لوتيتيوم

د ويکيپېډيا، وړیا پوهنغونډ له خوا
(له Lutetium نه مخ گرځېدلی)
و اصلی برخی ته ورشی د پلټنې ځای ته ورټوپ کړی
Lutetium,  71Lu
Lutetium sublimed dendritic and 1cm3 cube.jpg
عمومي خواص
Pronunciation /ljˈtʃiəm/
lew-TEE-shee-əm
Appearance silvery white
Lutetium 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
ytterbiumlutetiumhafnium
اټومي شمیره (Z) 71
گروپ, پیریود group n/a, period 6
بلاک f-block
Element category   lanthanide, sometimes considered a transition metal
معياري اټومي وزن (Ar) کينډۍ:Val[۱]
Electron configuration [Xe] 4f14 5d1 6s2
Electrons per shell
2, 8, 18, 32, 9, 2
فزیکي خواص
حالت (at STP) جامد
دويلې کيدو ټکى 1925 K ​(1652 °C, ​3006 °F)
يشنا ټکی 3675 K ​(3402 °C, ​6156 °F)
Density near r.t. 9.841 g/cm3
when liquid, at m.p. 9.3 g/cm3
Heat of fusion ca. 22 kJ/mol
Heat of vaporization 414 kJ/mol
Molar heat capacity 26.86 J/(mol·K)
Vapor pressure
P (Pa) 1 10 100 1 k 10 k 100 k
at T (K) 1906 2103 2346 (2653) (3072) (3663)
اټومي خواص
Oxidation states 3, 2, 1 ​(a weakly basic oxide)
Electronegativity Pauling scale: 1.27
Ionization energies
  • 1st: 523.5 kJ/mol
  • 2nd: 1340 kJ/mol
  • 3rd: 2022.3 kJ/mol
Atomic radius empirical: 174 pm
Covalent radius 187±8 pm
Miscellanea
Crystal structurehexagonal close-packed (hcp)
Hexagonal close packed crystal structure for lutetium
Thermal expansion poly: 9.9 µm/(m·K) (at r.t.)
د تودوخې تېرېدنه 16.4 W/(m·K)
Electrical resistivity poly: 582 nΩ·m (at r.t.)
Magnetic ordering paramagnetic[۲]
Young's modulus 68.6 GPa
Shear modulus 27.2 GPa
Bulk modulus 47.6 GPa
Poisson ratio 0.261
Vickers hardness 755–1160 MPa
Brinell hardness 890–1300 MPa
CAS Number 7439-94-3
History
Naming after Lutetia, Latin for: Paris, in the Roman era
Discovery Carl Auer von Welsbach and Georges Urbain (1906)
First isolation Carl Auer von Welsbach (1906)
Named by Georges Urbain (1906)
Main isotopes of lutetium
آيسو­ټوپ Abun­dance نیم ژوند (t1/2) Decay mode Pro­duct
173Lu syn 1.37 y ε 173Yb
174Lu syn 3.31 y ε 174Yb
175Lu 97.401% stable
176Lu 2.599% 3.78×1010 y β 176Hf
| references | in Wikidata

لوتيتيوم (په انگرېزي: Lutetium) له کیمیاوي عناصرو څخه یو دی چې په تناوبي جدول کې د Lu سمبول او v۱ اتمي شمېرې په وسیله ښودل شوی دی.

مشخصات[سمول]

تاریخچه[سمول]

مرکبات[سمول]

د استعمال ځایونه[سمول]

سرچينې[سمول]

  1. Meija, J.; Coplen, T. B. (2016). "Atomic weights of the elements 2013 (IUPAC Technical Report)". Pure Appl. Chem. 88 (3): 265-91. doi:10.1515/pac-2015-0305. https://www.degruyter.com/downloadpdf/j/pac.2016.88.issue-3/pac-2015-0305/pac-2015-0305.xml. 
  2. Lide, D. R., ed (2005). "Magnetic susceptibility of the elements and inorganic compounds". CRC Handbook of Chemistry and Physics (86th ed.). Boca Raton (FL): CRC Press. ISBN 0-8493-0486-5. http://web.archive.org/web/20110303222309/http://www-d0.fnal.gov/hardware/cal/lvps_info/engineering/elementmagn.pdf. 

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