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Aluminium (or aluminum in North American English) is a chemical element; it has symbol Al and atomic number 13. Aluminium has a density lower than that of other common metals, about one-third that of steel. It has a great affinity towards oxygen, forming a protective layer of oxide on the surface when exposed to air.
Element Aluminium (Al), Group 13, Atomic Number 13, p-block, Mass 26.982. Sources, facts, uses, scarcity (SRI), podcasts, alchemical symbols, videos and images.
Aluminum is the 13th element in the periodic table and has a symbol of Al and atomic number of 13. It has an atomic weight of 26.98154 and a mass number of 27. Aluminum has thirteen protons and fourteen neutrons in its nucleus, and thirteen electrons in three shells.
Aluminum is a chemical element with symbol Al and atomic number 13. Classified as a post-transition metal, Aluminum is a solid at room temperature.
17 wrz 2024 · aluminum (Al), chemical element, a lightweight silvery white metal of main Group 13 (IIIa, or boron group) of the periodic table. Aluminum is the most abundant metallic element in Earth’s crust and the most widely used nonferrous metal.
Aluminum (in British English: Aluminium) is a chemical element. The symbol for aluminum is Al, and its atomic number is 13. aluminum is the most abundant metal. It is a mononuclidic element.
10 maj 2021 · Basic Aluminum Facts. Name: Aluminum. Atomic Number: 13. Element Symbol: Al. Group: 13. Period: 3. Block: p. Element Family: Basic Metal. Atomic Mass: 26.981 5385(7) Electron Configuration: [Ne]3s 2 3p 1 (shorthand) or 1s 2 2s 2 2p 6 3s 2 3p 1 (full) Discovery: Hans Christian Ørsted in 1807. Alum was a commonly known substance since ancient times.
