Berkelium -

(symbol Bk , atomic number 97 ) is a synthetic, silvery-white radioactive metal belonging to the actinide series of the periodic table. Overview and Discovery

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

: The element is named after the city of Berkeley, California , following the trend of its predecessor, terbium (named after Ytterby, Sweden). (symbol Bk , atomic number 97 ) is