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Terbium es un elemento chimic de symbolo Tb e numero atomic 65.
Gadolinium ← Terbium → Dysprosium | |
Apparentia | |
argentee blanc | |
Proprietates atomic | |
Nomine, symbolo, numero | Terbium, Tb, 65 |
Serie chimic | lanthanido |
Gruppo, periodo, bloco | 3, 6, f |
Configuration electronic | [Xe] 6s2 4f9 |
Electronegativitate | 1,2? |
Proprietates physic | |
Stato | solido |
Massa molar | 158,92535 g·mol-1 |
Densitate | 8,23 g·cm-3 |
Densitate liquide al p.f. | 7,65 g·cm-3 |
Puncto de fusion | 1629 K, 1356 °C, 2473 °F |
Puncto de ebullition | 3503 K, 3230 °C, 5846 °F |
Calor de fusion | 10,15 kJ·mol-1 |
Calor de vaporisation | 293 kJ·mol-1 |
Calor specific | 28,91 J·mol-1·K-1 |
Resistivitate electric | (t.a.) (α, poly) 1150 nΩ·m |
Conductivitate thermal | 11,1 W·m-1·K-1 |
Expansion thermal | (t.a.) (α, poly) 10,3 µm·m-1·K-1 |
Velocitate de sono | (20 °C) 2620 m·s−1 |
Valores in unitates SI e in le conditiones normal del material (25 °C, 100 kPa) si non indica al contrario. | |
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