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Tennessine, ₁₁₇Ts

Tennessine
Pronunciation	/ˈtɛnəsiːn/ ​(TEN-ə-seen)
Appearance	semimetallic (predicted)
Mass number	[294]
Tennessine in the periodic table
Hydrogen Helium Lithium Beryllium Boron Carbon Nitrogen Oxygen Fluorine Neon Sodium Magnesium Aluminium Silicon Phosphorus Sulfur Chlorine Argon Potassium Calcium Scandium Titanium Vanadium Chromium Manganese Iron Cobalt Nickel Copper Zinc Gallium Germanium Arsenic Selenium Bromine Krypton Rubidium Strontium Yttrium Zirconium Niobium Molybdenum Technetium Ruthenium Rhodium Palladium Silver Cadmium Indium Tin Antimony Tellurium Iodine Xenon Caesium Barium Lanthanum Cerium Praseodymium Neodymium Promethium Samarium Europium Gadolinium Terbium Dysprosium Holmium Erbium Thulium Ytterbium Lutetium Hafnium Tantalum Tungsten Rhenium Osmium Iridium Platinum Gold Mercury (element) Thallium Lead Bismuth Polonium Astatine Radon Francium Radium Actinium Thorium Protactinium Uranium Neptunium Plutonium Americium Curium Berkelium Californium Einsteinium Fermium Mendelevium Nobelium Lawrencium Rutherfordium Dubnium Seaborgium Bohrium Hassium Meitnerium Darmstadtium Roentgenium Copernicium Nihonium Flerovium Moscovium Livermorium Tennessine Oganesson At ↑ Ts ↓ — livermorium ← tennessine → oganesson
Atomic number (Z)	117
Group	group 17 (halogens)
Period	period 7
Block	p-block
Electron configuration	[Rn] 5f 6d 7s 7p (predicted)
Electrons per shell	2, 8, 18, 32, 32, 18, 7 (predicted)
Physical properties
Phase at STP	solid (predicted)
Melting point	623–823 K ​(350–550 °C, ​662–1022 °F) (predicted)
Boiling point	883 K ​(610 °C, ​1130 °F) (predicted)
Density (near r.t.)	7.1–7.3 g/cm (extrapolated)
Atomic properties
Oxidation states	common: (none) (−1), (+1), (+3) (+5)
Ionization energies	1st: 742.9 kJ/mol (predicted) 2nd: 1435.4 kJ/mol (predicted) 3rd: 2161.9 kJ/mol (predicted) (more)
Atomic radius	empirical: 138 pm (predicted)
Covalent radius	156–157 pm (extrapolated)
Other properties
Natural occurrence	synthetic
CAS Number	54101-14-3
History
Naming	after Tennessee region
Discovery	Joint Institute for Nuclear Research, Lawrence Livermore National Laboratory, Vanderbilt University and Oak Ridge National Laboratory (2010)
Isotopes of tennessine v e
Main isotopes Decay Isotope abun­dance half-life (t1/2) mode pro­duct Ts synth 22 ms α Mc Ts synth 51 ms α Mc
Category: Tennessine view talk edit | references

Wikipedia Categories

• Halogens
• Tennessine
• Chemical elements
• Synthetic elements
• Science and technology in Tennessee
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