Plumbo
Plumbo es un elemento chimic de symbolo Pb e numero atomic 82.
| Thallium ← Plumbo → Bismuth | |
| Apparentia | |
 | |
| gris metallic | |
| Proprietates atomic | |
| Nomine, symbolo, numero | Plumbo, Pb, 82 |
| Serie chimic | metallo de post-transition |
| Gruppo, periodo, bloco | 14, 6, p |
| Configuration electronic | [Xe] 6s2 4f14 5d10 6p2 |
| Electronegativitate | 2,33 |
| Proprietates physic | |
| Stato | solido |
| Massa molar | 207,2 g·mol-1 |
| Densitate | 11,34 g·cm-3 |
| Densitate liquide al p.f. | 10,66 g·cm-3 |
| Puncto de fusion | 600,61 K, 327,46 °C, 621.43 °F |
| Puncto de ebullition | 2022 K, 1749 °C, 3180 °F |
| Calor de fusion | 4,77 kJ·mol-1 |
| Calor de vaporisation | 179,5 kJ·mol-1 |
| Calor specific | 26,650 J·mol-1·K-1 |
| Resistivitate electric | (20 °C) 208 nΩ·m |
| Conductivitate thermal | 35,3 W·m-1·K-1 |
| Expansion thermal | (25 °C) 28,9 µm·m-1·K-1 |
| Valores in unitates SI e in le conditiones normal del material (25 °C, 100 kPa) si non indica al contrario. | |
Plumbo es un metallo pesante toxic. Illo es ductile e ha un puncto de fusion relativemente basse de 327 °C.
Pecietta de chimia
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