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Tennessine is a synthetic element; it has symbol Ts and atomic number 117. It has the second-highest atomic number, the joint-highest atomic mass of all known elements, and is the penultimate element of the 7th period of the periodic table. It is named after the U.S. state or region of Tennessee where key research institutions involved in its discovery…
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element nucleus decay energy nuclei elements 117 berkelium predicted may electrons isotopes atomic discovery expected would halogens electron fission two
| Subject | Predicate | Object | Confidence | Src |
|---|---|---|---|---|
| Tennessine | 293Ts | synth | 1.00 | infobox |
| Tennessine | 294Ts | synth | 1.00 | infobox |
| Tennessine | Appearance | semimetallic (predicted) | 1.00 | infobox |
| Tennessine | Atomic number (Z) | 117 | 1.00 | infobox |
| Tennessine | Atomic radius | empirical: 138 pm (predicted) | 1.00 | infobox |
| Tennessine | Block | p-block | 1.00 | infobox |
| Tennessine | Boiling point | 883 K (610 °C, 1130 °F) (predicted) | 1.00 | infobox |
| Tennessine | CAS Number | 54101-14-3 | 1.00 | infobox |
| Tennessine | Covalent radius | 156–157 pm (extrapolated) | 1.00 | infobox |
| Tennessine | Density (near r.t.) | 7.1–7.3 g/cm3 (extrapolated) | 1.00 | infobox |
| Tennessine | Discovery | Joint Institute for Nuclear Research, Lawrence Livermore National Laboratory, Vanderbilt University and Oak Ridge National Laboratory (2010) | 1.00 | infobox |
| Tennessine | Electron configuration | [Rn] 5f14 6d10 7s2 7p5 (predicted) | 1.00 | infobox |
| Tennessine | Electrons per shell | 2, 8, 18, 32, 32, 18, 7 (predicted) | 1.00 | infobox |
| Tennessine | Group | group 17 (halogens) | 1.00 | infobox |
| Tennessine | Ionization energies | 1st: 742.9 kJ/mol (predicted) | 1.00 | infobox |
| Tennessine | Ionization energies | 2nd: 1435.4 kJ/mol (predicted) | 1.00 | infobox |
| Tennessine | Ionization energies | 3rd: 2161.9 kJ/mol (predicted) | 1.00 | infobox |
| Tennessine | Ionization energies | (more) | 1.00 | infobox |
| Tennessine | Main isotopes | .mw-parser-output .isotopes-table{text-align:center;width:100%;border-collapse:collapse;margin:0;padding:0}.mw-parser-output .isotopes-table-headers>:not(:first-child){padding:0… | 1.00 | infobox |
| Tennessine | Melting point | 623–823 K (350–550 °C, 662–1022 °F) (predicted) | 1.00 | infobox |
| Tennessine | Naming | after Tennessee region | 1.00 | infobox |
| Tennessine | Natural occurrence | synthetic | 1.00 | infobox |
| Tennessine | Oxidation states | common: (none) (−1), (+1), (+3) (+5) | 1.00 | infobox |
| Tennessine | Period | period 7 | 1.00 | infobox |
| Tennessine | Phase .mw-parser-output .nobold{font-weight:normal}at STP | solid (predicted) | 1.00 | infobox |
| Tennessine | Pronunciation | /ˈtɛnəsiːn/ ⓘ (TEN-ə-seen) | 1.00 | infobox |
| Tennessine | is a | synthetic element | 0.90 | text |
| Tennessine | is a | second-heaviest element created so far | 0.90 | text |
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