A silvery, metallic synthetic radioactive transuranicelement.
一种合成的银色放射性超铀金属元素。
2
A radioactive transuranicelement in the actinide series, artificially produced in trace amounts. Its longest-lived isotope is No255 with a half-life of3 minutes. Atomic number102.
锘在锕类元素中的一种放射性超铀元素,人工微量制造,其最长寿命的同位素是锘255,其。
3
A radioactive transuranic metallic element produced by bombarding with helium nuclei.