| Formula / Notation | Ho |
|---|---|
| CAS Number | 7440-60-0 |
| Molecular Weight | 164.93 |
| Melting Point | 1474.0 |
| Boiling Point | 2700.0 |
| Density | 8.8 |
| Solubility | Insoluble in water |
| Appearance | Soft, silvery, lustrous metal |
| Also Known As | Ho, holmium metal |
| Category | Elements |
What is Holmium?
Holmium is a soft, silvery rare earth metal, atomic number 67. Has the highest magnetic moment of any naturally occurring element (10.6 Bohr magnetons). Used in strong magnets and Ho:YAG lasers for surgical applications.
Formula & Notation
IUPAC Name: Holmium
Other Names / Synonyms: Ho, holmium metal
Properties & Characteristics
Physical Data
| Property | Value |
|---|---|
| Melting Point | 1474.0 |
| Boiling Point | 2700.0 |
| Density | 8.8 |
| Molecular Weight | 164.93 |
| Solubility | Insoluble in water |
| Appearance | Soft, silvery, lustrous metal |
Uses & Applications
Safety Information
Always consult the SDS/MSDS before handling any chemical. This information is for educational purposes only.
Key Facts
Frequently Asked Questions
Holmium is a soft, silvery rare earth metal, atomic number 67. Has the highest magnetic moment of any naturally occurring element (10.6 Bohr magnetons). Used in strong magnets and Ho:YAG lasers for surgical applications.
Ho:YAG laser (2.1 micron wavelength - used in urology, orthopaedics, ENT surgery). Strong magnets. Magnetic flux concentrators. Ho-166 cancer radiotherapy. Holmium oxide (yellowish colour) in cubic zirconia colouring.
Holmium metal: combustible powder. Holmium compounds: low toxicity. Irritant. Ho:YAG laser: powerful IR laser - serious eye hazard. Limited occupational exposure data. Handle with standard precautions.
The formula or notation for Holmium is: Ho