Ho
Holmium ine yakanyanya magnetic nguva yese inoitika zvakasikwa zvinhu.
Maitiro ekushandisa
| Atomic radius: | 164.93 u |
| Kuomarara | 8.795 g/cm³ |
| Kutonhora Point | 1734.0 K |
| Kutonhora Point | 2993.0 K |
| Kuoneka | Silvery- white metallic |
| State at Room Temp | _Kukanganisa: |
Chemical zvinhu
| Electronegativity | 1.23 (Pauling) |
| 1st Ionization Energy | 581.0 kJ/mol |
| Electronegativity: | 32.61 kJ/mol |
| Oxygen | +2, +3 |
Atomic Properties
| Kuisa Kugadzirisa | [Xe] 4f11 6s2 |
| Atomic radius: | 176.0 pm |
| Covalent Radius | 192.0 pm |
| Van der Waals radius | 216.0 pm |
Discovery
| Yakawanikwa ne | Per Teodor Cleve |
| Kuonekwa kwegore | 1878 |
| _Panzvimbo: | Uppsala, Sweden |
| Akapihwa zita mushure me | Latin 'Holmia' zvinoreva Stockholm |
Nezve Holmium
Holmium is a soft, silvery, bright metallic rare earth element with the highest magnetic moment of any naturally occurring element. It is relatively stable in dry air at room temperature.
Mashandisiro & Maapplication
Ma magnets, ma nuclear reactor control rods, ma lasers ehutano (holmium: YAG), uye spectrophotometer calibration.
Nhoroondo yemitambo
Holmium ine yakanyanya magnetic nguva yese inoitika zvakasikwa zvinhu uye inoshandiswa kugadzira mamwe epamusoro artificial magnetic maindasitiri.
Isotopes
| Mamwe marudzi ezvinyorwa | Kuwanda | Half-Life | _Kuchengeta |
| 165 | 1.0% | - | _Ndiani |
Kuisa Kugadzirisa
[Xe] 4f11 6s2