Atomic number 72Hf
Hafnium
হাফনিয়াম
- Transition metal
- Group 4
- Period 6
- Atomic mass 178.490 u
- Solid
- Electrons per shell
- 2, 8, 18, 32, 10, 2
- Electron configuration
- [Xe] 4f14 5d2 6s2
- Nucleus
- 72 protons, 108 neutrons
Speed1×
- Group
- 4
- Period
- 6
- Block
- d-block
- Category
- Transition metal
- State at 25 °C
- Solid