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  1. Barium - Wikipedia

    Barium is a chemical element; it has symbol Ba and atomic number 56. It is the fifth element in group 2 and is a soft, silvery alkaline earth metal. Because of its high chemical reactivity, …

  2. Barium Swallow: What to Expect, Side Effects, and Cost

    Apr 10, 2017 · To do a barium swallow, you swallow a chalky white substance known as barium. It’s often mixed with water to make a thick drink that looks like a milkshake. When it’s …

  3. Barium | Uses, Compounds, & Facts | Britannica

    barium (Ba), chemical element, one of the alkaline-earth metals of Group 2 (IIa) of the periodic table. The element is used in metallurgy, and its compounds are used in pyrotechnics, …

  4. Barium - Element information, properties and uses | Periodic Table

    Element Barium (Ba), Group 2, Atomic Number 56, s-block, Mass 137.327. Sources, facts, uses, scarcity (SRI), podcasts, alchemical symbols, videos and images.

  5. Barium Facts - Element 56 or Symbol Ba - Science Notes and …

    Apr 28, 2024 · Barium is a chemical element with the symbol Ba and atomic number 56. It is an alkaline earth metal that is best known for the green color it adds to fireworks and for its use in …

  6. Barium | Toxic Substances | Toxic Substance Portal | ATSDR

    Barium is a silvery-white metal which exists in nature only in ores containing mixtures of elements. It combines with other chemicals such as sulfur or carbon and oxygen to form barium …

  7. Barium, Chemical Element - water, uses, elements, metal, number, …

    Barium was first isolated in 1808 by English chemist Sir Humphry Davy (1778-1829). In 1807 and 1808, Davy also discovered five other new elements: sodium, potassium, strontium, calcium, …

  8. Barium Element Facts - chemicool.com

    Barium is a metallic element chemically resembling calcium but more reactive. It is a soft, silvery metal and when cut it quickly turns a black color due to the formation of barium oxide, (BaO).

  9. Barium: Element Properties and Uses - samaterials.com

    Dec 5, 2025 · This article gives a brief overview of barium, covering its elemental introduction, chemical properties, physical data, common uses, and preparation methods.

  10. Barium - Wikiwand

    Barium is a chemical element; it has symbol Ba and atomic number 56. It is the fifth element in group 2 and is a soft, silvery alkaline earth metal. Because of ...