NH (chemical symbol for nihonium)
E396096
Nihonium is a synthetic, highly radioactive superheavy chemical element with the atomic number 113, first created in particle accelerators and named after Japan.
All labels observed (1)
| Label | Occurrences |
|---|---|
| NH (chemical symbol for nihonium) canonical | 1 |
Statements (46)
| Predicate | Object |
|---|---|
| instanceOf |
chemical element
ⓘ
chemical symbol ⓘ radioactive element ⓘ superheavy element ⓘ synthetic element ⓘ |
| atomicNumber | 113 ⓘ |
| belongsToSeries |
superheavy elements
ⓘ
transactinide elements ⓘ |
| block | p-block ⓘ |
| CASNumber | 54084-70-7 ⓘ |
| chemicalSeries | group 13 elements ⓘ |
| denotes | nihonium ⓘ |
| discoveredAt |
RIKEN
ⓘ
surface form:
RIKEN Nishina Center for Accelerator-Based Science
|
| discoveredInCountry | Japan ⓘ |
| discoverer |
RIKEN
ⓘ
surface form:
Kosuke Morita-led RIKEN team
|
| discoveryMethod | particle accelerator experiments ⓘ |
| discoveryYear | 2003 ⓘ |
| electronConfiguration | [Rn] 5f14 6d10 7s2 7p1 (predicted) ⓘ |
| elementCategory | post-transition metal ⓘ |
| group | 13 ⓘ |
| hasNoStableIsotopes | true ⓘ |
| isManMade | true ⓘ |
| IUPACGroupName | boron group (group 13) ⓘ |
| IUPACNameApproved | 2016 ⓘ |
| mostStableIsotope | nihonium-286 ⓘ |
| mostStableIsotopeHalfLife | on the order of seconds ⓘ |
| namedAfter | Japan ⓘ |
| nameOrigin | Nihon (Japanese name for Japan) ⓘ |
| neighborElementNext | flerovium ⓘ |
| neighborElementPrevious | copernicium ⓘ |
| nuclearCharge | +113e ⓘ |
| occurrence | does not occur naturally on Earth ⓘ |
| oxidationStates |
+1 (predicted)
ⓘ
+3 (predicted) ⓘ |
| period | 7 ⓘ |
| positionInPeriodicTable | between copernicium and flerovium ⓘ |
| previousSymbol | Uut ⓘ |
| previousSystematicName | ununtrium ⓘ |
| producedBy | fusion of zinc-70 and bismuth-209 nuclei ⓘ |
| productionScale | atom-at-a-time synthesis ⓘ |
| radioactiveDecayMode | alpha decay (dominant) ⓘ |
| radioactivity | highly radioactive ⓘ |
| standardAtomicWeight | [286] ⓘ |
| stateAtSTP | unknown (predicted solid) ⓘ |
| symbol | Nh ⓘ |
| Z | 113 ⓘ |
Referenced by (1)
Full triples — surface form annotated when it differs from this entity's canonical label.