Hafnium (Hf)
A fascinating transition metal element.
Hafnium is element 72 on the periodic table.
Element properties
- Atomic number
- 72
- Symbol
- Hf
- Atomic mass
- 178.49 u
- Category
- Transition Metal
- Period
- 6
- Group
- 4
- Block
- d
- State
- Solid
- Electron configuration
- [Xe] 4f14 5d2 6s2
- Electronegativity (Pauling)
- 1.3
- Density
- 13.31 g/cm³
- Melting point
- 2233 °C
- Boiling point
- 4603 °C