Sulfur Dioxide

SO₂

IUPAC: Sulfur dioxide

CAS: 7446-09-5

Aperçu

Sulfur dioxide is a toxic gas with a pungent smell, produced by volcanic eruptions and industrial processes. It is a major contributor to acid rain.

Composition

Élément Symbole Atomes Masse atomique
Oxygen O 2 15,9990
Sulfur S 1 32,0600

Composition élémentaire

O
Oxygen ×2
49,9%
S
Sulfur ×1
50,0%

Usages

  • • Wine preservation
  • • Bleaching agent
  • • Sulfuric acid production

Le saviez-vous

  • ✦ SO₂ is responsible for the distinctive smell near active volcanoes

Sécurité

  • ⚠ Toxic
  • ⚠ Respiratory irritant
  • ⚠ Contributes to acid rain

Structure

SMILES

O=S=O

Propriétés

Type
oxide
État
gas
Masse molaire
64,07 g/mol
Densité
0,0026 g/cm³
Point de fusion
-72,0 °C
Point d'ébullition
-10,0 °C
Solubilité
94 g/L at 25°C

Molecular Descriptors

Exact Mass
63,9619
XLogP
0,1
TPSA
35,1 Ų
H-Bond Donors
0
H-Bond Acceptors
3
Rotatable Bonds
0
Heavy Atoms
3
Complexity
18,0

Composés associés

Bismuth(III) Oxide

Bi₂O₃

Carbon Monoxide

CO

Chromium Trioxide

CrO₃

Cobalt(II) Oxide

CoO

Copper(I) Oxide

Cu₂O

Lithium Nickel Manganese Cobalt Oxide

LiNi₀.₃₃Mn₀.₃₃Co₀.₃₃O₂

Gallium(III) Oxide

Ga₂O₃

Aluminum Oxide

Al₂O₃

Antimony Trioxide

Sb₂O₃

Cadmium Oxide

CdO

Frequently Asked Questions

What is Sulfur Dioxide?
Sulfur Dioxide (SO₂) is a oxide compound with the IUPAC name Sulfur dioxide.
What is the molecular weight of Sulfur Dioxide?
Sulfur Dioxide has a molar mass of 64.07 g/mol.
What state is Sulfur Dioxide at room temperature?
Sulfur Dioxide is a gas at room temperature.
Is Sulfur Dioxide organic or inorganic?
Sulfur Dioxide is classified as an inorganic compound.
What elements make up Sulfur Dioxide?
Sulfur Dioxide (SO₂) is composed of Oxygen (O), Sulfur (S).