ONLINE
ETYMOLOGY DICTIONARY:
- radioactive element, named 1947, from Greek astatos "unstable" (see astatic) + chemical suffix -ine (2). So called for its short half-life and lack of stable isotopes. "The element appears not to have a stable form and probably does not exist in nature" [Flood, "Origin of Chemical Names"].
- WIKIPEDIA
Astatine At Greek ἄστατος (astatos) unstable Greek astatos "ἄστατος" (astatos) means "unstable".[6]
No comments:
Post a Comment