Statements (13)
| Predicate | Object |
|---|---|
| gptkbp:instance_of |
gptkb:isotope
|
| gptkbp:bfsLayer |
6
|
| gptkbp:bfsParent |
gptkb:Protactinium
|
| gptkbp:discovered_by |
gptkb:Glenn_T._Seaborg
|
| https://www.w3.org/2000/01/rdf-schema#label |
Protactinium-228
|
| gptkbp:isotopes |
91
|
| gptkbp:lifespan |
6.71 hours
|
| gptkbp:mass |
228
|
| gptkbp:mode |
gptkb:Uranium-228
|
| gptkbp:parent |
gptkb:Thorium-232
|
| gptkbp:symbol |
Pa-228
|
| gptkbp:type |
alpha emitter
|
| gptkbp:year_created |
gptkb:1949
|