Statements (23)
| Predicate | Object |
|---|---|
| gptkbp:instance_of |
gptkb:government_agency
|
| gptkbp:bfsLayer |
6
|
| gptkbp:bfsParent |
gptkb:The_Silencers_(2010)
|
| gptkbp:color |
Black or dark brown
|
| gptkbp:discovered_by |
gptkb:Dale_R._Corson
|
| gptkbp:dissolved |
Insoluble
|
| gptkbp:environmental_impact |
Highly toxic
|
| gptkbp:has_gameplay_element |
gptkb:Astatine
|
| gptkbp:has_symbol |
At
|
| https://www.w3.org/2000/01/rdf-schema#label |
Agent Astatine
|
| gptkbp:ingredients |
At
|
| gptkbp:is_used_in |
Nuclear Chemistry
|
| gptkbp:isotopes |
gptkb:Astatine-210
gptkb:theorem 85 |
| gptkbp:lifespan |
8.1 hours
|
| gptkbp:melting_point |
337 ° C
113.7 ° C |
| gptkbp:members |
Halogens
|
| gptkbp:occurs_in |
Trace amounts
|
| gptkbp:population |
7.0 g/cm³
|
| gptkbp:uses |
Radiotherapy
|
| gptkbp:year_created |
gptkb:1940
|