Alphabetical Index
Browse by Elements
Keyword Search

Dry Etchants
Dry and Wet Etchants
Wet Etchants

Bulk Etchants
Layer Etchants
Nano Etchants
Single Crystal Etchants
Thin Film Etchants
Thin Foil Etchants
Wafer Etchants

Al Etchants
Cd Etchants
Ga Etchants
Ge Etchants
In Etchants
New Etchants
Other Etchants
Si Etchants
Zn Etchants

Help
Home

Thorium Dioxide - ThO₂

Classification: Oxide
Atomic numbers: 90 & 8
Atomic weight: 264
Melting point (C): 1845
Boiling point (C): 3220
Density (g/cm3): 9.5-9.9
Refractive index (n=): 2.20
Hardness (Mosh-scratch): 7
Crystal structure: Isometric-normal: (100) cube
Color (solid): White
Cleavage: Cubic: (001)