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rutherfordium
[ ruhth-er-fawr-dee-uhm, -fohr-, ruhth- ]
noun
, Chemistry, Physics.
- a superheavy, synthetic, radioactive element with a very short half-life. : Rf; : 104.
rutherfordium
/ ˌrʌðəˈfɔːdɪəm /
noun
- a transactinide element produced by bombarding californium-249 nuclei with carbon-12 nuclei. Symbol: Rf; atomic number.: 104; atomic wt: 261 Name in the former Soviet Unionkurchatovium
rutherfordium
/ rŭth′ər-fôr′dē-əm /
- A synthetic, radioactive element that is produced by bombarding plutonium with carbon or neon ions. Its most stable isotope is Rf 261 with a half-life of 62 seconds. Atomic number 104.
- See Periodic Table
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Word History and Origins
Origin of rutherfordium1
First recorded in 1965–70; officially assigned to element 104 in 1997; named after English physicist Ernest Rutherford; -ium ( def )
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Word History and Origins
Origin of rutherfordium1
C20: named after Ernest Rutherford
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