Disprosyo

Ang disprosyo (Iningles dysprosium) mao ang elementong kimiko sa talaang peryodiko nga may simbolo nga Dy ug kaiphan nga atomik 66. Ang disprosyo mao ang puthaw nga lantanido.

Dysprosium
66Dy
-

Dy

Cf
Hydrogen (other non-metal)
Helium (noble gas)
Lithium (alkali metal)
Beryllium (alkaline earth metal)
Boron (metalloid)
Carbon (other non-metal)
Nitrogen (other non-metal)
Oxygen (other non-metal)
Fluorine (halogen)
Neon (noble gas)
Sodium (alkali metal)
Magnesium (alkaline earth metal)
Aluminium (post-transition metal)
Silicon (metalloid)
Phosphorus (other non-metal)
Sulfur (other non-metal)
Chlorine (halogen)
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 (other non-metal)
Bromine (halogen)
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 (halogen)
Xenon (noble gas)
Caesium (alkali metal)
Barium (alkaline earth metal)
Lanthanum (lanthanoid)
Cerium (lanthanoid)
Praseodymium (lanthanoid)
Neodymium (lanthanoid)
Promethium (lanthanoid)
Samarium (lanthanoid)
Europium (lanthanoid)
Gadolinium (lanthanoid)
Terbium (lanthanoid)
Dysprosium (lanthanoid)
Holmium (lanthanoid)
Erbium (lanthanoid)
Thulium (lanthanoid)
Ytterbium (lanthanoid)
Lutetium (lanthanoid)
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 (halogen)
Radon (noble gas)
Francium (alkali metal)
Radium (alkaline earth metal)
Actinium (actinoid)
Thorium (actinoid)
Protactinium (actinoid)
Uranium (actinoid)
Neptunium (actinoid)
Plutonium (actinoid)
Americium (actinoid)
Curium (actinoid)
Berkelium (actinoid)
Californium (actinoid)
Einsteinium (actinoid)
Fermium (actinoid)
Mendelevium (actinoid)
Nobelium (actinoid)
Lawrencium (actinoid)
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)
Ununtrium (unknown chemical properties)
Flerovium (unknown chemical properties)
Ununpentium (unknown chemical properties)
Livermorium (unknown chemical properties)
Ununseptium (unknown chemical properties)
Ununoctium (unknown chemical properties)
Periodic table
terbiumdysprosiumholmium
Panagway
silvery white
Kinatibuk-ang mga kinaiya
Ngalan, simbolo, kaiphandysprosium, Dy, 66
Paglitok/dɪsˈprziəm/
[[Help:Pronunciation respelling key|dis-Plantilya:Smallcaps all-zee-əm]]
Kategoriyang elementoputhaw nga lantanido
Group, period, blockn/a, 6, f
Gibug-aton sa atomo162.500
Kontorno sa elektron[Xe] 4f10 6s2
2, 8, 18, 28, 8, 2
Electron shells of dysprosium (2, 8, 18, 28, 8, 2)
Electron shells of dysprosium (2, 8, 18, 28, 8, 2)
History
PagkadiskobreLecoq de Boisbaudran (1886)
Physical properties
Phasemagahi
Density (near r.t.)8.540 g·cm−3
Liquid density at m.p.8.37 g·cm−3
Melting point1680 K, 1407 °C, 2565 °F
Boiling point2840 K, 2562 °C, 4653 °F
Heat of fusion11.06 kJ·mol−1
Heat of vaporization280 kJ·mol−1
Molar heat capacity27.7 J·mol−1·K−1
Vapor pressure
P (Pa)1101001 k10 k100 k
at T (K)13781523(1704)(1954)(2304)(2831)
Atomic properties
Oxidation states3, 2, 1

(weakly basic oxide)

Electronegativity1.22 (Pauling scale)
Ionization energies1st: 573.0 kJ·mol−1
2nd: 1130 kJ·mol−1
3rd: 2200 kJ·mol−1
Atomic radius178 pm
Covalent radius192±7 pm
Miscellanea
Crystal structurehexagonal
Dysprosium has a hexagonal crystal structure
Magnetic orderingparamagnetic at 300 K
Electrical resistivity(r.t.) (α, poly) 926 nΩ·m
Thermal conductivity10.7 W·m−1·K−1
Thermal expansion(r.t.) (α, poly) 9.9 µm/(m·K)
Speed of sound (thin rod)(20 °C) 2710 m·s−1
Young's modulus(α form) 61.4 GPa
Shear modulus(α form) 24.7 GPa
Bulk modulus(α form) 40.5 GPa
Poisson ratio(α form) 0.247
Vickers hardness540 MPa
Brinell hardness500 MPa
CAS registry number7429-91-6
Most stable isotopes
Main article: Isotopes of dysprosium
isoNAhalf-lifeDMDE (MeV)DP
154Dysyn3.0×106 yα2.947150Gd
156Dy0.06%>1×1018 yα2.0108152Gd
β+β+1.7579156Gd
158Dy0.10%158Dy is stable with 92 neutrons
160Dy2.34%160Dy is stable with 94 neutrons
161Dy18.91%161Dy is stable with 95 neutrons
162Dy25.51%162Dy is stable with 96 neutrons
163Dy24.90%163Dy is stable with 97 neutrons
164Dy28.18%164Dy is stable with 98 neutrons
· r

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