Radium
Radium
is a radioactive alkaline earth metal used in some medical and industrial applications.
Atomic Structure
Atomic Information
Property
Value
Atomic Number
88
Symbol
Ra
Atomic Mass
226 u
Electron Configuration
[Rn] 7s
2
State at Room Temperature
Solid
Uses of Radium
Historically used in self-luminous paints.
Used in cancer treatment in earlier years.
