pafupi1

Zogulitsa

Scandium, 21Sc
Nambala ya atomiki (Z) 21
Gawo pa STP olimba
Malo osungunuka 1814 K (1541 °C, 2806 °F)
Malo otentha 3109 K (2836 °C, 5136 °F)
Kuchulukana (pafupi ndi rt) 2.985 g/cm3
pamene madzi (pa mp) 2.80 g/cm3
Kutentha kwa kusakanikirana 14.1 kJ/mol
Kutentha kwa nthunzi 332.7 kJ/mol
Mphamvu ya kutentha kwa molar 25.52 J/(mol·K)
  • Scandium Oxide

    Scandium Oxide

    Scandium(III) Oxide kapena scandia ndi chinthu chosapangidwa ndi zinthu zachilengedwe chomwe chili ndi formula ya Sc2O3. Maonekedwe ake ndi ufa woyera wosalala wa cubic system. Uli ndi mawonekedwe osiyanasiyana monga scandium trioxide, scandium(III) oxide ndi scandium sesquioxide. Makhalidwe ake a physico-chemical ali pafupi kwambiri ndi ma oxide ena a rare earth monga La2O3, Y2O3 ndi Lu2O3. Ndi imodzi mwa ma oxide angapo a rare earth elements omwe ali ndi malo osungunuka kwambiri. Kutengera ndi ukadaulo wamakono, Sc2O3/TREO ikhoza kukhala 99.999% pamwamba kwambiri. Imasungunuka mu asidi wotentha, koma sisungunuka m'madzi.