A radioactive, metallic chemical element, one of the actinides, initially produced by bombarding americium with high-energy alpha particles in a cyclotron, and now prepared by intense neutron bombardment of plutonium: symbol, Bk; at. no. 97
a radioactive transuranic element; discovered by bombarding americium with helium
Find another word for bk. In this page you can discover 2 synonyms, antonyms, idiomatic expressions, and related words for bk, like: berkelium and atomic number 97.