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lawrencium
[ law-ren-see-uhm ]
noun
, Chemistry.
- a synthetic, radioactive, metallic element. : Lr; : 103.
lawrencium
/ lɒˈrɛnsɪəm; lɔː- /
noun
- a transuranic element artificially produced from californium. Symbol: Lr; atomic no: 103; half-life of most stable isotope, 256Lr: 35 seconds; valency: 3
lawrencium
/ lô-rĕn′sē-əm /
- A synthetic, radioactive metallic element of the actinide series that is produced by bombarding californium with boron ions. Its most stable isotope is Lr 262 with a half-life of 3.6 hours. Atomic number 103.
- See Periodic Table
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Word History and Origins
Origin of lawrencium1
1960–65; Lawrence Radiation Laboratory, Berkeley, California + -ium
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Word History and Origins
Origin of lawrencium1
C20: named after Ernest Orlando Lawrence (1901–58), US physicist
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