Silicon

Physical properties

Physical state @ 20°C: Solid [4]
Color: Amorphous silicon: Brown
Crystalline silicon: Grey
Greyish-Black [4]
Odor: Odourless [4]
Molecular weight (g/mol): 28.0855(3) [1]
Melting point (°C): List of melting points 1420 [1]
Boiling point (°C): List of boiling points 3280 (Approximately) [1]
Density (g/cm3): Density list 2.336 (alpha form) [1]
2.905 (beta form) [1]
Elastic properties:
Young's modulus (GPa):
Rigidity modulus (GPa):
Bulk modulus (GPa):
113 [3]
39.7 [3]
98.7 [3]