Aluminium (or aluminum in North American English) is a chemical element; it has symbol Al and atomic number 13. It has a density lower than that of other common metals, about one-third …

2025年3月28日 · British chemist Sir Humphry Davy had prepared (1809) an iron-aluminum alloy by electrolyzing fused alumina (aluminum oxide) and had already named the element …

Aluminium (in American English: Aluminum) is a chemical element. The symbol for aluminium is Al, and its atomic number is 13. Aluminium is the most abundant metal. It is a mononuclidic …

Aluminium, or Aluminum in American spelling, is an ancient metal and has a diverse range of uses. It was discovered in 1824 and its light weight, high electrical conductivity and high …

2005年5月17日 · Aluminium is the world’s most abundant metal and is the third most common element comprising 8% of the earth’s crust. The versatility of aluminium makes it the most …

Aluminum naturally produces a thin oxide covering that protects the metal from further interaction with the environment. Aluminum alloys are less corrosion resistant than pure Aluminium …

In complex ions or molecules, Aluminium often adopts an octahedral geometry, with six atoms, ions, or molecules surrounding the central Aluminium atom. However, tetracoordinated and …

2023年4月15日 · Aluminium is the most prevalent metallic element in the Earth’s crust (8.23% by mass) and the third most plentiful element overall (after oxygen and silicon). Aluminium is …

Aluminium (or aluminum; see different endings) is a chemical element in the boron group with symbol Al and atomic number 13. It is a silvery-white, soft, nonmagnetic, ductile metal. …

Aluminium is a light metal which has a silvery white colour in its pure state and which is so soft that it can easily be stretched and used to make fine wires. It is also suitable for rolling into thin …