Berkelium -

: It was first synthesized in December 1949 by Stanley G. Thompson, Albert Ghiorso, and Glenn T. Seaborg at the University of California, Berkeley.

: The element is named after the city of Berkeley, California , following the trend of its predecessor, terbium (named after Ytterby, Sweden). berkelium

: It is produced by bombarding lighter elements, such as americium-241, with alpha particles in a cyclotron. Physical and Chemical Properties Berkelium–carbon bonding in a tetravalent berkelocene : It was first synthesized in December 1949 by Stanley G