کينډۍ:Infobox roentgenium

Roentgenium,  111Rg
عمومي خواص
Pronunciation /rʌntˈɡɛniəm/ or /rɛntˈɡɛniəm/
runt-GEN-ee-əm or rent-GEN-ee-əm
Appearancesilvery (predicted)[۱]
Roentgenium په دوراني جدول کې
Hydrogen (diatomic nonmetal)
Helium (noble gas)
Lithium (alkali metal)
Beryllium (alkaline earth metal)
Boron (metalloid)
Carbon (polyatomic nonmetal)
Nitrogen (diatomic nonmetal)
Oxygen (diatomic nonmetal)
Fluorine (diatomic nonmetal)
Neon (noble gas)
Sodium (alkali metal)
Magnesium (alkaline earth metal)
Aluminium (post-transition metal)
Silicon (metalloid)
Phosphorus (polyatomic nonmetal)
Sulfur (polyatomic nonmetal)
Chlorine (diatomic nonmetal)
Argon (noble gas)
Potassium (alkali metal)
Calcium (alkaline earth metal)
Scandium (transition metal)
Titanium (transition metal)
Vanadium (transition metal)
Chromium (transition metal)
Manganese (transition metal)
Iron (transition metal)
Cobalt (transition metal)
Nickel (transition metal)
Copper (transition metal)
Zinc (transition metal)
Gallium (post-transition metal)
Germanium (metalloid)
Arsenic (metalloid)
Selenium (polyatomic nonmetal)
Bromine (diatomic nonmetal)
Krypton (noble gas)
Rubidium (alkali metal)
Strontium (alkaline earth metal)
Yttrium (transition metal)
Zirconium (transition metal)
Niobium (transition metal)
Molybdenum (transition metal)
Technetium (transition metal)
Ruthenium (transition metal)
Rhodium (transition metal)
Palladium (transition metal)
Silver (transition metal)
Cadmium (transition metal)
Indium (post-transition metal)
Tin (post-transition metal)
Antimony (metalloid)
Tellurium (metalloid)
Iodine (diatomic nonmetal)
Xenon (noble gas)
Caesium (alkali metal)
Barium (alkaline earth 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 (transition metal)
Tantalum (transition metal)
Tungsten (transition metal)
Rhenium (transition metal)
Osmium (transition metal)
Iridium (transition metal)
Platinum (transition metal)
Gold (transition metal)
Mercury (transition metal)
Thallium (post-transition metal)
Lead (post-transition metal)
Bismuth (post-transition metal)
Polonium (post-transition metal)
Astatine (metalloid)
Radon (noble gas)
Francium (alkali metal)
Radium (alkaline earth 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 (transition metal)
Dubnium (transition metal)
Seaborgium (transition metal)
Bohrium (transition metal)
Hassium (transition metal)
Meitnerium (unknown chemical properties)
Darmstadtium (unknown chemical properties)
Roentgenium (unknown chemical properties)
Copernicium (transition metal)
Nihonium (unknown chemical properties)
Flerovium (unknown chemical properties)
Moscovium (unknown chemical properties)
Livermorium (unknown chemical properties)
Tennessine (unknown chemical properties)
Oganesson (unknown chemical properties)
Au

Rg

(Uhp)
darmstadtiumroentgeniumcopernicium
اټومي شمیره (Z)111
گروپ, پیریودgroup 11, period 7
بلاکd-block
Element categoryunknown, but probably a transition metal
Mass number282
(unconfirmed: 286) (most stable isotope)
Electron configuration[Rn] 5f14 6d9 7s2 (predicted)[۱][۲]
Electrons per shell
2, 8, 18, 32, 32, 17, 2 (predicted)
فزیکي خواص
حالت (at STP)جامد (predicted)[۳]
Density near r.t.28.7 g/cm3 (predicted)[۲]
اټومي خواص
Oxidation states5, 3, 1, −1(predicted)[۲][۴]
Ionization energies
  • 1st: 1022.7 kJ/mol
  • 2nd: 2074.4 kJ/mol
  • 3rd: 3077.9 kJ/mol
  • (more) (all estimated)[۲]
Atomic radiusempirical: 138 pm (predicted)[۲][۴]
Covalent radius121 pm (estimated)[۵]
Miscellanea
Crystal structurebody-centered cubic (bcc)
Body-centered cubic crystal structure for roentgenium
Body-centered cubic crystal structure for roentgenium

