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berkelium
[ ber-kee-lee-uhm ]
noun
, Chemistry.
- a transuranic element. : Bk; : 97; : 249 (?).
berkelium
/ ˈbɜːklɪəm; bɜːˈkiːlɪəm /
noun
- a metallic transuranic element produced by bombardment of americium. Symbol: Bk; atomic no: 97; half-life of most stable isotope, 247Bk: 1400 years; valency: 3 or 4; relative density: 14 (est)
berkelium
/ bər-kē′lē-əm,bûrk′lē-əm /
- A synthetic, radioactive metallic element of the actinide series that is produced from americium, curium, or plutonium. Its most stable isotope has a half-life of about 1,400 years. Atomic number 97; melting point 986°C; valence 3, 4.
- See Periodic Table
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Word History and Origins
Origin of berkelium1
Discover More
Word History and Origins
Origin of berkelium1
C20: named after Berkeley 1, where it was discovered
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