Scandium 5E 27,28,38,41.

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Presentation transcript:

Scandium 5E 27,28,38,41

Scandium Properties Scandium metal soft metal Silvery appearance Scandium exists naturally exclusively as the isotope 45Sc Sc3+ Phase: Solid Density: 2.985 g·cm−3 Melting point: 1541 °C Boiling point: 2836 °

Scandium Characteristics Sc2O3 And Sc(OH)3 Amphoteric Sc(OH)3 + 3 OH− → Sc(OH)3- 6 Sc(OH)3 + 3 H+ + 3 H2O → [Sc(H2O)6]3+ Non-Toxic

Scandium Application (Al2Sc3) Aluminium-Scandium Alloys Minor aerospace industry components Around 0.1 - 0.5 % content of Scandium Baseballs Bat Bicycle frames and Component

Scandium Application (Sc2O3) Scandium Oxide High-intensity Discharge Lamps

Scandium Application (ScI3+NaI) Scandium Iodide + Sodium Iodide Modification of Lamps Modification of TV cameras

Scandium Application (46Sc) Radioactive Isotope 46Sc Oil refineries (煉油廠) as a tracing agent