Tungsten Trioxide - WO3

Classification: Oxide
Atomic numbers: 74 & 8
Atomic weight: 231.92
Melting point (C): 1473
Boiling point (C):
Density (g/cm3): 7.16
Refractive index (n=): 2.00-2.26
Hardness (Mosh-scratch): 6-7
Crystal structure: Orthorhombic-normal: (100) pinacoid
Color (solid): Bright-yellow
Cleavage: Basal-perfect: (001)













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