91
Pa
231.04

Protactinium

Element density: 15.37 g/cm3
Electron configuration:

[Rn]5f26d17s2

Oxidation states: +4,5

Major edges

What are these symbols?
L316733
M43611
M53442
N6371
N7360
O4594

Minor edges

L121105
L220314
M15367
M25001
M34174
N11387
N21224
N31007
N4743
N5708
O1310
O23223

Considerations

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