Aluminium carbide
Chemical compound
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Aluminium carbide, chemical formula Al₄C₃, is a carbide of aluminium. It has the appearance of pale yellow to brown crystals. It is stable up to 1400 °C. It decomposes in water with the production of methane. Wikipedia
Formula: Al4C3
Molar mass: 143.9585 g/mol
Density: 2.36 g/cm³
Boiling point: decomposes at 1400 °C
Appearance: colorless (when pure) hexagonal crystals
Crystal structure: Rhombohedral, hR21, space group
Gibbs free energy (ΔfG⦵): -196 kJ/mol