Template:Infobox dysprosium

Dysprosium, ₆₆Dy

File:Dy chips.jpg
Dysprosium
Pronunciation	/dɪsˈproʊziəm/ ​(dis-PROH-zee-əm)
Appearance	silvery white
Standard atomic weight Ar°(Dy)
	162.500±0.001 162.50±0.01 (abridged)
Dysprosium in the periodic table
Hydrogen Helium Lithium Beryllium Boron Carbon Nitrogen Oxygen Fluorine Neon Sodium Magnesium Aluminium Silicon Phosphorus Sulfur Chlorine Argon Potassium Calcium Scandium Titanium Vanadium Chromium Manganese Iron Cobalt Nickel Copper Zinc Gallium Germanium Arsenic Selenium Bromine Krypton Rubidium Strontium Yttrium Zirconium Niobium Molybdenum Technetium Ruthenium Rhodium Palladium Silver Cadmium Indium Tin Antimony Tellurium Iodine Xenon Caesium Barium Lanthanum Cerium Praseodymium Neodymium Promethium Samarium Europium Gadolinium Terbium Dysprosium Holmium Erbium Thulium Ytterbium Lutetium Hafnium Tantalum Tungsten Rhenium Osmium Iridium Platinum Gold Mercury (element) Thallium Lead Bismuth Polonium Astatine Radon Francium Radium Actinium Thorium Protactinium Uranium Neptunium Plutonium Americium Curium Berkelium Californium Einsteinium Fermium Mendelevium Nobelium Lawrencium Rutherfordium Dubnium Seaborgium Bohrium Hassium Meitnerium Darmstadtium Roentgenium Copernicium Nihonium Flerovium Moscovium Livermorium Tennessine Oganesson – ↑ Dy ↓ Cf terbium ← dysprosium → holmium
Atomic number (Z)	66
Group	f-block groups (no number)
Period	period 6
Block	f-block
Electron configuration	[Xe] 4f10 6s2
Electrons per shell	2, 8, 18, 28, 8, 2
Physical properties
Phase at STP	solid
Melting point	1680 K ​(1407 °C, ​2565 °F)
Boiling point	2840 K ​(2562 °C, ​4653 °F)
Density (at 20° C)	8.550 g/cm3
when liquid (at m.p.)	8.37 g/cm3
Heat of fusion	11.06 kJ/mol
Heat of vaporization	280 kJ/mol
Molar heat capacity	27.7 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)
Atomic properties
Oxidation states	common: +3 0, +2, +4
Electronegativity	Pauling scale: 1.22
Ionization energies	1st: 573.0 kJ/mol 2nd: 1130 kJ/mol 3rd: 2200 kJ/mol
Atomic radius	empirical: 178 pm
Covalent radius	192±7 pm
Color lines in a spectral range Spectral lines of dysprosium
Other properties
Natural occurrence	primordial
Crystal structure	​hexagonal close-packed (hcp) (hP2)
Lattice constants	Hexagonal close packed crystal structure for dysprosium a = 359.16 pm c = 565.01 pm (at 20 °C)
Thermal expansion	poly: 9.9 µm/(m⋅K) (r.t.)
Thermal conductivity	10.7 W/(m⋅K)
Electrical resistivity	α, poly: 926 nΩ⋅m (r.t.)
Magnetic ordering	paramagnetic at 300 K
Molar magnetic susceptibility	+103500×10−6 cm3/mol (293.2 K)
Young's modulus	61.4 GPa
Shear modulus	24.7 GPa
Bulk modulus	40.5 GPa
Speed of sound thin rod	2710 m/s (at 20 °C)
Poisson ratio	0.247
Vickers hardness	410–550 MPa
Brinell hardness	500–1050 MPa
CAS Number	7429-91-6
History
Discovery	Lecoq de Boisbaudran (1886)
First isolation	Georges Urbain (1905)
Isotopes of dysprosium
Main isotopes Decay abun­dance half-life (t1/2) mode pro­duct 154Dy synth 1.40×106 y α 150Gd 156Dy 0.056% stable 158Dy 0.095% stable 160Dy 2.33% stable 161Dy 18.9% stable 162Dy 25.5% stable 163Dy 24.9% stable 164Dy 28.3% stable 165Dy synth 2.334 h β− 165Ho

Dy · Dysprosium
Tb ← ibox Tb	iso 66 Dy  [] IB-Dy [] IBisos []	→ Ho ibox Ho
File:Symbol category class.svg cat:Dy (0) File:Symbol category class.svg cat:Dy-isotopes (0) File:Commons-logo.svg Commons File:Wikidata-logo.svg Wikidata:Q1843 File:Wiktionary-logo.svg Wiktionary
indexes by PT (page)

child table, as reused in {IB-Dy}
Main isotopes of dysprosium
Main isotopes Decay abun­dance half-life (t1/2) mode pro­duct 154Dy synth 1.40×106 y α 150Gd 156Dy 0.056% stable 158Dy 0.095% stable 160Dy 2.33% stable 161Dy 18.9% stable 162Dy 25.5% stable 163Dy 24.9% stable 164Dy 28.3% stable 165Dy synth 2.334 h β− 165Ho

Data sets read by {{Infobox element}}
Name and identifiers
Symbol etymology (11 non-trivial)
Top image (caption, alt)	caption: alt:
Pronunciation
Allotropes (overview)
Group (overview)
Period (overview)
Block (overview)
Natural occurrence
Phase at STP
Oxidation states
Spectral lines image
Electron configuration (cmt, ref)
Isotopes
Standard atomic weight
most stable isotope
File:Notification-icon-Wikidata-logo.svg Wikidata
Wikidata *
* Not used in {{Infobox element}} (2023-01-01) See also {{Index of data sets}} · Cat:data sets (0) · (this table: )

References

These references will appear in the article, but this list appears only on this page.