Sc
I-Scandium
Ingxenye 21 · 44.956 u
I-Scandium iyinsimbi encane esetshenziswa ukuqinisa ama-alloys e-aluminium.
Izici Zobuchopho
| I-Atom Mass | 44.956 u |
| Ubukhulu | 2.989 g/cm³ |
| Izinga lokuncibilika | 1814.0 K |
| Izinga lokubopha | 3109.0 K |
| Ukubonakala | Isibhakabhaka-simhlophe esimnyama |
| Isimo ku-Room Temp | Iqinile |
Izici ze-chemical
| Electronegativity | 1.36 (I-Pauling) |
| I-Ionization Energy | 633.1 kJ/mol |
| I-electron affinity | 18.1 kJ/mol |
| I-Oxidation States | +1, +2, +3 |
Izici ze-Atom
| I-electron | [Ar] 3d1 4s2 |
| I-Atom Radius | 162.0 pm |
| I-Covalent Radius | 170.0 pm |
| I-Van der Waals Radius | 211.0 pm |
Ukuqapha
| Itholakele ngu | Lars Fredrik Nilson |
| Unyaka wokuqamba | 1879 |
| Indawo | i-Uppsala, i-Sweden |
| Ibizwa nge | isi-Latin 'Scandia' isho Scandinavia |
Malunga I-Scandium
I-Scandium iyinsimbi eqinile, emhlophe emhlophe eshintshayo ehlukaniswe njengengxenye yeplanethi encane. Ithuthukisa i-tint emnyama lapho i-oxidized. I-Scandium ivame kakhulu emigwaqweni kodwa ivame kakhulu emhlabeni ezindaweni eziqokiwe.
Izisebenziso
I-aluminium-scandium alloys ye-aerospace, imishini yezemidlalo, kanye ne-high-intensity metal halide lamps.
Iqiniso elijabulisayo
I-Scandium ihlukaniswe kakhulu eqhwa leplanethi ukuthi izikhundla eziqoshiwe ziyingozi, zenza kube ngcono kunezinto eziningi zeplanethi ezivamile.
Isibonisi
| Inani le-mass | Ubukhulu | Isikhathi esingu-half-life | Iqinile |
| 45 | 1.0% | - | Yebo |
I-electron
[Ar] 3d1 4s2