Statements (27)
| Predicate | Object |
|---|---|
| gptkbp:instanceOf |
gptkb:chemical_compound
|
| gptkbp:appearance |
colorless or white crystals
|
| gptkbp:bandGap |
3.8 eV
|
| gptkbp:CASNumber |
7759-01-5
|
| gptkbp:chemicalFormula |
PbWO4
|
| gptkbp:containsElement |
gptkb:lead
oxygen tungsten |
| gptkbp:crystalSystem |
tetragonal
|
| gptkbp:density |
8.28 g/cm3
|
| gptkbp:discoveredBy |
19th century
|
| https://www.w3.org/2000/01/rdf-schema#label |
Lead Tungstate
|
| gptkbp:luminosity |
blue-green
|
| gptkbp:meltingPoint |
1123 K
|
| gptkbp:molecularWeight |
455.04 g/mol
|
| gptkbp:otherName |
Lead(II) tungstate
PbWO4 Scheelite (mineral form) |
| gptkbp:refractiveIndex |
2.2
|
| gptkbp:solubility |
insoluble
|
| gptkbp:toxicity |
toxic due to lead content
|
| gptkbp:uses |
scintillator
laser host material X-ray screens detector material in high-energy physics |
| gptkbp:bfsParent |
gptkb:Electromagnetic_Calorimeters
|
| gptkbp:bfsLayer |
7
|