Silicon Tetrachloride

SiCl₄

IUPAC: Tetrachlorosilane

CAS: 10026-04-7

Overview

Silicon tetrachloride is a key intermediate in producing high-purity silicon for semiconductors and optical fibers.

Composition

Element Symbol Atoms Atomic Mass
Silicon Si 1 28.0850
Chlorine Cl 4 35.4500

Elemental Composition

Si
Silicon ×1
16.5%
Cl
Chlorine ×4
83.5%

Uses

  • • Semiconductor-grade silicon production
  • • Optical fiber manufacturing
  • • Smoke screen

Fun Facts

  • ✦ Used to produce the ultrapure silicon needed for computer chips

Safety

  • ⚠ Corrosive
  • ⚠ Fumes in moist air
  • ⚠ Irritant

Structure

SMILES

[Si](Cl)(Cl)(Cl)Cl

Properties

Type
inorganic
State
liquid
Molar Mass
169.90 g/mol
Density
1.4830 g/cm³
Melting Point
-68.8 °C
Boiling Point
57.7 °C
Solubility
decomposes

Molecular Descriptors

Exact Mass
169.8494
TPSA
0.0 Ų
H-Bond Donors
0
H-Bond Acceptors
0
Rotatable Bonds
0
Heavy Atoms
5
Complexity
19.0

Related Compounds

Aluminum Chloride

AlCl₃

Aluminum Nitride

AlN

Ammonium Persulfate

(NH₄)₂S₂O₈

Arsine

AsH₃

Barium Ferrite

BaFe₁₂O₁₉

Barium Titanate

BaTiO₃

Boron Nitride

BN

Boron Trichloride

BCl₃

Calcium Aluminate Cement

CaO·Al₂O₃

Calcium Carbide

CaC₂

Frequently Asked Questions

What is Silicon Tetrachloride?
Silicon Tetrachloride (SiCl₄) is a inorganic compound with the IUPAC name Tetrachlorosilane.
What is the molecular weight of Silicon Tetrachloride?
Silicon Tetrachloride has a molar mass of 169.9 g/mol.
What state is Silicon Tetrachloride at room temperature?
Silicon Tetrachloride is a liquid at room temperature.
Is Silicon Tetrachloride organic or inorganic?
Silicon Tetrachloride is classified as an inorganic compound.
What elements make up Silicon Tetrachloride?
Silicon Tetrachloride (SiCl₄) is composed of Silicon (Si), Chlorine (Cl).