Nihonium

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Nihonium,  113Nh
General properties
Alternative names element 113, eka-thallium
Mass nummer 286 (most stable isotope)
Nihonium in the periodic cairt
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 Airn Cobalt Nickel Capper Zinc Gallium Germanium Arsenic Selenium Bromine Krypton
Rubidium Strontium Yttrium Zirconium Niobium Molybdenum Technetium Ruthenium Rhodium Palladium Siller (element) 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 Mercur (element) Thallium Leid (element) 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 Ununtrium Flerovium Ununpentium Livermorium Ununseptium Ununoctium
Tl

Nh

(Uhs)
coperniciumnihoniumflerovium
Atomic nummer (Z) 113
Group group 13 (boron group)
Period period 7
Block p-block
Electron confeeguration [Rn] 5f14 6d10 7s2 7p1 (predictit)[1]
Electrons per shell
2, 8, 18, 32, 32, 18, 3 (predictit)
Pheesical properties
Phase (at STP) solit (predictit)[1][2][3]
Meltin pynt 700 K ​(430 °C, ​810 °F) (predictit)[1]
Bylin pynt 1430 K ​(1130 °C, ​2070 °F) (predicted)[1][4]
Density (near r.t.) 16 g/cm3 (predictit)[4]
Heat o fusion 7.61 kJ/mol (extrapolatit)[3]
Heat o vapourisation 130 kJ/mol (predictit)[2][4]
Atomic properties
Oxidation states −1, 1, 2, 3, 5 (predictit)[1][4][5]
Ionisation energies
  • 1st: 704.9 kJ/mol (predictit)[1]
  • 2nd: 2238.5 kJ/mol (predictit)[4]
  • 3rd: 3203.3 kJ/mol (predictit)[4]
  • (more)
Atomic radius empirical: 170 pm (predictit)[1]
Covalent radius 172–180 pm (extrapolatit)[3]
Miscellanea
CAS Nummer 54084-70-7
History
Namin IUPAC systematic element name
Diskivery Joint Institute for Nuclear Research an Lawrence Livermore Naitional Laboratory (2003)
Main isotopes o nihonium
Iso­tope Abun­dance Hauf-life (t1/2) Decay mode Pro­duct
286Nh syn 20 s α 282Rg
285Nh syn 5.5 s α 281Rg
284Nh syn 0.48 s α 280Rg
283Nh syn 0.10 s α 279Rg
282Nh syn 70 ms α 278Rg
278Nh syn 0.24 ms α 274Rg
| references | in Wikidata

Nihonium is a chemical element wi atomic nummer 113.

References[eedit | eedit soorce]

  1. 1.0 1.1 1.2 1.3 1.4 1.5 1.6 Hoffman, Darleane C.; Lee, Diana M.; Pershina, Valeria (2006). "Transactinides and the future elements". In Morss; Edelstein, Norman M.; Fuger, Jean. The Chemistry of the Actinide and Transactinide Elements (3rd ed.). Dordrecht, The Netherlands: Springer Science+Business Media. ISBN 1-4020-3555-1. 
  2. 2.0 2.1 Seaborg, Glenn T. (c. 2006). "transuranium element (chemical element)". Encyclopædia Britannica. Retrieved 2010-03-16. 
  3. 3.0 3.1 3.2 Bonchev, Danail; Kamenska, Verginia (1981). "Predicting the Properties of the 113–120 Transactinide Elements". Journal of Physical Chemistry. American Chemical Society. 85 (9): 1177–1186. doi:10.1021/j150609a021. 
  4. 4.0 4.1 4.2 4.3 4.4 4.5 Fricke, Burkhard (1975). "Superheavy elements: a prediction of their chemical and physical properties". Recent Impact of Physics on Inorganic Chemistry. 21: 89–144. doi:10.1007/BFb0116498. Retrieved 4 October 2013. 
  5. Thayer, John S. (2010). "Relativistic Effects and the Chemistry of the Heavier Main Group Elements": 82. doi:10.1007/978-1-4020-9975-5_2.