Bromine
Bromine
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Bromine ΒΆ
AtomicNumber: 35
Element: Bromine
Symbol: Br
AtomicMass: 79.904
NumberofNeutrons: 45
NumberofProtons: 35
NumberofElectrons: 35
Period: 4
Group: 17.0
Phase: liq
Radioactive: nan
Natural: yes
Metal: nan
Nonmetal: yes
Metalloid: nan
Type: Halogen
AtomicRadius: 1.1
Electronegativity: 2.96
FirstIonization: 11.8138
Density: 3.12
MeltingPoint: 266.05
BoilingPoint: 332.0
NumberOfIsotopes: 19.0
Discoverer: Balard
Year: 1826.0
SpecificHeat: 0.474
NumberofShells: 4
NumberofValence: 7.0