Germanium
Apparentia
Gallium←Germanium→Arsenico | |
Apparentia | |
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gris-blanc | |
Proprietates atomic | |
Nomine,symbolo,numero | Germanium, Ge, 32 |
Serie chimic | metalloide |
Gruppo,periodo,bloco | 14, 4, p |
Configuration electronic | [Ar] 4s23d104p2 |
Electronegativitate | 2,01 |
Proprietates physic | |
Stato | solido |
Massa molar | 72,63(1) g·mol-1 |
Densitate | 5,323 g/cm3 |
Densitate liquide alp.f. | 5,60 g·cm−3 |
Puncto de fusion | 1211,40 K, 938,25 °C, 1720.85 °F |
Puncto de ebullition | 3106 K, 2833 °C, 5131 °F |
Calor de fusion | 36,94 kJ·mol-1 |
Calor de vaporisation | 334 kJ·mol-1 |
Calor specific | 23,222 J·mol-1·K-1 |
Resistivitate electric | (20 °C) 1 nΩ·m |
Conductivitate thermal | 60,2 W·m-1·K-1 |
Expansion thermal | 6,0 µm·m−1·K−1 |
Velocitate de sono | (20 °C) 5400 m·s−1 |
Valores in unitates SI e in le conditiones normal del material (25 °C, 100 kPa) si non indica al contrario. | |
Germaniumes unelemento chimicde symboloGeenumero atomic32.