Periodic Table of the Elements
Periodic Table




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name Bromine
latin Bromum
french Brome
german Brom
symbol Br
proton number 35
atomic weight 79.904
Pauling electronegativity 2.96
electronic configuration [Ar] 3d104s24p5
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melting point 265.8 K, -7.35°C, 18.77°F
boiling point 332 K, 59°C, 138°F
group 17
period 4
state (by 20°C) liquid
oxidation states -1, +1, +3, +5, +7
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Year of discovery Discoverer
1825 Antoine J. Balard (1802-1876)

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