bromine
Atomic number:
35
Atomic weight:
79.904
Symbol:
Br
Group number:
17
Electronic configuration:
[Ar].3d10.4s2.4p5
Physical data
Standard state:
liquid at 298 K
Colour:
red-brown, metallic lustre when solid
Density of solid at ambient temperature/kg m-3:
no data
Molar volume/cm3:
19.78
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