pedyo1

Zvigadzirwa

Scandium, 21Sc
Nhamba yeAtomu (Z) 21
Chikamu paSTP yakasimba
Nzvimbo yekunyunguduka 1814 K (1541 °C, 2806 °F)
Pokufashaira 3109 K (2836 °C, 5136 °F)
Kuwanda (pedyo ne rt) 2.985 g/cm3
kana mvura (pa mp) 2.80 g/cm3
Kupisa kwekubatana 14.1 kJ/mol
Kupisa kwekupisa kwemhepo 332.7 kJ/mol
Kukwanisa kupisa kwemamolar 25.52 J/(mol·K)
  • Scandium Oxide

    Scandium Oxide

    Scandium(III) Oxide kana scandia chinhu chisina kugadzirwa chine fomura yeSc2O3. Chitarisiko chayo ihupfu hwakatsetseka hwe cubic system. Ine maitiro akasiyana akadai se scandium trioxide, scandium(III) oxide uye scandium sesquioxide. Hunhu hwayo hwe physico-chemical hwakafanana zvikuru nedzimwe rare earth oxides dzakadai seLa2O3, Y2O3 naLu2O3. Ndiyo imwe yema oxide akawanda e rare earth elements ane poindi yakakwira yekunyunguduka. Zvichibva pa tekinoroji iripo, Sc2O3/TREO inogona kunge iri pamusoro pe99.999%. Inonyunguduka mu hot acid, asi hainyunguduke mumvura.