Element-110
noun, Chemistry, Physics.
1.
.
[uhn-uh-nil-ee-uh m] /ˌʌn əˈnɪl i əm/
noun, Chemistry, Physics.
1.
former name of . Symbol: Uun.
[dahrm-stat-ee-uh m] /dɑrmˈstæt i əm/
noun, Chemistry, Physics.
1.
a superheavy, synthetic, radioactive element with a very short half-life. Symbol: Ds; atomic number: 110.
noun
a synthetic chemical element, element 110 of the periodic chart (Ds) in the same group as nickel, palladium, and platinum
Word Origin
1984; formerly ununnilium or Eka-Platinum
darmstadtium
(därm’shtät’ē-əm)
Symbol Ds
A synthetic radioactive element, first produced by bombarding lead atoms with nickel atoms. The isotope first synthesized has a mass number of 269 and a half-life of 0.18 milliseconds. Atomic number 110. See Periodic Table.
ununnilium
(ə-nə-nĭl’ē-əm)
The temporary name given to chemical element 110. This element has now been officially named darmstadtium. The symbol for ununnilium was Uun.
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