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rutherfordium
[ ruhth-er-fawr-dee-uhm, -fohr-, ruhth- ]
noun
- 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
Word History and Origins
Origin of rutherfordium1
Word History and Origins
Origin of rutherfordium1
Example Sentences
Over the course of 30 years, his inventions contributed to the discovery of americium, curium, berkelium, californium, einsteinium, fermium, mendelevium, nobelium, lawrencium, rutherfordium, dubnium and seaborgium.
Many are named after great scientists: einsteinium, curium, fermium, mendelevium, bohrium and rutherfordium.
Out go thorium, uranium and plutonium, along with a whole bestiary of synthetically-created elements - rutherfordium, seaborgium, ununpentium, einsteinium - which only ever exist momentarily as part of a lab experiment, before radioactively decomposing.
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