5D(2) Chan Ka Wai 5D(9) Li Yin 5D(10) Li Yuet Ting 5D(20) Tam Pik Wan.
5
5D(2) Chan Ka Wai 5D(9) Li Yin 5D(10) Li Yuet Ting 5D(20) Tam Pik Wan
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Transcript of 5D(2) Chan Ka Wai 5D(9) Li Yin 5D(10) Li Yuet Ting 5D(20) Tam Pik Wan.
5D(2) Chan Ka Wai 5D(9) Li Yin 5D(10) Li Yuet Ting 5D(20) Tam Pik Wan
USES OF SCANDIUM• aerospace components (Fig.1)
• athletic equipment (Fig. 2)
• Increase the strength of metal
• inhibits the oxidation
• inhibits the corrosion
• prevent UV
Fig. 2
Fig. 1
Fig. 3
USES OF SCANDIUM• high-intensity lights• manufacture of fuel cells
• tent pole (Fig. 3, 4)
• frame of lightweight revolver
• tracing agent of oil refineries• produces high-index film layers
Fig. 4
COMPOUNDS• Scandium (III) chloride (Fig. 5)
• Hexahydrate (ScCl3•6H2O)
• Scandium(III) oxide, scandia (Sc2O3)
• Scandium triflate
• Scandium iodide (ScI3)
Fig. 5
Fig. 6 scandium compounds