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Characteristic
Lead(II) sulfide (also spelled sulphide) is an inorganic compound with the formula PbS. Galena is the principal ore and the most important compound of lead.
Chemical formula：PbS
Molar mass：239.30 g/mol
Appearance：Black
Density：7.60 g/cm3
Melting point：1,118 °C (2,044 °F; 1,391 K)
Boiling point：1,281 °C (2,338 °F; 1,554 K)
Solubility in water：2.6×10−11 kg/kg (calculated, at pH=7) 8.6×10−7 kg/kg
Solubility product (Ksp)：9.04×10−29
Magnetic susceptibility (χ)：−84.0·10−6 cm3/mol
Refractive index (nD)：3.91
Crystal structure：Halite (cubic), cF8
Application
It is a semiconducting material with niche uses.High purity can be used as semiconductor.
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