时间:2022-03-23 20:58:11
n.
【化学】第108号元素。
a radioactive transuranic element
同义词:Hs, element 108, atomic number 108,
Hassium is a chemical element with symbol Hs and atomic number 108, named in honor of the German state of Hesse. It is a synthetic element (an element that can be created in a laboratory but is not found in nature) and radioactive; the most stable known isotope, 269Hs, has a half-life of approximately 9.