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  1. 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 alloys of …

  2. Cobalt | Uses, Properties, & Facts | Britannica

    Nov 27, 2025 · cobalt (Co), chemical element, ferromagnetic metal of Group 9 (VIIIb) of the periodic table, used especially for heat -resistant and magnetic alloys.

  3. Cobalt - Element information, properties and uses | Periodic Table

    Element Cobalt (Co), Group 9, Atomic Number 27, d-block, Mass 58.933. Sources, facts, uses, scarcity (SRI), podcasts, alchemical symbols, videos and images.

  4. WebElements Periodic Table » Cobalt » the essentials

    Cobalt is a brittle, hard, silver-grey transition metal with magnetic properties similar to those of iron (ferromagnetic). Cobalt is present in meteorites. Ore deposits are found in Zaire, Morocco and Canada.

  5. About Cobalt - Cobalt Institute

    Cobalt is a critical and essential element used across various sectors of the global economy: electronics, automotive, aerospace, and healthcare.

  6. Cobalt: Definition, Meaning, and Significance Explained

    Cobalt is a chemical element with the symbol Co and atomic number 27. It is a part of the transition metals group and can be found naturally in the earth's crust in various mineral forms. This silver …

  7. Cobalt Facts and Physical Properties - ThoughtCo

    Jun 10, 2025 · Get periodic table facts on the chemical and physical properties of the element cobalt.

  8. Cobalt Element Facts - chemicool.com

    Since ancient times cobalt compounds have been used to produce blue glass and ceramics. The element was first isolated by Swedish chemist George Brandt in 1735. He showed it was the …

  9. Understanding Cobalt: Properties, Uses, and Applications

    - 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, and pigments. - …

  10. Cobalt (Co) - Definition, Preparation, Properties, Uses, Compounds ...

    Jan 21, 2025 · With detailed examples, we’ll explore how cobalt’s unique properties fuel advancements in electronics, healthcare, and sustainable energy. Dive into the vibrant world of cobalt and discover …