آرنۍ غورنۍ پرانيستل

لارېنسيوم

(له Lawrencium نه مخ گرځېدلی)

لارېنسيوم (په انگرېزي: Lawrencium) له کیمیاوي عناصرو څخه یو دی چې په تناوبي جدول کې د Lr سمبول او ۱۰۳ اتمي شمېرې په وسیله ښودل شوی دی.

Lawrencium,  103Lr
عمومي خواص
Pronunciation /ləˈrɛnsiəm/
lə-REN-see-əm
Appearance silvery (predicted)[۱]
Lawrencium 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)
Lu

Lr

(Ups)
nobeliumlawrenciumrutherfordium
اټومي شمیره (Z) 103
گروپ, پیریود group n/a, period 7
بلاک f-block
Element category   actinide, sometimes considered a transition metal
Mass number 266 (most stable isotope)
Electron configuration [Rn] 5f14 7s2 7p1
Electrons per shell
2, 8, 18, 32, 32, 8, 3
فزیکي خواص
حالت (at STP) جامد (predicted)
دويلې کيدو ټکى 1900 K ​(1627 °C, ​2961 °F) (predicted)
Density near r.t. ~15.6–16.6 g/cm3 (predicted)[۲][۳]
اټومي خواص
Oxidation states 3
Electronegativity Pauling scale: 1.3 (predicted)[۴]
Ionization energies
  • 1st: 478.6 kJ/mol[۵]
  • 2nd: 1428.0 kJ/mol (predicted)
  • 3rd: 2219.1 kJ/mol (predicted)
Miscellanea
Crystal structurehexagonal close-packed (hcp)
Hexagonal close-packed crystal structure for lawrencium

(predicted)[۶]
CAS Number 22537-19-5
History
Naming after Ernest Lawrence
Discovery Lawrence Berkeley National Laboratory and Joint Institute for Nuclear Research (1961–1971)
Main isotopes of lawrencium
آيسو­ټوپ Abun­dance نیم ژوند (t1/2) Decay mode Pro­duct
266Lr syn 10 h SF
262Lr syn 3.6 h ε 262No
261Lr syn 44 min SF/ε?
260Lr syn 2.7 min α 256Md

کينډۍ:Infobox element/isotopes decay2

256Lr syn 27 s α 252Md
255Lr syn 21.5 s α 251Md

کينډۍ:Infobox element/isotopes decay2

| references | in Wikidata

مشخصاتسمول

تاریخچهسمول

مرکباتسمول

د استعمال ځایونهسمول

سرچينېسمول

  1. Emsley, John (2011). [اصطلاحي تېروتنه: د ناپېژندلې ليکنښې لوښه "۱". Nature's Building Blocks: An A-Z Guide to the Elements] (New ed.). New York, NY: Oxford University Press. p. 278–9. ISBN 978-0-19-960563-7. 
  2. Fournier, Jean-Marc (1976). [اصطلاحي تېروتنه: د ناپېژندلې ليکنښې لوښه "۱". "Bonding and the electronic structure of the actinide metals"]. Journal of Physics and Chemistry of Solids 37 (2): 235–244. doi:10.1016/0022-3697(76)90167-0. 
  3. Penneman, R. A.; Mann, J. B. (1976). [اصطلاحي تېروتنه: د ناپېژندلې ليکنښې لوښه "۱". "'Calculation chemistry' of the superheavy elements; comparison with elements of the 7th period"]. Proceedings of the Moscow Symposium on the Chemistry of Transuranium Elements: 257–263. doi:10.1016/B978-0-08-020638-7.50053-1. 
  4. Brown, Geoffrey (2012). [اصطلاحي تېروتنه: د ناپېژندلې ليکنښې لوښه "۱". The Inaccessible Earth: An integrated view to its structure and composition]. Springer Science & Business Media. p. 88. ISBN 9789401115162. 
  5. http://cen.acs.org/articles/93/i15/Lawrencium-Ionization-Energy-Measured.html?cq_ck=1428631698138
  6. 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. 

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