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Dysprosium

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Identification
Molecular formula
Dy
CAS number
7429-91-6
IUPAC name
dysprosium
State
State

At room temperature, dysprosium is in a solid state. It retains its structural integrity due to its metallic bonding, making it typical of many rare earth elements.

Melting point (Celsius)
1 407.00
Melting point (Kelvin)
1 680.00
Boiling point (Celsius)
2 567.00
Boiling point (Kelvin)
2 840.00
General information
Molecular weight
162.50g/mol
Molar mass
162.5000g/mol
Density
8.5400g/cm3
Appearence

Dysprosium is a rare earth element that appears as a silvery-white metal, often compared to terbium in its softness. When exposed to air, it tarnishes slowly due to the formation of an oxide layer. In its pure form, very thin pieces of dysprosium are silvery and lustrous, enhancing its metallic appearance.

Comment on solubility

Solubility of Dysprosium Compounds

Dysprosium (Dy) is a rare earth element that forms a variety of compounds, each exhibiting unique solubility characteristics. Here is a closer look at the solubility aspects of dysprosium:

  • Hydroxides: Dysprosium hydroxide (Dy(OH)3) has limited solubility in water, and typically precipitates out of solution at higher pH levels.
  • Nitrates: Dysprosium(III) nitrate (Dy(NO3)3) is quite soluble in water, making it suitable for various aqueous applications.
  • Oxides: Dysprosium oxide (Dy2O3) shows very low solubility in water but can dissolve in acidic solutions, illustrating the importance of pH in its solubility characteristics.
  • Complexes: Certain dysprosium complexes may exhibit altered solubility compared to their parent compounds, often affected by ligands or other metal ions in solution.

In summary, the solubility of dysprosium compounds varies greatly depending on their chemical structure and the environmental conditions. Factors such as temperature, pH, and the presence of other ions can significantly influence these solubility behaviors.

Interesting facts

Interesting Facts About Dysprosium

Dysprosium is an intriguing element that belongs to the rare earth metals group, symbolized as Dy with an atomic number of 66. Here are some captivating aspects of this lesser-known metal:

  • Unique Properties: Dysprosium is known for its exceptional magnetic properties, making it a crucial component in various high-performance magnets used in electric vehicles, wind turbines, and hard disk drives.
  • Invisibility in Nature: Unlike some elements that can be found freely in nature, dysprosium is rarely found as a free element. It is typically obtained from minerals such as monazite and xenotime.
  • Historical Significance: Discovered in 1886 by the French chemist Paul Émile Lecoq de Boisbaudran, dysprosium’s name derives from the Greek word "dysprositos," meaning "hard to get." This reflects the difficulty associated with its isolation from rare earth ores.
  • Applications in Technology: Beyond its use in magnets, dysprosium plays an essential role in the manufacturing of neutron absorbents in nuclear reactors and contributes to various catalysts in petroleum refining.
  • Color and White Light: Dysprosium compounds are known for their ability to produce a bright yellow color in incandescent light, which is utilized in various lighting applications.
  • Safety Considerations: While dysprosium itself is not exceedingly toxic, it poses potential health risks if ingested in significant quantities, highlighting the importance of handling it with care in laboratory environments.

In summary, dysprosium is more than just a rare earth element; it embodies a fascinating blend of unique properties and critical applications that span several industries. As scientists and students continue to explore its potential, dysprosium remains a vital piece in the puzzle of modern technology.

Synonyms
DYSPROSIUM
7429-91-6
Dy
UNII-1D4N45714Q
EINECS 231-073-9
1D4N45714Q
DYSPROSIUM, ELEMENTAL
DTXSID5064673
Dysprosium Metallicum
DTXCID3047631
231-073-9
Dysprosium Ion
MFCD00010982
disprosio
dysprosium atom
Dysprosium powder
Dysprosium standard
Dysprosium Standard: Dy @ 1000 microg/mL in 5% HNO3
Dysprosium Standard: Dy @ 10000 microg/mL in 5% HNO3
Dysprosium pieces
Dysprosium Nanofoil
Dysprosium foil, 3N
Dysprosium chips, 3N
Dysprosium ingot, 3N
DYSPROSIUM [MI]
66Dy
Ultra Thin Dysprosium Nanofoil
Dysprosium powder, -200 mesh
CHEBI:33377
Dysprosium Metal Organic Framework
Dysprosium Metal-Organic Framework
Dysprosium pieces, distilled dendritic
AKOS024257636
Dysprosium rod, 12.7mm (0.5in) dia
Dysprosium rod, 6.35mm (0.25in) dia
Dysprosium foil, 0.1mm (0.004in) thick
Dysprosium foil, 0.25mm (0.01in) thick
Chromium Carbide (Cr3C2) Sputtering Targets
NS00082475
Q1843
Dysprosium foil, 0.025mm (0.001in) thick
Dysprosium - Dy @ 1000 microg/mL in 5% HNO3
Dysprosium, rod, 50mm, diameter 2.0mm, cast, 99%
Dysprosium, rod, 50mm, diameter 6.35mm, cast, 99%
Dysprosium, rod, 100mm, diameter 6.35mm, cast, 99%
Dysprosium sputtering target, 50.8mm dia x 1.59mm thick
Dysprosium sputtering target, 76.2mm dia x 1.59mm thick
Dysprosium, foil, 25x25mm, thickness 0.1mm, as rolled, 99%
Dysprosium, foil, 50x50mm, thickness 0.1mm, as rolled, 99%
Dysprosium, wire reel, 100mm, diameter 0.5mm, hard, 99.9%
Dysprosium, wire reel, 100mm, diameter 1.0mm, hard, 99.9%
Dysprosium, wire reel, 25mm, diameter 1.0mm, hard, 99.9%
Dysprosium, wire reel, 50mm, diameter 0.5mm, hard, 99.9%
Dysprosium, wire reel, 50mm, diameter 1.0mm, hard, 99.9%
Dysprosium, foil, 100x100mm, thickness 0.125mm, as rolled, 99%
Dysprosium, foil, 25x25mm, thickness 0.125mm, as rolled, 99%
Dysprosium, foil, 25x25mm, thickness 0.25mm, as rolled, 99%
Dysprosium, foil, 50x50mm, thickness 0.125mm, as rolled, 99%
Dysprosium, foil, 50x50mm, thickness 0.25mm, as rolled, 99%
Dysprosium, foil, thickness 0.2 mm, size 25 x 25 mm, purity 99%
Dysprosium, foil, thickness 0.2 mm, size 25 x 50 mm, purity 99%
Dysprosium, foil, thickness 0.2 mm, size 25 x 75 mm, purity 99%
Dysprosium, lump, 25 mm max. lump size, weight 100 g, purity 99%
Dysprosium, powder, 10g, max. particle size 500 micron, 99.9%
Dysprosium, powder, 1g, max. particle size 500 micron, 99.9%
Dysprosium, powder, 5g, max. particle size 500 micron, 99.9%
Dysprosium, foil, thickness 0.50 mm, size 25 x 25 mm, tolerance 0.2
Dysprosium, foil, thickness 0.50 mm, size 50 x 50 mm, tolerance 0.2
Dysprosium, foil, not light tested, 25x25mm, thickness 0.005mm, as rolled, 99%
Dysprosium, foil, not light tested, 25x25mm, thickness 0.025mm, as rolled, 99.9%
Dysprosium, foil, not light tested, 50x50mm, thickness 0.025mm, as rolled, 99.9%
Dysprosium, foil, not light tested, 5x5mm, thickness 0.005mm, as rolled, 99%