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)


Ununseptium in the دوری جدول
semimetallic (predicted)[1]
عام خصوصیات
نام, علامت, نمبر ununseptium, Uus, 117
تلفظ سنیےi/nnˈsɛptiəm/[2]
زمرہ عنصر unknown
but probably a metalloid
گروپ, پيريڈ, بلاک group 17, 7, p
معیاری ایٹمی وزن [294]
الیکٹران تشکیل [Rn] 5f14 6d10 7s2 7p5
2, 8, 18, 32, 32, 18, 7
طبعی خصوصیات
حالت solid (predicted)[3][4]
کثافت (near r.t.) 7.1–7.3 g·cm−3
نقطہ پگھلاؤ 623–823 K, 350–550 °C, 662–1022 °F
نقطہ کھولاؤ 883 K, 610 °C, 1130 °F
جوہری خصوصیات
تکسید حالت −1, +1, +3, +5
آیونائزیشن توانائیاں 1st: {{{1st ionization energy}}} kJ·mol−1
2nd: {{{2nd ionization energy}}} kJ·mol−1
Atomic radius 138 pm
شریک گرفتی رداس 156–157 pm
CAS registry number 54101-14-3
Naming IUPAC systematic element name
Discovery Joint Institute for Nuclear Research and Lawrence Livermore National Laboratory (2010)
سب سے زیادہ مستحکم ہم جاء (آئسوٹوپ)
Main article: Isotopes of ununseptium
iso NA half-life DM DE (MeV) DP
294Uus[5] syn 51+41
α 10.81 290Uup
293Uus[6] syn 22+8
α 11.11, 11.00, 10.91 289Uup
· references

حوالہ جات

  1. ^ ا ب Fricke، B. (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. http://www.researchgate.net/publication/225672062_Superheavy_elements_a_prediction_of_their_chemical_and_physical_properties۔ اخذ کردہ بتاریخ 4 October 2013. 
  2. Chatt، J. (1979). "Recommendations for the naming of elements of atomic numbers greater than 100". Pure and Applied Chemistry 51 (2): 381–384. doi:10.1351/pac197951020381. http://www.chm.bris.ac.uk/sillymolecules/unununium.pdf. 
  3. ^ ا ب Hoffman، D. C.؛ Lee، D. M.؛ Pershina، V. (2006). "Transactinides and the future elements". In Morss؛ Edelstein، N. M.؛ Fuger، J. The Chemistry of the Actinide and Transactinide Elements (ایڈیشن 3rd). Springer Science+Business Media. صفحات 1652–1752. ISBN 1-4020-3555-1. 
  4. ^ ا ب نقص حوالہ: ٹیگ <ref>‎ درست نہیں ہے؛ B&K نامی حوالہ کے لیے کوئی مواد درج نہیں کیا گیا۔ (مزید معلومات کے لیے معاونت صفحہ دیکھیے)۔
  5. Oganessian، Yu. Ts.; Abdullin، F. Sh.; Alexander، C. (2013). "Experimental studies of the 249Bk + 48Ca reaction including decay properties and excitation function for isotopes of element 117, and discovery of the new isotope 277Mt". Physical Review C 87 (5): 054621. doi:10.1103/PhysRevC.87.054621. Bibcode2013PhRvC..87e4621O. 
  6. Khuyagbaatar، J.; Yakushev، A.; Düllmann، Ch. E.; Ackermann، D.; Andersson، L. L. (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. http://journals.aps.org/prl/abstract/10.1103/PhysRevLett.112.172501. 
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