Hua
Scandum, 21sc | |
Tau Atomita (Z) | 21 |
Wahanga i Stp | totoka |
Hanumi wāhi | 1814 K (1541 ° C, 2806 ° F) |
Kohua | 3109 k (2836 ° C, 5136 ° F) |
Te mata (tata ki te rt) | 2.985 G / CM3 |
I te wai (i te MP) | 2.80 G / CM3 |
Tuhinga o mua | 14.1 kj / mol |
Te wera o te vaborization | 332.7 KJ / Mol |
Te kaha wera olala | 25.52 J / (mol · k) |
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Ko te Oxide Oxndium
Scandum (III) Oxide, scandia ranei he pūhui whaikorero me te tauira SC2O3. Ko te ahua he pai te paura ma o te punaha cubic. He rereke nga korero penei i te scandum trioxide, scandum (iii) oxide me te scandum sesquioxide. Ko ona rawa-matū-matū kei te tino tata ki etahi atu o nga momo whenua onge penei i te La2o3, Y2O3 me LUB2O3. Ko tetahi o nga kohinga o nga waahanga o te ao onge me te waahi rewa teitei. I runga i te hangarau o tenei wa, ko te SC2O3 / Treo te 99.999% i runga ake. Ko te whakarewanga i roto i te waikawa wera, heoi, kua ngoikore ki te wai.