35Br
Element 35
Bromine
Halogens
Bromine (from Ancient Greek:βρῶμος, brómos, meaning "stench") is a chemical element with symbol Br, and atomic number 35.
Key data
- Atomic number
- 35
- Atomic mass
- 79.904 u
- Group / Period
- 17 / 4
- Block
- p-block
- Phase at STP
- Liquid
- Density
- 3.1028 g/cm³
- Melting point
- -7.3 °C
- Boiling point
- 58.9 °C
- Electron configuration
- [Ar] 3d10 4s2 4p5
Common uses
- •Flame retardants
- •Photographic film
- •Pool sanitizers
Discovery
Year: 1826
Discovered by: Antoine Jérôme Balard
Frequently asked questions
What is the atomic number of Bromine?
Bromine has atomic number 35. Its symbol is Br and its atomic mass is 79.904 u.
What category of element is Bromine?
Bromine is classified as halogens. It sits in group 17, period 4 of the periodic table.
What is Bromine used for?
Common uses of Bromine include: Flame retardants, Photographic film, Pool sanitizers.
When was Bromine discovered?
Bromine was discovered in 1826 by Antoine Jérôme Balard.
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