Solid phase
Official name
Titanium(II) oxide
Secondary names
Titanium monoxide; Titanium oxide; Oxotitanium; (oxido)titanium; TiO
CAS number
12137-20-1
Family
covalent network solid
Class
tridimentional covalent network solid
Compound type
oxide
Formula
TiO
Chemical formula
TiO
Elemental formula
Ti O
Isotope mixture type
terrestrial abundance
4.0
  Formula Name Family Number min-max Mole fraction Isotope mole fraction State Relevance
Ti Titanium element 1 0.5 1 constituent element main
O Oxygen element 1 0.5 1 constituent element main
Composition comments
TiO is non-stoichiometric in a range TiO0.7 to TiO1.3 caused by vacancies of either Ti or O in the defect structure. In pure TiO 15% of both Ti and O sites are vacant.
Chemical bonds
  Bond Number
TiO 6
Class
tridimensional covalent networks (11)
Type
one metal and one non-metal (or metalloid) tridimensional networks (11.04)
Phase type
crystalline
Crystal system
isometric (cubic)
Crystal class
hexoctahedral
Crystal class symbol
m-3m (Oh)
Crystal spacegroup
Fm-3m
Molar mass
63.866 g/mol
Density
4.95 g/cm3
State NTP
solid
Phase transitions
Phase transition type Other phases Temperature - Pressure
solid-liquid liquid TiO 1750°C (2020 K)
Refringence type
isotropic
Pure color
bronze
Color
dark green, bronze