ډوبنيوم

د ويکيپېډيا، وړیا پوهنغونډ له خوا
و اصلی برخی ته ورشی د پلټنې ځای ته ورټوپ کړی
Dubnium,  105Db
عمومي خواص
Pronunciation /ˈdbniəm/
DOOB-nee-əm
Dubnium 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)
Ta

Db

(Upe)
rutherfordiumdubniumseaborgium
اټومي شمیره (Z) 105
گروپ, پیریود group 5, period 7
بلاک d-block
Element category   transition metal
Mass number 268 (most stable isotope)
Electron configuration [Rn] 5f14 6d3 7s2[۱]
Electrons per shell
2, 8, 18, 32, 32, 11, 2
فزیکي خواص
حالت (at STP) جامد (predicted)[۲]
Density near r.t. 29.3 g/cm3 (predicted)[۱][۳]
اټومي خواص
Oxidation states 5, (4), (3)[۱][۳] ​(parenthesized oxidation states are predictions)
Ionization energies
  • 1st: 656.1 kJ/mol
  • 2nd: 1546.7 kJ/mol
  • 3rd: 2378.4 kJ/mol
  • (more) (all but first estimated)[۱]
Atomic radius empirical: 139 pm (estimated)[۱]
Covalent radius 149 pm (estimated)[۴]
Miscellanea
Crystal structurebody-centered cubic (bcc) (predicted)[۲]
Body-centered cubic crystal structure for dubnium
CAS Number 53850-35-4
History
Naming after Dubna, Moscow Oblast, Russia, site of the Joint Institute for Nuclear Research
Discovery independently by the University of California and the Joint Institute for Nuclear Research (1970)
Main isotopes of dubnium
آيسو­ټوپ Abun­dance نیم ژوند (t1/2) Decay mode Pro­duct

کينډۍ:Infobox element/isotopes decay2 کينډۍ:Infobox element/isotopes decay3 کينډۍ:Infobox element/isotopes decay2 کينډۍ:Infobox element/isotopes decay2 کينډۍ:Infobox element/isotopes decay2 کينډۍ:Infobox element/isotopes decay3

| references | in Wikidata

ډوبنيوم (په انگرېزي: Dubnium) له کیمیاوي عناصرو څخه یو دی چې په تناوبي جدول کې د Db سمبول او ۱۰۵ اتمي شمېرې په وسیله ښودل شوی دی.

مشخصات[سمول]

تاریخچه[سمول]

مرکبات[سمول]

د استعمال ځایونه[سمول]

سرچينې[سمول]

  1. ۱٫۰ ۱٫۱ ۱٫۲ ۱٫۳ ۱٫۴ Hoffman, Darleane C.; Lee, Diana M.; Pershina, Valeria (2006). [اصطلاحي تېروتنه: د ناپېژندلې ليکنښې لوښه "۱". "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. ۲٫۰ ۲٫۱ Östlin, A.; Vitos, L. (2011). [اصطلاحي تېروتنه: د ناپېژندلې ليکنښې لوښه "۱". "First-principles calculation of the structural stability of 6d transition metals"]. Physical Review B 84 (11). doi:10.1103/PhysRevB.84.113104. Bibcode2011PhRvB..84k3104O. 
  3. ۳٫۰ ۳٫۱ 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. http://www.researchgate.net/publication/225672062_Superheavy_elements_a_prediction_of_their_chemical_and_physical_properties. Retrieved 4 October 2013. 
  4. Chemical Data. Dubnium - Db, Royal Chemical Society

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