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Properties of SnO2

Properties of SnO2 (Tin(IV) oxide):

Compound NameTin(IV) oxide
Chemical FormulaSnO2
Molar Mass150.7088 g/mol

Chemical structure
SnO2 (Tin(IV) oxide) - Chemical structure
Lewis structure
3D molecular structure
Physical properties
AppearanceYellowish or light grey powder
OdorOdorless
Solubilityinsoluble
Density6.9500 g/cm³
Helium 0.0001786
Iridium 22.562
Melting1,630.00 °C
Helium -270.973
Hafnium carbide 3958
Boiling1,800.00 °C
Helium -268.928
Tungsten carbide 6000
Thermochemistry
Heat Capacity52.60 J/(mol·K)
Boron nitride 19.7
Hentriacontane 912
Enthalpy of Formation-577.63 kJ/mol
Adipic acid -994.3
Tricarbon 820.06
Standard Entropy49.04 J/(mol·K)
Ruthenium(III) iodide -247
Chlordecone 764

Alternative Names

Stannic oxide, Tin(IV) oxide, Flowers of tin, Cassiterite
Tin (IV) Oxide

Elemental composition of SnO2
ElementSymbolAtomic weightAtomsMass percent
TinSn118.710178.7678
OxygenO15.9994221.2322
Mass Percent CompositionAtomic Percent Composition
Sn: 78.77%O: 21.23%
Sn Tin (78.77%)
O Oxygen (21.23%)
Sn: 33.33%O: 66.67%
Sn Tin (33.33%)
O Oxygen (66.67%)
Mass Percent Composition
Sn: 78.77%O: 21.23%
Sn Tin (78.77%)
O Oxygen (21.23%)
Atomic Percent Composition
Sn: 33.33%O: 66.67%
Sn Tin (33.33%)
O Oxygen (66.67%)
Identifiers
CAS Number18282-10-5
SMILESO=[Sn]=O
Hill formulaO2Sn

Related compounds
FormulaCompound name
SnOTin(II) oxide

Sample reactions for SnO2
EquationReaction type
SnO2 + H2 = Sn + H2Osingle replacement
SnO2 + C = Sn + COsingle replacement
SnO2 + C = Sn + CO2single replacement
SNO2 + H2 = SN + H2Odouble replacement
SnO2 + CO = Sn + CO2double replacement

Related
Molecular weight calculator
Oxidation state calculator

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