About 767,000 results
Open links in new tab
  1. Cobalt - Wikipedia

    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 natural meteoric iron. The free element, produced by reductive smelting, is …

  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. About Cobalt - Cobalt Institute

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

  5. Cobalt Facts and Physical Properties - ThoughtCo

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

  6. 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 …

  7. 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. - …

  8. 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 …

  9. COBALT Definition & Meaning - Merriam-Webster

    The meaning of COBALT is a magnetic metallic element that is used especially in alloys, in batteries, and as a pigment in paint and glass. Did you know?

  10. Cobalt - Simple English Wikipedia, the free encyclopedia

    People need cobalt compounds in small amounts, but cobalt is toxic in large quantities. Sometimes cobalt compounds were added to beer, and people that drank it were poisoned.