Berkelium

Actinide

Symbol: Bk

Atomic Number: 97

Standard State: Solid

Atomic Mass: 247.0703

Electron Configuration: [Rn]7s2 5f9

Electronegativity: 1.3

Atomic Radius: 244

Ionization Energy: 6.23

Melting Point: 1323

Boiling Point:

Density: 14

Year Discovered: 1949