Sulfure
Sulfure es un elemento chimic de symbolo S e numero atomic 16.
Illo es un nonmetallo abundante multivalente. Sulfure elemental es un solido jalne brillante crystallin a temperatura ambiente. Su usos primari es in fertilisantes e in le manufactura de acido sulfuric. Multe compositos de sulfure es odorose; le odor de gas natural odorisate, skunk, pompelmus, e allio es a causa de compositos de sulfure.
| Phosphoro ← Sulfure → Chloro | |
| Apparentia | |
 | |
| sulfure crystallisate es un jalne brillante limon | |
| Proprietates atomic | |
| Nomine, symbolo, numero | Sulfure, S, 16 |
| Serie chimic | nonmetallo |
| Gruppo, periodo, bloco | 16, 3, p |
| Configuration electronic | [Ne] 3s2 3p4 |
| Electronegativitate | 2,58 |
| Proprietates physic | |
| Stato | solido |
| Massa molar | 32,065(5) g·mol−1 |
| Densitate | (alpha) 2,07, (beta) 1,96, (gamma) 1,92 g·cm-3 |
| Puncto de fusion | 388,36 K, 115,21 °C, 239.38 °F |
| Puncto de ebullition | 717,8 K, 444,6 °C, 832.3 °F |
| Puncto critic | 1314 K, 20,7 MPa |
| Calor de fusion | (mono) 1,727 kJ·mol−1 |
| Calor de vaporisation | (mono) 45 kJ·mol−1 |
| Calor specific | 22,75 J·mol−1·K−1 |
| Resistivitate electric | (20 °C) (amorphe) 2×1015 Ω·m |
| Conductivitate thermal | (amorphe) 0,205 W·m−1·K−1 |
| Valores in unitates SI e in le conditiones normal del material (25 °C, 100 kPa) si non indica al contrario. | |
Referentias
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