Thorium Dioxide Properties, Molecular Formula, Applications - WorldOfChemicals

Thorium Dioxide Properties

Thorium Dioxide

Molecule Structure Image

Description

 

Thorium dioxide is used as a stabilizer in tungsten electrodes in TIG welding, electron tubes, and aircraft engines.It is also used in high-temperature ceramics, gas mantles, nuclear fuel, flame spraying, crucibles, non-silicia optical glass, catalysis, filaments in incandescent lamps, cathodes in electron tubes and arc-melting electrodes.

Chemical Properties

Appearance White Crystalline Powder
Boiling Point 4400°C
CAS Number 1314-20-1
ChEBI 37339
Crystal Structure Cubic
Density 10.0 g/cm3
EINECS Number 215-225-1
IUPAC Name Dioxothorium
InChI 1/2O.Th/rO2Th/c1-3-2
InChIKey ZCUFMDLYAMJYST-SIWLGTIZAU
Main Hazards Toxic
Melting Point 3390 °C
Molar Mass 264.04 g/mol
Molecular Formula ThO2
Other_Cations Hafnium(IV) oxide,Cerium(IV) oxide
RTECS Number XO6950000
Refractive 2.2 n/D
Related Compounds Protactinium(IV) oxide,Uranium(IV) oxide
Solubility Insoluble
Synonyms Thoria;Thorium Oxide;Thorium(Iv) Oxide;Thorotrast;Umbrathor
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