Platinum
E369184
Platinum is a precious, silvery-white transition metal renowned for its rarity, corrosion resistance, and extensive use in jewelry, catalytic converters, and industrial applications.
All labels observed (2)
| Label | Occurrences |
|---|---|
| Platinum canonical | 12 |
| platinum (metal) | 1 |
Statements (77)
| Predicate | Object |
|---|---|
| instanceOf |
chemical element
ⓘ
precious metal ⓘ transition metal ⓘ |
| appearance | silvery-white ⓘ |
| atomicNumber | 78 ⓘ |
| belongsTo | periodicTable ⓘ |
| belongsToSeries |
noble metals
ⓘ
platinum group metals ⓘ |
| block | d-block ⓘ |
| boilingPoint | 3825 °C ⓘ |
| CASNumber | 7440-06-4 ⓘ |
| chemicalSymbol | Pt ⓘ |
| corrosionResistance | very high ⓘ |
| crystalStructure | face-centered cubic ⓘ |
| densityAtRoomTemperature | 21.45 g/cm³ ⓘ |
| discoveredBy | pre-Columbian South Americans ⓘ |
| discoveryCentury | 18th century ⓘ |
| dissolvesIn | aqua regia ⓘ |
| economicCategory | strategic metal ⓘ |
| electricalResistivity | 10.6 nΩ·m at 20 °C ⓘ |
| electronegativityPauling | 2.28 ⓘ |
| environmentalConcern | exhaust emissions control ⓘ |
| group | 10 ⓘ |
| introducedToEuropeBy | Antonio de Ulloa ⓘ |
| isDuctile | true ⓘ |
| isMalleable | true ⓘ |
| isMoreExpensiveThan | gold (often, by mass) ⓘ |
| isotopes |
190Pt
ⓘ
192Pt ⓘ 194Pt ⓘ 195Pt ⓘ 196Pt ⓘ 198Pt ⓘ |
| isParamagnetic | true ⓘ |
| isRarerThan |
gold
ⓘ
silver ⓘ |
| isResistantTo |
corrosion
ⓘ
most acids ⓘ oxidation ⓘ |
| isStableIsotopeCount | 6 ⓘ |
| locatedInPeriodicTableRegion | d-block transition metals ⓘ |
| majorProducerCountry |
Canada
ⓘ
Russia ⓘ South Africa ⓘ United States of America ⓘ
surface form:
United States
Zimbabwe ⓘ |
| majorUse |
catalytic converters
ⓘ
chemical industry catalysts ⓘ dental alloys ⓘ electrical contacts ⓘ fuel cell catalysts ⓘ jewelry ⓘ laboratory equipment ⓘ petroleum refining catalysts ⓘ thermocouples ⓘ |
| meltingPoint | 1768.3 °C ⓘ |
| MohsHardness | 3.5 ⓘ |
| mostAbundantIsotope | 195Pt ⓘ |
| nameOrigin | Spanish word "platina" meaning "little silver" ⓘ |
| occursIn |
alluvial deposits
ⓘ
copper ores ⓘ nickel ores ⓘ |
| oxidationStates |
+2
ⓘ
+4 ⓘ +6 ⓘ 0 ⓘ |
| period | 6 ⓘ |
| radioactiveIsotope | 190Pt ⓘ |
| roleInCatalyticConverters |
oxidation of carbon monoxide
ⓘ
oxidation of unburned hydrocarbons ⓘ reduction of nitrogen oxides ⓘ |
| standardAtomicWeight | 195.084 ⓘ |
| thermalConductivity | 71.6 W/(m·K) ⓘ |
| tradedAs | commodity ⓘ |
| usedIn |
carboplatin anticancer drug
ⓘ
cisplatin anticancer drug ⓘ oxaliplatin anticancer drug ⓘ |
Referenced by (13)
Full triples — surface form annotated when it differs from this entity's canonical label.
subject surface form:
Platinum (color)
this entity surface form:
platinum (metal)