Nihonium

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Nihonium,  113Nh
General properties
Name, seembol nihonium, Nh
Pronunciation Listeni/nnˈtrəm/
oon-oon-TRY-əm
Alternative names element 113, eka-thallium
Nihonium in the periodic cairt
Hydrogen (diatomic nonmetal)
Helium (noble gas)
Lithium (alkali metal)
Beryllium (alkaline yird metal)
Boron (metalloid)
Carbon (polyatomic nonmetal)
Nitrogen (diatomic nonmetal)
Oxygen (diatomic nonmetal)
Fluorine (diatomic nonmetal)
Neon (noble gas)
Sodium (alkali metal)
Magnesium (alkaline yird metal)
Aluminium (post-transeetion metal)
Silicon (metalloid)
Phosphorus (polyatomic nonmetal)
Sulfur (polyatomic nonmetal)
Chlorine (diatomic nonmetal)
Argon (noble gas)
Potassium (alkali metal)
Calcium (alkaline yird metal)
Scandium (transeetion metal)
Titanium (transeetion metal)
Vanadium (transeetion metal)
Chromium (transeetion metal)
Manganese (transeetion metal)
Airn (transeetion metal)
Cobalt (transeetion metal)
Nickel (transeetion metal)
Capper (transeetion metal)
Zinc (transeetion metal)
Gallium (post-transeetion metal)
Germanium (metalloid)
Arsenic (metalloid)
Selenium (polyatomic nonmetal)
Bromine (diatomic nonmetal)
Krypton (noble gas)
Rubidium (alkali metal)
Strontium (alkaline yird metal)
Yttrium (transeetion metal)
Zirconium (transeetion metal)
Niobium (transeetion metal)
Molybdenum (transeetion metal)
Technetium (transeetion metal)
Ruthenium (transeetion metal)
Rhodium (transeetion metal)
Palladium (transeetion metal)
Siller (transeetion metal)
Cadmium (transeetion metal)
Indium (post-transeetion metal)
Tin (post-transeetion metal)
Antimony (metalloid)
Tellurium (metalloid)
Iodine (diatomic nonmetal)
Xenon (noble gas)
Caesium (alkali metal)
Barium (alkaline yird metal)
Lanthanum (lanthanide)
Cerium (lanthanide)
Praseodymium (lanthanide)
Neodymium (lanthanide)
Promethium (lanthanide)
Samarium (lanthanide)
Europium (lanthanide)
Gadolinium (lanthanide)
Terbium (lanthanide)
Dysprosium (lanthanide)
Holmium (lanthanide)
Erbium (lanthanide)
Thulium (lanthanide)
Ytterbium (lanthanide)
Lutetium (lanthanide)
Hafnium (transeetion metal)
Tantalum (transeetion metal)
Tungsten (transeetion metal)
Rhenium (transeetion metal)
Osmium (transeetion metal)
Iridium (transeetion metal)
Platinum (transeetion metal)
Gold (transeetion metal)
Mercur (transeetion metal)
Thallium (post-transeetion metal)
Leid (post-transeetion metal)
Bismuth (post-transeetion metal)
Polonium (post-transeetion metal)
Astatine (metalloid)
Radon (noble gas)
Francium (alkali metal)
Radium (alkaline yird metal)
Actinium (actinide)
Thorium (actinide)
Protactinium (actinide)
Uranium (actinide)
Neptunium (actinide)
Plutonium (actinide)
Americium (actinide)
Curium (actinide)
Berkelium (actinide)
Californium (actinide)
Einsteinium (actinide)
Fermium (actinide)
Mendelevium (actinide)
Nobelium (actinide)
Lawrencium (actinide)
Rutherfordium (transeetion metal)
Dubnium (transeetion metal)
Seaborgium (transeetion metal)
Bohrium (transeetion metal)
Hassium (transeetion metal)
Meitnerium (unkent chemical properties)
Darmstadtium (unkent chemical properties)
Roentgenium (unkent chemical properties)
Copernicium (transeetion metal)
Ununtrium (unkent chemical properties)
Flerovium (post-transeetion metal)
Ununpentium (unkent chemical properties)
Livermorium (unkent chemical properties)
Ununseptium (unkent chemical properties)
Ununoctium (unkent chemical properties)
Tl

Nh

(Uhs)
coperniciumnihoniumflerovium
Atomic nummer (Z) 113
Group, block group 13, p-block
Period period 7
Element category   unknown, but probably a post-transeetion metal
Staundart atomic wicht (Ar) [286]
Electron configuration [Rn] 5f14 6d10 7s2 7p1 (predictit)[1]
per shell
2, 8, 18, 32, 32, 18, 3 (predictit)
Pheesical properties
Phase solid (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]
2nt: 2238.5 kJ/mol (predictit)[4]
3rd: 3203.3 kJ/mol (predictit)[4]
(mair)
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)
Maist stable isotopes o nihonium
iso NA hauf-life DM DE (MeV) DP
286Nh syn 20 s α 9.63 282Rg
285Nh syn 5.5 s α 9.74, 9.48 281Rg
284Nh syn 0.48 s α 10.00 280Rg
283Nh syn 0.10 s α 10.12 279Rg
282Nh syn 70 ms α 10.63 278Rg
278Nh syn 0.24 ms α 11.68 274Rg
· references

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.