Lead(II) Sulfide

PbS

IUPAC: Lead(II) sulfide

CAS: 1314-87-0

Tổng quan

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.

Thành phần

Nguyên tố Ký hiệu Nguyên tử Khối lượng nguyên tử
Sulfur S 1 32,0600
Lead Pb 1 207,2000

Thành phần nguyên tố

S
Sulfur ×1
13,4%
Pb
Lead ×1
86,6%

Công dụng

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

Sự thật thú vị

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

An toàn

  • ⚠ Toxic (lead compound)

Structure

SMILES

[S-2].[Pb+2]

Tính chất

Loại
salt
Trạng thái
solid
Khối lượng mol
239,27 g/mol
Mật độ
7,6000 g/cm³
Điểm nóng chảy
1114,0 °C
Độ hòa tan
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

Hợp chất liên quan

Ammonium Chloride

NH₄Cl

Barium Chloride

BaCl₂

Calcium Sulfate

CaSO₄

Cerium(III) Chloride

CeCl₃

Copper(II) Sulfide

CuS

Ammonium Sulfate

(NH₄)₂SO₄

Barium Carbonate

BaCO₃

Calcium Citrate

Ca₃(C₆H₅O₇)₂

Calcium Phosphate

Ca₃(PO₄)₂

Calcium Propionate

Ca(C₂H₅COO)₂

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).