उनुनक्टियम

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Ununoctium,  118Uuo
सामान्य गुणहरू
नाम, संकेतununoctium, Uuo
उच्चारण/n.nˈɒktiəm/
oon-oon-ok-tee-əm
बैकल्पिक नामselement 118, eka-radon
पेरियोडिक टेबलमा Ununoctium
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)
Ununtrium (unknown chemical properties)
Flerovium (post-transition metal)
Ununpentium (unknown chemical properties)
Livermorium (unknown chemical properties)
Ununseptium (unknown chemical properties)
Ununoctium (unknown chemical properties)
Rn

Uuo

(Usb)
ununseptiumununoctiumununennium
आणविक संख्या118
मानक आणविक भार[294]
तत्वको श्रेणीunknown, but probably a noble gas
समुह, ब्लकgroup 18, p-block
पेरियोडperiod 7
इलेक्ट्रोन वितरण[Rn] 5f14 6d10 7s2 7p6 (predicted)[१][२]
प्रति सेल2, 8, 18, 32, 32, 18, 8 (predicted)
भौतिक गुणहरू
अवस्थाsolid (predicted)[१]
उम्लने विन्दु350±30 K ​(80±30 °C, ​170±50 °F) (extrapolated)[१]
Density liquid, at m.p.4.9–5.1 g·cm−3 (predicted)[३]
क्रिटिकल विन्दु439 K, 6.8 MPa (extrapolated)[४]
फ्युजनको ताप23.5 kJ·mol−1 (extrapolated)[४]
Heat of vaporization19.4 kJ·mol−1 (extrapolated)[४]
आणविक गुणहरू
अक्सिडेसन अवस्थाहरू−1,[२] 0, +1,[५] +2,[६] +4,[६] +6[२](predicted)
Ionization energies1st: 839.4 kJ·mol−1 (predicted)[२]
2nd: 1563.1 kJ·mol−1 (predicted)[७]
कोभ्यालेन्ट अर्धव्यास157 pm (predicted)[८]
विविध
CAS Registry Number54144-19-3[९]
इतिहास
नामकरणIUPAC systematic element name
खोजJoint Institute for Nuclear Research and Lawrence Livermore National Laboratory (2002)
Most stable isotopes
Main article: Isotopes of ununoctium
iso NA half-life DM DE (MeV) DP

ढाँचा:Infobox element/isotopes decay2

· सन्दर्भ सामाग्रीहरू

उनुनक्टियम एक रसायनिक तत्व हो। यसको परमाणु क्रमांक ११८ हो।

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भौतिक गुणहरू[सम्पादन गर्ने]

यो पनि हेर्नुहोस्[सम्पादन गर्ने]


  1. १.० १.१ १.२ Nash, Clinton S. (२००५), "Atomic and Molecular Properties of Elements 112, 114, and 118", Journal of Physical Chemistry A 109 (15): 3493–3500, डिओआई:10.1021/jp050736o, पिएमआइडी 16833687 
  2. २.० २.१ २.२ २.३ Haire, Richard G. (2006). "Transactinides and the future elements". In Morss; Edelstein, Norman M.; Fuger, Jean. The Chemistry of the Actinide and Transactinide Elements (3rd संस्करण). Dordrecht, The Netherlands: Springer Science+Business Media. प॰ 1724. . 
  3. Bonchev, Danail; Kamenska, Verginia (१९८१), "Predicting the Properties of the 113–120 Transactinide Elements", Journal of Physical Chemistry (American Chemical Society) 85 (9): 1177–1186, डिओआई:10.1021/j150609a021 
  4. ४.० ४.१ ४.२ Eichler, R.; Eichler, B., Thermochemical Properties of the Elements Rn, 112, 114, and 118, Paul Scherrer Institut, अन्तिम पहुँच २०१०-१०-२३ 
  5. Han, Young-Kyu; Bae, Cheolbeom; Son, Sang-Kil; Lee, Yoon Sup (२०००), "Spin–orbit effects on the transactinide p-block element monohydrides MH (M=element 113–118)", Journal of Chemical Physics 112 (6): २६८४, डिओआई:10.1063/1.480842, बिबकोड:2000JChPh.112.2684H 
  6. ६.० ६.१ Kaldor, Uzi; Wilson, Stephen (2003). Theoretical Chemistry and Physics of Heavy and Superheavy Elements. Springer. प॰ 105. . http://books.google.com/books?id=0xcAM5BzS-wC&printsec=frontcover&dq=element+118+properties#PPA105,M1. अन्तिम पहुँच मिति: 2008-01-18. 
  7. Fricke, Burkhard (१९७५), "Superheavy elements: a prediction of their chemical and physical properties", Recent Impact of Physics on Inorganic Chemistry 21: 89–144, डिओआई:10.1007/BFb0116498, अन्तिम पहुँच ४ अक्टोबर २०१३ 
  8. Chemical Data. Ununoctium - Uuo, Royal Chemical Society
  9. "Ununoctium", WebElements Periodic Table, अन्तिम पहुँच २००७-१२-०९