Scandium


Scandium es un elemento chimic de symbolo Sc e numero atomic 21.

CalciumScandiumTitanium
Apparentia
argentee-blanc
Proprietates atomic
Nomine, symbolo, numeroScandium, Sc, 21
Serie chimicmetallo de transition
Gruppo, periodo, bloco3, 4, d
Configuration electronic[Ar] 4s2 3d1
Electronegativitate1,36
Proprietates physic
Statosolido
Massa molar44,955912(6) g·mol−1
Densitate2,985 g·cm−3
Densitate liquide al p.f.2,80 g·cm−3
Puncto de fusion1814 K, 1541 °C, 2806 °F
Puncto de ebullition3109 K, 2836 °C, 5136 °F
Calor de fusion14,1 kJ·mol−1
Calor de vaporisation332,7 kJ·mol−1
Calor specific25,52 J·mol−1·K−1
Resistivitate electric(t.a.) (α, poly) calc. 562 nΩ·m
Conductivitate thermal15,8 W·m−1·K−1
Expansion thermal(t.a.) (α, poly) 10,2 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.
Nota
Nota