Tin(IV) Oxide

SnO₂

IUPAC: Tin(IV) oxide

CAS: 18282-10-5

Übersicht

Tin(IV) oxide is the most important tin ore (cassiterite) and has been mined since the Bronze Age. It is a wide-bandgap n-type semiconductor used in transparent conductive coatings. Tin oxide coatings on glass provide electrical conductivity while remaining transparent.

Zusammensetzung

Element Symbol Atome Atommasse
Oxygen O 2 15,9990
Tin Sn 1 118,7100

Elementare Zusammensetzung

O
Oxygen ×2
21,2%
Sn
Tin ×1
78,8%

Verwendung

  • • Tin ore (cassiterite)
  • • Transparent conductive coatings on glass
  • • Gas sensors
  • • Ceramic opacifier

Wissenswertes

  • ✦ Bronze Age civilizations were built on tin mining — cassiterite was one of the most sought-after minerals

Sicherheit

  • ⚠ Low toxicity
  • ⚠ Dust inhalation may irritate lungs

Structure

SMILES

[O-2].[O-2].[Sn+4]

Eigenschaften

Typ
oxide
Zustand
solid
Molmasse
150,71 g/mol
Dichte
6,9500 g/cm³
Schmelzpunkt
1630,0 °C
Siedepunkt
1800,0 °C
Löslichkeit
insoluble

Molecular Descriptors

Exact Mass
151,8920
TPSA
2,0 Ų
H-Bond Donors
0
H-Bond Acceptors
2
Rotatable Bonds
0
Heavy Atoms
3
Complexity
0,0

Auch bekannt als

Stannic oxide Cassiterite

Verwandte Verbindungen

Copper(I) Oxide

Cu₂O

Aluminum Oxide

Al₂O₃

Beryllium Oxide

BeO

Calcium Oxide

CaO

Boron Trioxide

B₂O₃

Copper(II) Oxide

CuO

Molybdenum Trioxide

MoO₃

Magnesium Oxide

MgO

Manganese Dioxide

MnO₂

Cadmium Oxide

CdO

Frequently Asked Questions

What is Tin(IV) Oxide?
Tin(IV) Oxide (SnO₂) is a oxide compound with the IUPAC name Tin(IV) oxide.
What is the molecular weight of Tin(IV) Oxide?
Tin(IV) Oxide has a molar mass of 150.71 g/mol.
What state is Tin(IV) Oxide at room temperature?
Tin(IV) Oxide is a solid at room temperature.
Is Tin(IV) Oxide organic or inorganic?
Tin(IV) Oxide is classified as an inorganic compound.
What elements make up Tin(IV) Oxide?
Tin(IV) Oxide (SnO₂) is composed of Oxygen (O), Tin (Sn).