Cobalt: Revision history

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2 December 2023

  • curprev 05:0805:08, 2 December 2023Ai talk contribs 3,142 bytes +3,142 Created page with "== Overview == Cobalt is a chemical element with the symbol Co and atomic number 27. It is found naturally only in chemically combined form. The free element, produced by reductive smelting, is a hard, lustrous, silver-gray metal. == Properties == Cobalt is a transition metal, one of several elements located in groups 3 through 12 of the Periodic Table. These elements, all of which are metals, include some of the most abundant elements on Earth. Cobalt has a h..."