(predicted)[۳]
CAS Number54386-24-2
History
Namingafter Wilhelm Röntgen
DiscoveryGesellschaft für Schwerionenforschung (1994)
Main isotopes of roentgenium
آيسو­ټوپ Abun­dance نیم ژوند (t1/2) Decay mode Pro­duct
286Rg[۶] syn 640 s? α 282Mt
282Rg[۷] syn 2 min α 278Mt

کينډۍ:Infobox element/isotopes decay2

280Rg syn 4 s α 276Mt
279Rg syn 0.1 s α 275Mt
| references | in Wikidata

Element navigation

roentgeniumPT
Ds ←
 
→ Cn

سرچينې

  1. ۱٫۰ ۱٫۱ Turler, A. (2004). "Gas Phase Chemistry of Superheavy Elements" (PDF). Journal of Nuclear and Radiochemical Sciences. 5 (2): R19–R25. الوسيط |CitationClass= تم تجاهله (مساعدة)
  2. ۲٫۰ ۲٫۱ ۲٫۲ ۲٫۳ ۲٫۴ Hoffman, Darleane C.; Lee, Diana M.; Pershina, Valeria (2006). "Transactinides and the future elements". In Morss; Edelstein, Norman M.; Fuger, Jean (المحررون). The Chemistry of the Actinide and Transactinide Elements (الطبعة 3rd). Dordrecht, The Netherlands: Springer Science+Business Media. د کتاب نړيواله کره شمېره 1-4020-3555-1. الوسيط |CitationClass= تم تجاهله (مساعدة)
  3. ۳٫۰ ۳٫۱ Östlin, A.; Vitos, L. (2011). "First-principles calculation of the structural stability of 6d transition metals". Physical Review B. 84 (11). Bibcode:2011PhRvB..84k3104O. doi:10.1103/PhysRevB.84.113104. الوسيط |CitationClass= تم تجاهله (مساعدة)
  4. ۴٫۰ ۴٫۱ 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. د لاسرسي‌نېټه ۰۴ اکتوبر ۲۰۱۳. الوسيط |CitationClass= تم تجاهله (مساعدة)
  5. Chemical Data. Roentgenium - Rg, Royal Chemical Society
  6. Hofmann, S.; Heinz, S.; Mann, R.; Maurer, J.; Münzenberg, G.; Antalic, S.; Barth, W.; Burkhard, H. G.; Dahl, L.; Eberhardt, K.; Grzywacz, R.; Hamilton, J. H.; Henderson, R. A.; Kenneally, J. M.; Kindler, B.; Kojouharov, I.; Lang, R.; Lommel, B.; Miernik, K.; Miller, D.; Moody, K. J.; Morita, K.; Nishio, K.; Popeko, A. G.; Roberto, J. B.; Runke, J.; Rykaczewski, K. P.; Saro, S.; Scheidenberger, C.; Schött, H. J.; Shaughnessy, D. A.; Stoyer, M. A.; Thörle-Popiesch, P.; Tinschert, K.; Trautmann, N.; Uusitalo, J.; Yeremin, A. V. (2016). "Review of even element super-heavy nuclei and search for element 120". The European Physics Journal A. 2016 (52). doi:10.1140/epja/i2016-16180-4. الوسيط |CitationClass= تم تجاهله (مساعدة)
  7. Khuyagbaatar, J.; Yakushev, A.; Düllmann, Ch. E.; et al. (2014). "48Ca+249Bk Fusion Reaction Leading to Element Z=117: Long-Lived α-Decaying 270Db and Discovery of 266Lr". Physical Review Letters. 112 (17): 172501. doi:10.1103/PhysRevLett.112.172501. PMID 24836239. الوسيط |CitationClass= تم تجاهله (مساعدة)
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