Dysprosium
Chemical, physical and material properties and data of the chemical element Dysprosium.
General Information about Dysprosium
Regular nameDysprosiumChemical symbolDyOther namesSystematic nameHistorical namesName meaning, originDiscovery (year)OccurencePosition in the PSEGroup membership
Atomar Properties of Dysprosium
Atomic number Z66 = number of protonsStandard Atomic Weight162.500 (1)
Electron configuration of Dysprosium
| 1s | 2s | 2p | 3s | 3p | 3d | 4s | 4p | 4d | 4f | 5s | 5p | 5d | 5f | 6s | 6p | 6d | 6f | 7s | 7p |
|---|
| 2 | 2 | 6 | 2 | 6 | 10 | 2 | 6 | 10 | 10 | 2 | 6 | | | 2 | | | | | |
Abbreviated form: [Xe] 4f10 6s2 .
Ionization Energies of Dysprosium
The following table lists the ionization energies IE (ionization potentials); the IE is the energy required in electron volts (eV) per atom to separate a given electron from an Dysprosium atom.
| IE1 | IE2 | IE3 | IE4 |
|---|
| 5.9389 | 11.67 | 22.8 | 41.4 |
Isotopic Data of Dysprosium
An overview of the nuclides as well as the isotopic data and properties are listed on the following page: Dysprosium isotopes.
Chemistry of Dysprosium
Oxidation states+3Electronegativity1.1 (Pauling original)
1.22 (Pauling)Electron affinity0.352 eV
33.96 kJ mol-1
Material and Physical Properties
Melting point1412 °CEnthalpy of fusion (molar)11.06 kJ mol-1Boiling point2567 °CEnthalpy of vaporization293 kJ mol-1Density8.540 g cm-3
External Data, Identifiers
CAS registry number7429-91-6InChI =1S/DyInChIKeyKBQHZAAAGSGFKK-UHFFFAOYSA-NPubChem ID23912
Last update: 2022-12-12
Perma link: https://www.chemlin.org/chemical-elements/dysprosium.php
© 1996 - 2023 ChemLin
