Cobalt is a chemical element; it has symbol Co and atomic number 27. As with nickel, cobalt is found in the Earth's crust only in a chemically combined form, save for small deposits found in …

Jan 6, 2025 · Cobalt, metallic chemical element, one of the transition elements, atomic number 27. The metal is used especially for heat-resistant and magnetic alloys. A relatively large …

Cobalt is transition metal and was discovered in pure form in 1735. It is essential part of vitamin B 12. Its compounds are known as cobalt blue used to color pottery and glass. History and …

Apr 23, 2023 · Cobalt (Co) is a chemical element with the atomic number 27 and an atomic mass of 58.93 g/mol. It is a hard, brittle, and silver-gray metal that belongs to the transition metals …

Cobalt (pronunciation: KO-bolt) is a hard, lustrous silvery-blue element belonging to the group of transition metals, and it is represented by the chemical symbol Co [1, 2, 3]. It is chemically …

Feb 5, 2015 · Properties, sources and uses of the element cobalt. Some common forms of cobalt include cobalt-60 and cobalt chloride. Cobalt blue is a vivid color used in artwork.

Named from the German word meaning “goblin,” cobalt is a shiny, brittle, bluish-gray metal. It is a hard, stable metal unaffected by air or water and only slowly affected by acid. Cobalt is one of …

Cobalt is a chemical element with symbol Co and atomic number 27. Classified as a transition metal, Cobalt is a solid at room temperature. J.C. Slater, J Chem Phys, 1964, 41 (10), 3199 …

Nov 14, 2018 · Cobalt is atomic number 27 on the periodic table and element symbol Co. This hard, blue-gray transition metal is used in alloys and imparts a blue color to glass. Here are …

- Cobalt is a hard, metallic element symbolized as Co with an atomic number of 27. - This transition metal is crucial for various applications, such as rechargeable batteries, superalloys, …