Statements (14)
| Predicate | Object |
|---|---|
| gptkbp:instanceOf |
isotope
|
| gptkbp:atomicNumber |
82
|
| gptkbp:containsElement |
gptkb:lead
|
| https://www.w3.org/2000/01/rdf-schema#label |
221Pb
|
| gptkbp:massNumber |
221
|
| gptkbp:mode |
alpha decay
|
| gptkbp:neutrons |
139
|
| gptkbp:parent |
gptkb:217Bi
gptkb:225Ac |
| gptkbp:protons |
82
|
| gptkbp:radioactive |
true
|
| gptkbp:symbol |
gptkb:Pb
|
| gptkbp:bfsParent |
gptkb:Lead
|
| gptkbp:bfsLayer |
6
|