Statements (29)
| Predicate | Object |
|---|---|
| gptkbp:instanceOf |
gptkb:isotope
|
| gptkbp:appearance |
silvery
|
| gptkbp:atomicNumber |
84
|
| gptkbp:boilingPoint |
962°C
|
| gptkbp:CASNumber |
13981-52-7
|
| gptkbp:category |
post-transition metal
|
| gptkbp:decaysTo |
gptkb:lead-206
|
| gptkbp:discoveredBy |
gptkb:Otto_Hahn
gptkb:Kasimir_Fajans |
| gptkbp:discoveredIn |
1911
|
| gptkbp:halfLife |
138.376 days
|
| gptkbp:isomerOf |
gptkb:polonium
|
| gptkbp:mainDecayEnergy |
5.407 MeV
|
| gptkbp:massNumber |
210
|
| gptkbp:meltingPoint |
254°C
|
| gptkbp:mode |
alpha decay
|
| gptkbp:naturalOccurrence |
trace amounts in uranium ores
|
| gptkbp:notableEvent |
gptkb:assassination_of_Alexander_Litvinenko
|
| gptkbp:producedBy |
neutron irradiation of bismuth-209
|
| gptkbp:radioactive |
true
|
| gptkbp:riskFactor |
radiation poisoning
|
| gptkbp:stateAtRoomTemperature |
gptkb:stone
|
| gptkbp:symbol |
gptkb:Po-210
|
| gptkbp:toxicity |
extremely toxic
|
| gptkbp:usedIn |
antistatic devices
heat sources in space probes |
| gptkbp:bfsParent |
gptkb:polonium
|
| gptkbp:bfsLayer |
5
|
| https://www.w3.org/2000/01/rdf-schema#label |
polonium-210
|