ايتربيوم

د ويکيپېډيا، وړیا پوهنغونډ له خوا
(له Ytterbium نه مخ گرځېدلی)
و اصلی برخی ته ورشی د پلټنې ځای ته ورټوپ کړی
Ytterbium,  70Yb
Ytterbium-3.jpg
عمومي خواص
Pronunciation /ɪˈtɜːrbiəm/
I-TUR-BEE-əm
Appearance silvery white; with a pale yellow tint[۱]
Ytterbium 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)


Yb

No
thuliumytterbiumlutetium
اټومي شمیره (Z) 70
گروپ, پیریود group n/a, period 6
بلاک f-block
Element category   lanthanide
معياري اټومي وزن (Ar) کينډۍ:Val[۲][۳][۴]
Electron configuration [Xe] 4f14 6s2
Electrons per shell
2, 8, 18, 32, 8, 2
فزیکي خواص
حالت (at STP) جامد
دويلې کيدو ټکى 1097 K ​(824 °C, ​1515 °F)
يشنا ټکی 1469 K ​(1196 °C, ​2185 °F)
Density near r.t. 6.90 g/cm3
when liquid, at m.p. 6.21 g/cm3
Heat of fusion 7.66 kJ/mol
Heat of vaporization 129 kJ/mol
Molar heat capacity 26.74 J/(mol·K)
Vapor pressure
P (Pa) 1 10 100 1 k 10 k 100 k
at T (K) 736 813 910 1047 (1266) (1465)
اټومي خواص
Oxidation states 3, 2, 1 ​(a basic oxide)
Electronegativity Pauling scale: 1.1 (?)
Ionization energies
  • 1st: 603.4 kJ/mol
  • 2nd: 1174.8 kJ/mol
  • 3rd: 2417 kJ/mol
Atomic radius empirical: 176 pm
Covalent radius 187±8 pm
Miscellanea
Crystal structureface-centered cubic (fcc)
Face-centered cubic crystal structure for ytterbium
Speed of sound thin rod 1590 m/s (at 20 °C)
Thermal expansion β, poly: 26.3 µm/(m·K) (r.t.)
د تودوخې تېرېدنه 38.5 W/(m·K)
Electrical resistivity β, poly: 0.250 µΩ·m (at r.t.)
Magnetic ordering paramagnetic
Magnetic susceptibility (χmol) +249.0·10−6 cm3/mol (2928 K)[۵]
Young's modulus β form: 23.9 GPa
Shear modulus β form: 9.9 GPa
Bulk modulus β form: 30.5 GPa
Poisson ratio β form: 0.207
Vickers hardness 205–250 MPa
Brinell hardness 340–440 MPa
CAS Number 7440-64-4
History
Naming after Ytterby (Sweden), where it was mined
Discovery Jean Charles Galissard de Marignac (1878)
First isolation Carl Auer von Welsbach (1906)
Main isotopes of ytterbium
آيسو­ټوپ Abun­dance نیم ژوند (t1/2) Decay mode Pro­duct
166Yb syn 56.7 h ε 166Tm
168Yb 0.126% stable
169Yb syn 32.026 d ε 169Tm
170Yb 3.023% stable
171Yb 14.216% stable
172Yb 21.754% stable
173Yb 16.098% stable
174Yb 31.896% stable
175Yb syn 4.185 d β 175Lu
176Yb 12.887% stable
177Yb syn 1.911 h β 177Lu
| references | in Wikidata

ايتربيوم (په انگرېزي: Ytterbium) له کیمیاوي عناصرو څخه یو دی چې په تناوبي جدول کې د Yb سمبول او v۰ اتمي شمېرې په وسیله ښودل شوی دی.

مشخصات[سمول]

تاریخچه[سمول]

مرکبات[سمول]

د استعمال ځایونه[سمول]

سرچينې[سمول]

  1. کينډۍ:Greenwood&Earnshaw
  2. 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. 
  3. (په 12 October 2015 کې). Standard Atomic Weights 2015. Commission on Isotopic Abundances and Atomic Weights
  4. (په October 2015 کې). Standard Atomic Weight of Ytterbium Revised.
  5. Weast, Robert (1984). [اصطلاحي تېروتنه: د ناپېژندلې ليکنښې لوښه "۱". CRC, Handbook of Chemistry and Physics]. Boca Raton, Florida: Chemical Rubber Company Publishing. pp. E110. ISBN 0-8493-0464-4. 

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