ډيسپروسيوم

د ويکيپېډيا، وړیا پوهنغونډ له خوا
و اصلی برخی ته ورشی د پلټنې ځای ته ورټوپ کړی
Dysprosium,  66Dy
Dy chips.jpg
عمومي خواص
Pronunciation /dɪsˈprziəm/
dis-PROH-zee-əm
Appearancesilvery white
Dysprosium 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)


Dy

Cf
terbiumdysprosiumholmium
اټومي شمیره (Z)66
گروپ, پیریودgroup n/a, period 6
بلاکf-block
Element category  lanthanide
معياري اټومي وزن (Ar)کينډۍ:Val[۱]
Electron configuration[Xe] 4f10 6s2
Electrons per shell
2, 8, 18, 28, 8, 2
فزیکي خواص
حالت (at STP)جامد
دويلې کيدو ټکى1680 K ​(1407 °C, ​2565 °F)
يشنا ټکی2840 K ​(2562 °C, ​4653 °F)
Density near r.t.8.540 g/cm3
when liquid, at m.p.8.37 g/cm3
Heat of fusion11.06 kJ/mol
Heat of vaporization280 kJ/mol
Molar heat capacity27.7 J/(mol·K)
Vapor pressure
P (Pa) 1 10 100 1 k 10 k 100 k
at T (K) 1378 1523 (1704) (1954) (2304) (2831)
اټومي خواص
Oxidation states4, 3, 2, 1 ​(a weakly basic oxide)
ElectronegativityPauling scale: 1.22
Ionization energies
  • 1st: 573.0 kJ/mol
  • 2nd: 1130 kJ/mol
  • 3rd: 2200 kJ/mol
Atomic radiusempirical: 178 pm
Covalent radius192±7 pm
Miscellanea
Crystal structurehexagonal close-packed (hcp)
Hexagonal close packed crystal structure for dysprosium
Speed of sound thin rod2710 m/s (at 20 °C)
Thermal expansionα, poly: 9.9 µm/(m·K) (r.t.)
د تودوخې تېرېدنه10.7 W/(m·K)
Electrical resistivityα, poly: 926 nΩ·m (r.t.)
Magnetic orderingparamagnetic at 300 K
Magnetic susceptibility (χmol)+103,500·10−6 cm3/mol (293.2 K)[۲]
Young's modulusα form: 61.4 GPa
Shear modulusα form: 24.7 GPa
Bulk modulusα form: 40.5 GPa
Poisson ratioα form: 0.247
Vickers hardness410–550 MPa
Brinell hardness500–1050 MPa
CAS Number7429-91-6
History
DiscoveryLecoq de Boisbaudran (1886)
Main isotopes of dysprosium
آيسو­ټوپ Abun­dance نیم ژوند (t1/2) Decay mode Pro­duct
154Dy syn 3.0×106 y α 150Gd
156Dy 0.056% stable
158Dy 0.095% stable
160Dy 2.329% stable
161Dy 18.889% stable
162Dy 25.475% stable
163Dy 24.896% stable
164Dy 28.260% stable
| references | in Wikidata

ډيسپروسيوم (په انگرېزي: Dysprosium) له کیمیاوي عناصرو څخه یو دی چې په تناوبي جدول کې د Dy سمبول او ۶۶ اتمي شمېرې په وسیله ښودل شوی دی.

مشخصات[سمول]

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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. Weast, Robert (1984). CRC, Handbook of Chemistry and Physics. Boca Raton, Florida: Chemical Rubber Company Publishing. د کتاب پاڼي E110. د کتاب نړيواله کره شمېره 0-8493-0464-4. الوسيط |CitationClass= تم تجاهله (مساعدة)

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