Definición de astatine en inglés:

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astatine

Pronunciación: /ˈastətiːn/

sustantivo

[mass noun]
The chemical element of atomic number 85, a radioactive member of the halogen group. Astatine was first produced by bombarding bismuth with alpha particles, and it occurs in traces in nature as a decay product. (Symbol: At)
Oraciones de ejemplo
  • The halogens are a group of chemical elements that includes fluorine, chlorine, bromine, iodine, and astatine.
  • There is evidence that astatine behaves like iodine in the body.
  • By one estimate, no more than a millionth of a gram of astatine has ever been produced in the lab.

Origen

1940s: from Greek astatos 'unstable' + -ine4.

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