Template:Infobox dysprosium

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[[Category:Template:Pagetype with short description]]

Dysprosium, 66Dy
Dy chips.jpg
Dysprosium
Pronunciation/dɪsˈprziəm/ (Template:Respell)
Appearancesilvery white
Standard atomic weight Ar, std(Dy)Template:Val[1]
Dysprosium in the periodic table
Template:Periodic table (32 columns, micro)

Dy

Cf
terbiumdysprosiumholmium
Atomic number (Z)66
Groupn/a
Periodperiod 6
Block  f-block
Electron configuration[Xe] 4f10 6s2
Electrons per shell2, 8, 18, 28, 8, 2
Physical properties
Phase at STPsolid
Melting point1680 K ​(1407 °C, ​2565 °F)
Boiling point2840 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)
Atomic properties
Oxidation states0,[2] +1, +2, +3, +4 (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
Color lines in a spectral range
Spectral lines of dysprosium
Other properties
Natural occurrenceprimordial
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.)
Thermal conductivity10.7 W/(m·K)
Electrical resistivityα, poly: 926 nΩ·m (r.t.)
Magnetic orderingparamagnetic at 300 K
Magnetic susceptibility+103,500·10−6 cm3/mol (293.2 K)[3]
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
[[Isotope|IsoTemplate:Shytope]] [[Natural abundance|AbunTemplate:Shydance]] Half-life (t1/2) Decay mode [[Decay product|ProTemplate:Shyduct]]
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
Category Category: Dysprosium
| references

[[Category:Infobox templates|Template:Remove first word]]

data m.p. cat
in calc from C diff report ref
C 1407
K 1680 1680 0
F 2565 2565 0 Template:Subpage other
max precision 0
WD Template:Wikidata Script error: No such module "EditAtWikidata". Template:Wikidata
input C: 1407, K: 1680, F: 2565
comment
data b.p. cat
in calc from C diff report ref
C 2562
K 2840 2835 5 delta
F 4653 4644 9 delta Template:Subpage other
max precision 0
WD Template:Wikidata Script error: No such module "EditAtWikidata". Template:Wikidata
input C: 2562, K: 2840, F: 4653
comment
Tb ←

i'box Tb

iso
66
Dy (E)
→ Ho

i'box Ho

  Data sets read by {{Infobox element}}
Name and identifiers
Top image (caption, alt)
Pronunciation
Category (enwiki)
Standard atomic weight
  most stable isotope
Natural occurrence
Phase at STP
Oxidation states
Spectral lines image
Electron configuration (cmt, ref)
Term symbol * (cmt, ref)
Wikidata *
* Not used in {{Infobox element}} (2019-02-03)
See also {{Infobox element/symbol-to--navbox}}

References

  1. Meija, Juris; et al. (2016). "Atomic weights of the elements 2013 (IUPAC Technical Report)". Pure and Applied Chemistry. 88 (3): 265–91. doi:10.1515/pac-2015-0305.
  2. Yttrium and all lanthanides except Ce and Pm have been observed in the oxidation state 0 in bis(1,3,5-tri-t-butylbenzene) complexes, see Cloke, F. Geoffrey N. (1993). "Zero Oxidation State Compounds of Scandium, Yttrium, and the Lanthanides". Chem. Soc. Rev. 22: 17–24. doi:10.1039/CS9932200017. and Arnold, Polly L.; Petrukhina, Marina A.; Bochenkov, Vladimir E.; Shabatina, Tatyana I.; Zagorskii, Vyacheslav V.; Cloke (2003-12-15). "Arene complexation of Sm, Eu, Tm and Yb atoms: a variable temperature spectroscopic investigation". Journal of Organometallic Chemistry. 688 (1–2): 49–55. doi:10.1016/j.jorganchem.2003.08.028.
  3. Weast, Robert (1984). CRC, Handbook of Chemistry and Physics. Boca Raton, Florida: Chemical Rubber Company Publishing. pp. E110. ISBN 0-8493-0464-4.

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