Berkelium has two electrons on the outer shell.
Berkelium has the valences 3+ and 4+.
Berkelium is extremely rare, radioactive and unstable; berkelium is not for sale.
Berkelium is a radioactive metal without odor.
At room temperature berkelium is paramagnetic.
Berkelium is a member of the actinoids family.
Berkelium has seven electron shells.
Berkelium has seven electron shells.
Berkelium has 97 electrons.
Berkelium has 97 electrons.
Berkelium has the valences 3+ and 4+.
Berkelium is a unique chemical element.
berkelium is synthetic
berkelium is american
Berkelium is extremely rare, radioactive and unstable; berkelium is not for sale.
The most common isotope , berkelium-249, has 152 neutrons.Number of neutrons = Mass number of an isotope - 97
Berkelium is an artificial element.
Any item has berkelium inside.