative Atomic Mass | |
| g-factor | 1.1812 ± 0.0008
|
| natural abundance | 22.1 ± 5
|
| radioactivity | ☢️ radioactive element |
| half-life | |
| spin | 1/2 |
| nuclear quadrupole moment | 0
|
| time of discovery or invention | 1927 |
| parity | - |
| decay mode | intensity |
|---|---|
| α (α emission) |
| mass number | 208 |
|---|---|
| neutron number | 126 |
| Relative Atomic Mass | |
| g-factor | 0
|
| natural abundance | 52.4 ± 7
|
| radioactivity | ☢️ radioactive element |
| half-life | |
| spin | 0 |
| nuclear quadrupole moment | 0
|
| time of discovery or invention | 1927 |
| parity | + |
| decay mode | intensity |
|---|---|
| α (α emission) |
| mass number | 209 |
|---|---|
| neutron number | 127 |
| Relative Atomic Mass | |
| g-factor | -0.32635555555556 ± 0.00042222222222222
|
| natural abundance | |
| radioactivity | ☢️ radioactive element |
| half-life | 3.235 ± 0.005 h
|
| spin | 9/2 |
| nuclear quadrupole moment | -0.27 ± 0.17
|
| time of discovery or invention | 1940 |
| parity | + |
| decay mode | intensity |
|---|---|
| β− (β− decay) | 100% |
| mass number | 210 |
|---|---|
| neutron number | 128 |
| Relative Atomic Mass | |
| g-factor | 0
|
| natural abundance | |
| radioactivity | ☢️ radioactive element |
| half-life | 22.2 ± 0.22 y
|
| spin | 0 |
| nuclear quadrupole moment | 0
|
| time of discovery or invention | 1900 |
| parity | + |
| decay mode | intensity |
|---|---|
| β− (β− decay) | 100% |
| α (α emission) | 1.9% |
| mass number | 211 |
|---|---|
| neutron number | 129 |
| Relative Atomic Mass | |
| g-factor | -0.31091111111111 ± 0.00026666666666667
|
| natural abundance | |
| radioactivity | ☢️ radioactive element |
| half-life | 36.1628 ± 0.0025 m
|
| spin | 9/2 |
| nuclear quadrupole moment | 0.09 ± 0.06
|
| time of discovery or invention | 1904 |
| parity | + |
| decay mode | intensity |
|---|---|
| β− (β− decay) | 100% |
| mass number | 212 |
|---|---|
| neutron number | 130 |
| Relative Atomic Mass | |
| g-factor | 0
|
| natural abundance | |
| radioactivity | ☢️ radioactive element |
| half-life | 10.627 ± 0.006 h
|
| spin | 0 |
| nuclear quadrupole moment | 0
|
| time of discovery or invention | 1905 |
| parity | + |
| decay mode | intensity |
|---|---|
| β− (β− decay) | 100% |
| mass number | 213 |
|---|---|
| neutron number | 131 |
| Relative Atomic Mass | |
| g-factor | |
| natural abundance | |
| radioactivity | ☢️ radioactive element |
| half-life | 10.2 ± 0.3 m
|
| spin | 9/2 |
| nuclear quadrupole moment | |
| time of discovery or invention | 1964 |
| parity | + |
| decay mode | intensity |
|---|---|
| β− (β− decay) | 100% |
| mass number | 214 |
|---|---|
| neutron number | 132 |
| Relative Atomic Mass | |
| g-factor | 0
|
| natural abundance | |
| radioactivity | ☢️ radioactive element |
| half-life | 27.06 ± 0.07 m
|
| spin | 0 |
| nuclear quadrupole moment | 0
|
| time of discovery or invention | 1904 |
| parity | + |
| decay mode | intensity |
|---|---|
| β− (β− decay) | 100% |
| mass number | 215 |
|---|---|
| neutron number | 133 |
| Relative Atomic Mass | |
| g-factor | |
| natural abundance | |
| radioactivity | ☢️ radioactive element |
| half-life | 142 ± 11 s
|
| spin | 9/2 |
| nuclear quadrupole moment | |
| time of discovery or invention | 1998 |
| parity | + |
| decay mode | intensity |
|---|---|
| β− (β− decay) | 100% |
| mass number | 216 |
|---|---|
| neutron number | 134 |
| Relative Atomic Mass | |
| g-factor | 0
|
| natural abundance | |
| radioactivity | ☢️ radioactive element |
| half-life | 1.66 ± 0.2 m
|
| spin | 0 |
| nuclear quadrupole moment | 0
|
| time of discovery or invention | 2010 |
| parity | + |
| decay mode | intensity |
|---|---|
| β− (β− decay) | 100% |
| mass number | 217 |
|---|---|
| neutron number | 135 |
| Relative Atomic Mass | |
| g-factor | |
| natural abundance | |
| radioactivity | ☢️ radioactive element |
| half-life | 19.9 ± 5.3 s
|
| spin | 9/2 |
| nuclear quadrupole moment | |
| time of discovery or invention | 2010 |
| parity | + |
| decay mode | intensity |
|---|---|
| β− (β− decay) | 100% |
| mass number | 218 |
|---|---|
| neutron number | 136 |
| Relative Atomic Mass | |
| g-factor | 0
|
| natural abundance | |
| radioactivity | ☢️ radioactive element |
| half-life | 14.8 ± 6.8 s
|
| spin | 0 |
| nuclear quadrupole moment | 0
|
| time of discovery or invention | 2009 |
| parity | + |
| decay mode | intensity |
|---|---|
| β− (β− decay) | 100% |
| mass number | 219 |
|---|---|
| neutron number | 137 |
| Relative Atomic Mass | |
| g-factor | |
| natural abundance | |
| radioactivity | ☢️ radioactive element |
| half-life | |
| spin | 11/2 |
| nuclear quadrupole moment | |
| time of discovery or invention | 2009 |
| parity | + |
| decay mode | intensity |
|---|---|
| β− (β− decay) |
| mass number | 220 |
|---|---|
| neutron number | 138 |
| Relative Atomic Mass | |
| g-factor | 0
|
| natural abundance | |
| radioactivity | ☢️ radioactive element |
| half-life | |
| spin | 0 |
| nuclear quadrupole moment | 0
|
| time of discovery or invention | 2010 |
| parity | + |
| decay mode | intensity |
|---|---|
| β− (β− decay) |
| discoverer or inventor | Known to the ancients. |
|---|---|
| location of discovery | |
| time of discovery or invention | |
| etimoloġija | Anglo-Saxon: lead; symbol from Latin: plumbum. |
| pronunciation | LED (Ingliż) |
| Abundance | |
|---|---|
| Abundance in Earth's crust | |
| natural abundance (ocean) | |
| natural abundance (human body) | 0.00017 %
|
| natural abundance (meteoroid) | 0.00014 %
|
| natural abundance (Xemx) | 0.000001 %
|
| Abundance in Universe | 0.000001 %
|
| 1 | s | 1.5805 |
| 2 | p | 4.5234 |
| 2 | s | 21.57 |
| 3 | d | 13.4533 |
| 3 | p | 22.8505 |
| 3 | s | 23.8477 |
| 4 | d | 37.6804 |
| 4 | f | 38.0312 |
| 4 | p | 35.9664 |
| 4 | s | 35.1072 |
| 5 | d | 58.848 |
| 5 | p | 53.97 |
| 5 | s | 51.8685 |
| 6 | p | 69.607 |
| 6 | s | 67.9 |