
Cobalt - Wikipedia
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 …
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Cobalt | History, Uses, Facts, Physical & Chemical Characteristics
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 …
Cobalt | Uses, Properties, & Facts | Britannica
May 26, 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 | Co (Element) - PubChem
Cobalt is a chemical element with symbol Co and atomic number 27. Classified as a transition metal, Cobalt is a solid at 25°C (room temperature). J.C. Slater, J Chem Phys, 1964, 41 (10), …
Cobalt Definition, Facts, Symbol, Discovery, Property, Uses
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 …
Cobalt Chemistry | Cobalt Institute
Cobalt is a chemical element with the symbol Co and atomic number 27. It is a by-product of copper and nickel mining. The physico-chemical properties of cobalt allow for a hard wearing, …
Cobalt
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Cobalt - HyperPhysics
Cobalt is a silvery-white metal, with a slight reddish tinge. It occurs in the minerals smaltite and safflorite with the composition CoAs 2 . Cobalt also forms an arsenide with the content CoAs 2 …