Lead(II) Sulfide

PbS

IUPAC: Lead(II) sulfide

CAS: 1314-87-0

نظرة عامة

Lead(II) sulfide, or galena, is the most important ore of lead and was one of the first semiconductors discovered. Ancient Egyptians used it as kohl eye makeup.

التركيب

العنصر الرمز الذرات الكتلة الذرية
Sulfur S 1 32,0600
Lead Pb 1 207,2000

التركيب العنصري

S
13,4%
Pb
Lead ×1
86,6%

الاستخدامات

  • Lead ore
  • Infrared detector
  • Historical cosmetic
  • Crystal radio detector

حقائق مثيرة

  • Galena crystals were used as point-contact diodes in early crystal radios

السلامة

  • ⚠ Toxic (lead compound)

Structure

SMILES

[S-2].[Pb+2]

الخصائص

النوع
salt
الحالة
solid
الكتلة المولية
239,27 g/mol
الكثافة
7,6000 g/cm³
نقطة الانصهار
1114,0 °C
الذوبانية
insoluble

Molecular Descriptors

Exact Mass
239,9487
TPSA
1,0 Ų
H-Bond Donors
0
H-Bond Acceptors
1
Rotatable Bonds
0
Heavy Atoms
2
Complexity
0,0

Frequently Asked Questions

What is Lead(II) Sulfide?
Lead(II) Sulfide (PbS) is a salt compound with the IUPAC name Lead(II) sulfide.
What is the molecular weight of Lead(II) Sulfide?
Lead(II) Sulfide has a molar mass of 239.27 g/mol.
What state is Lead(II) Sulfide at room temperature?
Lead(II) Sulfide is a solid at room temperature.
Is Lead(II) Sulfide organic or inorganic?
Lead(II) Sulfide is classified as an inorganic compound.
What elements make up Lead(II) Sulfide?
Lead(II) Sulfide (PbS) is composed of Sulfur (S), Lead (Pb).