Indium

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Indium es un elemento chimic de symbolo In e numero atomic 49.

Nota
Nota
Factos in breve
CadmiumIndiumStanno
Apparentia
Thumb
argentee lustre gris
Proprietates atomic
Nomine, symbolo, numero Indium, Cn, 49
Serie chimic metallo de post-transition
Gruppo, periodo, bloco 13, 5, p
Configuration electronic [Kr] 5s2 4d10 5p1
Electronegativitate 1,78
Proprietates physic
Stato solid
Massa molar 114,818 g·mol-1
Densitate 7,31 g·cm−3
Densitate liquide al p.f. 7,02 g·cm−3
Puncto de fusion 429,7485 K, 156,5985 °C, 313.8773 °F
Puncto de ebullition 2345 K, 2072 °C, 3762 °F
Calor de fusion 3,28 kJ·mol-1
Calor de vaporisation 231,8 kJ·mol-1
Calor specific 26,74 J·mol-1·K-1
Resistivitate electric (20 °C) 83,7 nΩ·m
Conductivitate thermal 81,8 W·m-1·K-1
Expansion thermal (25 °C) 32,1 µm·m−1·K−1
Velocitate de sono (20 °C) 1215 m·s−1
Valores in unitates SI e in le conditiones normal del material (25 °C, 100 kPa) si non indica al contrario.
Clauder

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