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BROMINE (35Br79.904)

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Element Description

Bromine is a heavy, mobile, reddish-brown liquid which vaporizes readily at room temperature. It is the only liquid nonmetallic element and is less active that chlorine; more active than iodine. Bromine is readily soluble in water and carbon disulfide. It unites with many elements and is used largely for manufacture of fire retardants.

Property Name Property Value Property Name Property Value
Atomic Code (35Br79.904) First Ionization Energy 273K-cal/g-mole
CAS # 7726-95-6 Electronegativity 2.8Pauling's
Covalent Radius 1.14Angstroms
Melting Point -7.25°C Coefficient of Expansion @ 20-30°C 0.0011K-1
Boiling Point 59.47°C Electrical Resistivity 6.5x1010µΩ-cm
Density 3.10g/cm3 Crystal Structure Orthorhombic
Specific Heat @ 25°C 0.070cal/g°C Compressibility at 200 megabar 56 x 10-6/megabar
Heat of Fusion 1.26k-cal/g-atom Critical Temperature 311°C
Heat of Vaporization 3.58k-cal/g-atom Critical Pressure 102atm
Atomic Volume 23.5W/D


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