Element Facts
Storyboard Popis
element chart - elements chart, atomic theory, atomic mass, atomic number
Storyboard Text
- Skluzavka: 1
- Al
- Atomic Number: 13Atomic Mass: 27 (also has a natural isotope with an atomic mass of 26) Number of Protons: 13Number of Neutrons: 14Number of Electons: 13
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- Skluzavka: 2
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- Skluzavka: 3
- - Aluminum ore is known as bauxite.- Electrolysis is used in the purification of aluminum.- It is the second most abundant metallic element in the Earth's crust after silicon.- Aluminum oxidizes very easily and pieces of aluminum are normally coated with a layer of aluminum oxide. - The metal was first extracted by Hans Christian Ørsted in 1825.
- Skluzavka: 4
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- Density: 2.7g/cm3Boiling Point: 2470oC (4478oF)Melting Point: 660.3oC (1220.58oF)Isotopes: 22
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- Skluzavka: 5
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- Low densityGood conductorNot very reactive due to the thin layer of aluminum oxide on the surface
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- Skluzavka: 6
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Přidělení Obrazu
- 30032014_AME9663 - mezinecreation - (Licence Attribution, Non Commercial )
- Airplane - Seabamirum - (Licence Attribution )
- Aluminum foil, close up - wuestenigel - (Licence Attribution )
- Soda - mdid - (Licence Attribution )
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