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Bromo

Non revidite
De Wikipedia, le encyclopedia libere
SeleniumBromoKrypton
Apparentia
liquido rubie-brun
Proprietates atomic
Nomine, symbolo, numero Bromo, Br, 35
Serie chimic halogeno
Gruppo, periodo, bloco 17, 4, p
Configuration electronic [Ar] 4s2 3d10 4p5
Electronegativitate 2,96
Proprietates physic
Stato liquido
Massa molar 79,904(1) g·mol-1
Densitate (Br2, liquido) 3,1028 g/cm3
Puncto de fusion 265,8 K, -7,2 °C, 19 °F
Puncto de ebullition 332,0 K, 58,8 °C, 137,8 °F
Puncto critic 588 K, 10,34 MPa
Calor de fusion (Br2) 10,571 kJ·mol-1
Calor de vaporisation (Br2) 29,96 kJ·mol-1
Calor specific (Br2) 75,69 J·mol-1·K-1
Resistivitate electric (20 °C) 7.8×1010 Ω·m
Conductivitate thermal 0,122 W·m-1·K-1
Velocitate de sono (20 °C) 206 m·s−1
Valores in unitates SI e in le conditiones normal del material (25 °C, 100 kPa) si non indica al contrario.


Bromo es un elemento chimic de symbolo Br e numero atomic 35.

Nota
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