Berkelium is in the period 7 of the Mendeleev table of chemical elements and in the group of actinides.
Berkelium is a member of the actinoids family.
Berkelium, with the chemical symbol Bk, is the chemical element with the atomic number 97.
berkelium is synthetic
berkelium is american
Berkelium is extremely rare, radioactive and unstable; berkelium is not for sale.
Berkelium has the valences 3+ and 4+.
Berkelium has 97 electrons.
Berkelium has 97 electrons.
Berkelium is an artificial element.
Any item has berkelium inside.
Berkelium is not a commercial product.
Berkelium is a metal.