Statements (22)
| Predicate | Object | 
|---|---|
| gptkbp:instanceOf | gptkb:isotope | 
| gptkbp:alsoKnownAs | gptkb:thoron | 
| gptkbp:aroma | odorless | 
| gptkbp:atomicNumber | 86 | 
| gptkbp:color | colorless | 
| gptkbp:containsElement | radon | 
| gptkbp:decaysTo | polonium-216 | 
| gptkbp:discoveredBy | gptkb:Friedrich_Oskar_Giesel | 
| gptkbp:discoveredIn | 1900 | 
| gptkbp:foundIn | gptkb:thorium_decay_series | 
| gptkbp:halfLife | 55.6 seconds | 
| gptkbp:massNumber | 220 | 
| gptkbp:mode | alpha decay | 
| gptkbp:neutrons | 134 | 
| gptkbp:protons | 86 | 
| gptkbp:radioactive | true | 
| gptkbp:stateAtRoomTemperature | gptkb:gasoline | 
| gptkbp:symbol | gptkb:Rn-220 | 
| gptkbp:toxicity | radioactive hazard | 
| gptkbp:bfsParent | gptkb:radium-224 | 
| gptkbp:bfsLayer | 6 | 
| https://www.w3.org/2000/01/rdf-schema#label | radon-220 |