Nickel
E207561
Nickel is a chemical element and transition metal known for its hardness, corrosion resistance, and widespread use in alloys and batteries.
All labels observed (3)
How this entity was disambiguated
This entity first appeared as the object of triple T1855906 — resolving that mention is where its identity was fixed. The disambiguator weighed these candidate entities and picked the highlighted one (or “None”, minting a new entity). This is how homonymy is resolved: the same surface form can point to different entities.
NED1
Entity disambiguation (via context triple)
gpt-5-mini-2025-08-07
Target entity: Nickel Context triple: [Jochen Nickel, familyName, Nickel]
-
A.
Copper
Copper is one of the animal mascots created to represent and promote the 2002 Winter Olympics in Salt Lake City.
-
B.
Big Nickel
Big Nickel is a giant nine-metre-tall replica of a 1951 Canadian nickel and a famous roadside attraction located in Sudbury, Ontario.
-
C.
Babbitt
Babbitt is a surname most notably associated with American literary critic and academic Irving Babbitt.
-
D.
Silver
Silver is a lustrous, highly conductive precious metal widely used in jewelry, industry, and currency throughout history.
-
E.
Gold
Gold was the codename for one of the five Allied landing beaches used by British forces during the D-Day invasion of Normandy in World War II.
- F. None of above. chosen
- G. Unsure - the case is ambiguous/there is not enough information to decide.
NED2
Entity disambiguation (via description)
gpt-5-mini-2025-08-07
Target entity: Nickel Target entity description: Nickel is a chemical element and transition metal known for its hardness, corrosion resistance, and widespread use in alloys and batteries.
-
A.
Copper
Copper is one of the animal mascots created to represent and promote the 2002 Winter Olympics in Salt Lake City.
-
B.
Big Nickel
Big Nickel is a giant nine-metre-tall replica of a 1951 Canadian nickel and a famous roadside attraction located in Sudbury, Ontario.
-
C.
Babbitt
Babbitt is a surname most notably associated with American literary critic and academic Irving Babbitt.
-
D.
Silver
Silver is a lustrous, highly conductive precious metal widely used in jewelry, industry, and currency throughout history.
-
E.
Gold
Gold was the codename for one of the five Allied landing beaches used by British forces during the D-Day invasion of Normandy in World War II.
- F. None of above. chosen
Statements (54)
| Predicate | Object |
|---|---|
| instanceOf |
chemical element
ⓘ
transition metal ⓘ |
| appearance | silvery-white metal ⓘ |
| atomicNumber | 28 ⓘ |
| belongsToCategory | ferromagnetic metals ⓘ |
| belongsToSeries | transition metals ⓘ |
| block | d-block ⓘ |
| boilingPointKelvin | 3186 ⓘ |
| CASNumber | 7440-02-0 ⓘ |
| chemicalSymbol | Ni ⓘ |
| crystalStructure | face-centered cubic ⓘ |
| densityAtRoomTemperature | 8.908 g/cm³ ⓘ |
| discoveredBy | Axel Fredrik Cronstedt ⓘ |
| discoveryYear | 1751 ⓘ |
| electronConfiguration | [Ar] 3d8 4s2 ⓘ |
| electronegativityPauling | 1.91 ⓘ |
| group | 10 ⓘ |
| hardnessMohs | 4.0 ⓘ |
| healthEffect | can cause allergic contact dermatitis ⓘ |
| isAlloyingElementIn |
Inconel
ⓘ
linked to:
Inconel X
Monel ⓘ
linked to:
Nickel
stainless steel ⓘ |
| isCorrosionResistant | true ⓘ |
| isEssentialTraceElementFor |
some microorganisms
ⓘ
some plants ⓘ |
| isFerromagnetic | true ⓘ |
| isHard | true ⓘ |
| majorProducerCountry |
Canada
ⓘ
Indonesia ⓘ New Caledonia ⓘ Philippines ⓘ Russia ⓘ |
| meltingPointKelvin | 1728 ⓘ |
| mostCommonOxidationState | +2 ⓘ |
| nameOrigin | from German word Kupfernickel meaning devil’s copper ⓘ |
| occursInMineral |
garnierite
ⓘ
nickeline ⓘ pentlandite ⓘ |
| oxidationStates |
+2
ⓘ
+3 ⓘ 0 ⓘ |
| period | 4 ⓘ |
| standardAtomicWeight | 58.6934 ⓘ |
| usedIn |
catalysts
ⓘ
coins ⓘ electroplating ⓘ lithium-ion battery cathodes ⓘ magnetic materials ⓘ nickel-based alloys ⓘ nickel–cadmium batteries ⓘ nickel–metal hydride batteries ⓘ rechargeable batteries ⓘ stainless steel ⓘ superalloys ⓘ |
How these facts were elicited
The pipeline generated the facts above by prompting gpt-5.1 with this entity's name + description and the instruction below.
Instruction
You are a knowledge base construction expert. Given a subject entity and a description of it, return factual statements that you know for the subject as a JSON list of dictionaries(triples), where keys must be "subject", "predicate" and "object". The number of facts may be very high, between 25 to 50 or more, for very popular subjects. For less popular subjects, the number of facts can be very low, like 5 or 10. # Requirements - If you don't know the subject at all, return an empty list. - If the subject is not a named entity, return an empty list. - Include at least one triple where predicate is "instanceOf". - Do not get too wordy. - Separate several objects into multiple triples with one object.
Input
Subject: Nickel Description of subject: Nickel is a chemical element and transition metal known for its hardness, corrosion resistance, and widespread use in alloys and batteries.
Referenced by (5)
Full triples — surface form annotated when it differs from this entity's canonical label.
linked to: Nickel