Lead Sulfide (PbS)- Crystalline

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.