Protactinium
Protactinium
is a radioactive element used in nuclear reactors and as a precursor to uranium.
Atomic Structure
Atomic Information
Property
Value
Atomic Number
91
Symbol
Pa
Atomic Mass
231.04 u
Electron Configuration
[Rn] 5f
2
6d
1
7s
2
State at Room Temperature
Solid
Uses of Protactinium
Used as a precursor in the production of uranium and other radioactive elements.
Used in nuclear research and as a neutron source.