Berkelium - Definition - Law Dictionary Home Dictionary Definition berkelium

Definition :

a chemical element of the transuranic series Chemical symbol Bk atomic number 97 atomic weight 247 It is a radioactive element with no stable isotopes the longest lived isotope is of mass number 24707 decaying by alpha emission with a half life of 1400 years The isotope with atomic weight 249 has a half life of 314 days and was isolated in weighable quantities