Potassium Persulfate

K₂S₂O₈

IUPAC: Potassium peroxodisulfate

CAS: 7727-21-1

Tổng quan

Potassium persulfate is a powerful oxidizer used to initiate free radical polymerization and as a PCB etchant. It decomposes to release sulfate radicals.

Thành phần

Nguyên tố Ký hiệu Nguyên tử Khối lượng nguyên tử
Oxygen O 8 15,9990
Sulfur S 2 32,0600
Potassium K 2 39,0980

Thành phần nguyên tố

O
Oxygen ×8
47,3%
S
Sulfur ×2
23,7%
K
Potassium ×2
28,9%

Công dụng

  • • Polymerization initiator
  • • PCB etching
  • • Hair bleaching
  • • Soil remediation

Sự thật thú vị

  • ✦ Used in virtually every hair bleaching product as the oxidizing agent

An toàn

  • ⚠ Oxidizer
  • ⚠ Skin sensitizer
  • ⚠ Irritant

Structure

SMILES

[O-]S(=O)(=O)OOS(=O)(=O)[O-].[K+].[K+]

Tính chất

Loại
inorganic
Trạng thái
solid
Khối lượng mol
270,32 g/mol
Mật độ
2,4770 g/cm³
Độ hòa tan
52 g/L at 20°C

Molecular Descriptors

Exact Mass
269,8309
TPSA
150,0 Ų
H-Bond Donors
0
H-Bond Acceptors
8
Rotatable Bonds
1
Heavy Atoms
12
Complexity
206,0

Hợp chất liên quan

Diborane

B₂H₆

Arsine

AsH₃

Boron Trichloride

BCl₃

Cisplatin

Pt(NH₃)₂Cl₂

Gallium Arsenide

GaAs

Barium Ferrite

BaFe₁₂O₁₉

Barium Titanate

BaTiO₃

Calcium Aluminate Cement

CaO·Al₂O₃

Nitrogen Trifluoride

NF₃

Aluminum Chloride

AlCl₃

Frequently Asked Questions

What is Potassium Persulfate?
Potassium Persulfate (K₂S₂O₈) is a inorganic compound with the IUPAC name Potassium peroxodisulfate.
What is the molecular weight of Potassium Persulfate?
Potassium Persulfate has a molar mass of 270.32 g/mol.
What state is Potassium Persulfate at room temperature?
Potassium Persulfate is a solid at room temperature.
Is Potassium Persulfate organic or inorganic?
Potassium Persulfate is classified as an inorganic compound.
What elements make up Potassium Persulfate?
Potassium Persulfate (K₂S₂O₈) is composed of Oxygen (O), Sulfur (S), Potassium (K).