Aluminium - Wikipedia
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.
Aluminum | Uses, Properties, & Compounds | Britannica
2024年9月17日 · Aluminum is the most abundant metallic element in Earth ’s crust and the most widely used nonferrous metal. Because of its chemical activity, aluminum never occurs in the metallic form in nature, but its compounds are present to a greater or lesser extent in almost all rocks, vegetation, and animals.
Aluminum vs. Aluminium: Is There a Difference? - Merriam-Webster
The form aluminum is in common use in mining, manufacturing, and the trade in the United States; the form aluminium is used with practical uniformity in Great Britain and generally by chemists in the United States.
Aluminium - Element information, properties and uses
Element Aluminium (Al), Group 13, Atomic Number 13, p-block, Mass 26.982. Sources, facts, uses, scarcity (SRI), podcasts, alchemical symbols, videos and images.
Aluminium - Wikiwand
Aluminium 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 ...
Facts About Aluminum - Live Science
2014年9月29日 · Properties, uses and sources of the element aluminum. Also known as aluminium, the name was changed by the American Chemical Society in 1925.
Aluminium - Simple English Wikipedia, the free encyclopedia
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.
Aluminum - introduction, properties, manufacture, and uses
2024年1月21日 · In short, you'd probably come up with a material like aluminum (spelled aluminium in some countries—and that's also the official IUPAC spelling). It's the commonest metal in Earth's crust (making up ~8 percent of it), the third most plentiful chemical element on our planet (only oxygen and silicon exist in greater quantity), and the second ...
Aluminium | Properties, Position On Periodic Table & Uses
2019年12月3日 · Introduction Aluminium is a light weight metal with silvery white appearance [1]. It is denoted by symbol “Al”. In Purest form, the aluminium metal is bluish- white in colour. Position in Periodic table It belongs to group 13 of the periodic table. This group has 3 electrons in their outermost shell.
Aluminum (Al) - Periodic Table
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.