Hf
Hafnium waa birta ka hortagga korontada ee loo isticmaalo qalabka xakamaynta ee nukliyeerka.
Eeg astaamaha
| Atomic mass | 178.49 u |
| Cidhiidhi | 13.31 g/cm³ |
| Natiijooyinka | 2506.0 K |
| Natiijooyinka | 4876.0 K |
| Muuqaalka | Steel madow metallic |
| Xaaladda heerkulka qolka | Cidhiidhi |
Eegista
| Electronegativity | 1.3 (Pauling) |
| 1st Ionization | 658.5 kJ/mol |
| Istaraatiijiyad | 17.18 kJ/mol |
| Nidaamka | +2, +3, +4 |
_Cusub:
| Nidaamka | [Xe] 4f14 5d2 6s2 |
| Awooda | 159.0 pm |
| Xaraf | 175.0 pm |
| Van der Waals | 212.0 pm |
Dib u eegista
| La Ogaaday | Dirk Coster, George de Hevesy |
| Sannadka la helay | 1923 |
| _Meel | Copenhagen, Denmark |
| Magacaabista | Latin 'Hafnia' macnaheedu waa Copenhagen |
_Warbixinta Hafnium
Hafnium waa lustrous, silvery birta madow chemically la mid ah zirconium. Waa mid aad u wanaagsan oo neutron absorber, si ka duwan zirconium. kala soocida labada waa muhiim u ah codsiyada nukliyeerka.
Barnaamijyada
Nuclear reactor xakamaynta rods, superalloys, microprocessor gate insulators (hafnium oxide), iyo plasma goynta tilmaamaha.
Xaqiiqo xiiso leh
Hafnium iyo zirconium waa sida chemically la mid ah oo ayna kala sooc ilaa 1923, haddana aynu ku xusno oo aynu ku xusno.
Isotoobyo
| Tirada | Tirada | Half-Life | Xasiloon |
| 177 | 0.186% | - | Haa |
| 178 | 0.2728% | - | Haa |
| 179 | 0.1362% | - | Haa |
| 180 | 0.3508% | - | Haa |
Nidaamka
[Xe] 4f14 5d2 6s2