Input interpretation
lead sulfide
Chemical names and formulas
formula | PbS name | lead sulfide alternate names | galena | lead(II) sulfide | natural lead sulfide | plumbous sulfide | sulfanylidene lead | thioxolead mass fractions | Pb (lead) 86.6% | S (sulfur) 13.4%
Structure diagram
Structure diagram
vertex count | 2 edge count | 1 Schultz index | 4 Wiener index | 1 Hosoya index | 2 Balaban index | 1
Basic properties
molar mass | 239.3 g/mol phase | solid (at STP) melting point | 1114 °C boiling point | 1344 °C density | 7.5 g/cm^3 solubility in water | insoluble
Units
Solid properties (at STP)
density | 7.5 g/cm^3 vapor pressure | 1 mmHg (at 91280 °C)
Units
Thermodynamic properties
specific heat capacity c_p | solid | 0.2069 J/(g K) molar heat capacity c_p | solid | 49.5 J/(mol K) specific free energy of formation Δ_fG° | solid | -0.4125 kJ/g molar free energy of formation Δ_fG° | solid | -98.7 kJ/mol specific heat of formation Δ_fH° | solid | -0.4196 kJ/g molar heat of formation Δ_fH° | solid | -100.4 kJ/mol specific entropy S° | solid | 0.3803 J/(g K) molar entropy S° | solid | 91 J/(mol K) molar heat of fusion | 49.4 kJ/mol | specific heat of fusion | 0.206 kJ/g | (at STP)
Chemical identifiers
![CAS number | 1314-87-0 SMILES identifier | [Pb]=S RTECS number | OG4550000 MDL number | MFCD00016280](../image_source/6296392a20afbbccfc8e21f394692a1c.png)
CAS number | 1314-87-0 SMILES identifier | [Pb]=S RTECS number | OG4550000 MDL number | MFCD00016280
Toxicity properties
RTECS classes | other