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  • Astatine - Wikipedia
    It is the rarest naturally occurring element in the Earth's crust, occurring only as the decay product of various heavier elements All of astatine's isotopes are short-lived; the most stable is astatine-210, with a half-life of 8 1 hours
  • Astatine | Symbol, Atomic Number, Uses, Properties, Facts | Britannica
    Astatine is a radioactive chemical element and the heaviest member of the halogen elements, or Group 17 (VIIa) of the periodic table Because astatine has no stable or long-lived isotopes, it was given its name from the Greek word astatos, meaning “unstable ”
  • Astatine Facts - The Rarest Natural Element
    Astatine (At) is a rare and highly radioactive element with atomic number 85 It is part of the halogen group (Group 17) in the periodic table, which also includes fluorine, chlorine, bromine, and iodine Unlike the other halogens, astatine has no stable isotopes
  • Astatine - Element information, properties and uses | Periodic Table
    A mass spectrometer has been used to confirm that astatine behaves chemically like other halogens, particularly iodine Astatine has no known biological role It is toxic due to its radioactivity Astatine can be obtained in a variety of ways, but not in weighable amounts
  • Astatine compounds - Wikipedia
    Astatine compounds Astatine compounds are compounds that contain the element astatine (At) As this element is very radioactive, few compounds have been studied Less reactive than iodine, astatine is the least reactive of the halogens [1]
  • Astatine | At (Element) - PubChem
    Chemical element, Astatine, information from authoritative sources Look up properties, history, uses, and more
  • Astatine: Element Properties and Uses - samaterials. com
    Astatine (At) is a rare, highly radioactive halogen with a short half-life It is the least abundant natural element and is primarily used in medical research, particularly in targeted cancer therapies
  • The rarest element on Earth could revolutionize cancer treatment
    Astatine is the rarest naturally occurring element on Earth and among the least explored in the periodic table True to its Greek name meaning "unstable," it exists only fleetingly in nature
  • Understanding Astatine: The Rarest Halogen Element
    Explore the fascinating world of Astatine, the rarest and most radioactive member of the halogen group Discover its historical background, physical and chemical properties, and its potential uses in medicine and research Learn why this enigmatic element continues to intrigue scientists
  • Astatine Facts, Symbol, Discovery, Properties, Uses
    Astatine (pronounced as AS-teh-teen) is a non-metal represented by the chemical symbol At, and belongs to the family of halogens [1] It is not diatomic as it contains only one atom





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