Calcium titanate
Calcium titanate is an inorganic compound with the chemical formula CaTiO3. As a mineral, it is called perovskite, named after Russian mineralogist, L. A. Perovski (1792-1856). It is a colourless, diamagnetic solid, although the mineral is often coloured owing to impurities.
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Other names
calcium titanium oxide | |
Identifiers | |
3D model (JSmol) |
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ChemSpider | |
ECHA InfoCard | 100.031.795 |
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CompTox Dashboard (EPA) |
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Properties | |
CaTiO3 | |
Molar mass | 135.943 g/mol |
Appearance | white powder |
Density | 4.1 g/cm3 |
Melting point | 1,975 °C (3,587 °F; 2,248 K) |
Boiling point | 3,000 °C (5,430 °F; 3,270 K) |
insoluble | |
Hazards | |
Lethal dose or concentration (LD, LC): | |
LD50 (median dose) |
>1200 mg/kg (oral, rat) |
Thermochemistry | |
Std molar entropy (S⦵298) |
93.64 J/mol·K |
Std enthalpy of formation (ΔfH⦵298) |
-1660.630 kJ/mol |
Gibbs free energy (ΔfG⦵) |
-1575.256 kJ/mol |
Except where otherwise noted, data are given for materials in their standard state (at 25 °C [77 °F], 100 kPa).
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