67 Ho
Lanthanide
Holmium
Strongest magnetic moment.
Properties of Holmium
- Atomic number (Z)
- 67
- Symbol
- Ho
- Atomic mass
- 164.93 g/mol
- Category
- Lanthanide
- Group
- 3
- Period
- 6
- Electron configuration
- [Xe] 4f¹¹ 6s²
- Electronegativity (Pauling)
- 1.23
- Atomic radius
- 226 pm
- First ionization energy
- 581 kJ/mol
- Melting point
- 1734 K (1460.8 °C)
- Boiling point
- 2993 K (2719.8 °C)
- Density
- 8.795 g/cm³
- Phase at 25 °C
- Solid
- Discovered
- Discovered in 1878
Frequently asked questions
What is Holmium?
Holmium (Ho) is a lanthanide, element number 67 on the periodic table. Strongest magnetic moment.
What is the atomic number and atomic mass of Holmium?
Holmium has atomic number 67 and an atomic mass of about 164.93 g/mol.
What is the electron configuration of Holmium?
The electron configuration of Holmium is [Xe] 4f¹¹ 6s².
Where is Holmium on the periodic table?
Holmium sits in group 3, period 6, and is classified as a lanthanide.