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Discover the properties and uses of the rarely found metals Aluminum, Gallium, and Thallium. From construction to coloration, these metals play vital roles. Aluminum- abundant in Earth's crust, Gallium- solid and liquid states, Thallium- associated with health implications.
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Properties • Rarely found free in nature, if at all • Below boron are considered poor metals • Metals form +3 cations (Tl forms +1 and +3)
BBoron • Sodium tetraborate (borax) is a cleaner • Pyrex glass is borosilicate • Nuclear control rods
AlAluminum • From bauxite • Associated with Alzheimer’s • Construction • Wiring • Cans and foil • Rubies and sapphires • Most abundant metal in earth’s crust
GaGallium • Solid at room temperature • Liquid at body temperature