Kaya
Scanidum, 21Sc | |
Lambar Atomic (Z) | 21 |
Lokaci a STP | m |
Mallaka | 1814 k (1541 ° C, 2806 ° F) |
Tafasa | 3109 k (2836 ° C, 5136 ° F) |
Density (kusa da RT) | 2.985 g / cm3 |
Lokacin da ruwa (a MP) | 2.80 g / cm3 |
Zauni da Fusion | 14.1 KJ / MOL |
Zafi na vaporization | 332.7 KJ / MOL |
Motar zafi | 25.52 J / (Mol · c |
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Scandium Oxide
Scanium (iii) oxide ko Scandia wani fili ne na inorganic tare da tsarin SC2O3. Bayyanar tana da farin foda na tsarin Cubic. Yana da maganganu daban-daban kamar Sconium trioxide, Scanium (iii) oxide da sikelium sesquioxide. Abubuwan da ke da ilimin kimiyyarsu suna da kusanci da sauran kaskantar da sauran ƙasƙanci ƙasa ƙasa kamar La2O3, Y2O3 da Lu2o3. Yana daya daga cikin dimbin yawa na abubuwan duniya mai wuya tare da melting matsayi. Dangane da fasaha na yanzu, SC2O3 / Treo na iya zama 99.999% a sama. Yana da narkewa a cikin zafi mai zafi, duk da haka insolble cikin ruwa.