Bromine
facet 35 of routine table is Bromine v atomic number 35, atomic weight 79.904. Bromine, prize Br, has actually a Base focused Orthorhombic structure and also Red color. Bromine is a halogens element. Trivial surname of Bromine is halogens*. Recognize everything about Bromine Facts, physics Properties, chemical Properties, digital configuration, Atomic and Crystal Structure.

Bromine (from ancient Greek:βρῶμος, brómos, meaning "stench") is a chemical facet with prize Br, and also atomic number 35. That is a halogen. The aspect was isolated individually by two chemists, Carl Jacob Löwig and Antoine Jerome Balard, in 1825–1826.
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Bromine Facts
Read an essential information and also facts about element Bromine
surname | Bromine |
atom Number | 35 |
atomic Symbol | Br |
Atomic load | 79.904 |
step | Liquid |
color | Red |
Classification | halogens |
group in regular Table | 17 |
Group Name | fluorine household |
period in regular Table | 4 |
Block in routine Table | p-block |
Electronic Configuration | |
Melting suggest | -7.3 °C |
Boiling allude | 59 °C |
Electronic shell Structure | <2, 8, 18, 7> |
CAS Number | CAS7726-95-6 |
How to find Bromine on periodic Table
Periodic table is arranged by atomic number, variety of protons in the nucleus i m sorry is same as variety of electrons. The atom number boosts from left to right. Regular table beginning at height left ( atomic number 1) and ends in ~ bottom best (atomic number 118). As such you can directly look for atomic number 35 to uncover Bromine on periodic table.
Another means to read periodic table and locate an facet is by using team number (column) and duration number (row). To situate Bromine on regular table look for cross ar of team 17 and period 4 in the modern-day periodic table.
explore Interactive regular Table to Understand and also Learn Cool fads
Table of Contents
History
Abundance
Physical Properties
Thermal Properties
Crystal Structure
Atomic & orbital Properties
Chemical Properties
Isotopes
Health and also Safety Parameters and Guidelines
Databases
Compare Bromine with various other elements
Bromine History
The element Bromine was found by Antoine Jérôme Balard in year 1826 in France . Bromine derived its surname from the Greek bromos, definition "stench"
Bromine Presence: abundance in Nature and also Around Us
The table listed below shows the abundance of Bromine in Universe, Sun, Meteorites, Earth"s Crust, Oceans and Human Body.
variety in universe | 7×10-7% |
variety in sunlight | N/A |
diversity in Meteorites | 1.2e-06 |
Abundance in Earth"s crust | 3e-06 |
variety in oceans | 6.7e-05 |
variety in people | 2.9e-06 |
Crystal structure of Bromine
The solid state structure of Bromine is Base centered Orthorhombic.
The decision structure deserve to be explained in regards to its unit Cell. The unit cells repeats chin in 3 dimensional an are to kind the structure.
Unit cell Parameters
The unit cell is stood for in terms of its lattice parameters, which are the lengths the the cabinet edges Lattice Constants (a, b and also c)
672.65 | 464.51 | 870.23 pm |
and the angles between them Lattice angle (alpha, beta and gamma).
π/2 | π/2 | π/2 |
The positions of the atoms inside the unit cabinet are explained by the set of atom positions ( xi, yi, zi) measured from a referral lattice point.
The symmetry nature of the crystal are defined by the ide of space groups. All possible symmetric kinds of particles in three-dimensional an are are described by the 230 an are groups (219 distinct types, or 230 if chiral copies are considered distinct.
space Group surname | Cmca | ![]() |
room Group Number | 64 | |
Crystal structure | Base centered Orthorhombic |
Bromine Atomic and also Orbital Properties
Bromine atoms have actually 35 electrons and also the digital shell framework is <2, 8, 18, 7> through Atomic hatchet Symbol (Quantum Numbers) 2P3/2.
atomic Number | 35 |
Number of electrons (with no charge) | 35 |
Number of Protons | 35 |
Mass Number | 80 |
Number the Neutrons | 45 |
Shell structure (Electrons per energy level) | <2, 8, 18, 7> |
Electron construction | |
Valence Electrons | 4s2 4p5 |
Oxidation State | -1 1;3;4;5;7 |
Atomic ax Symbol (Quantum Numbers) | 2P3/2 |
Shell structure of Bromine - electrons per energy level

Ground State digital Configuration of Bromine - neutral Bromine atom
The floor state digital configuration that Neutral Bromine atom isSee more: Q: How To Pause A Video While Recording On Iphone ? How To Pause Video Recording On An Iphone
Unabbreviated digital configuration the neutral Bromine
Complete floor state digital configuration because that the Bromine atom, Unabbreviated electronic configuration
1s2 2s2 2p6 3s2 3p6 3d10 4s2 4p5
Atomic structure of Bromine
Bromine atomic radius is 94 pm, while it"s covalent radius is 114 pm.
atom Radius | 94 afternoon (0.94 Å) |
Atomic Volume | 25.6102564103 cm3 |
Covalent Radius | 114 pm (1.14 Å) |
valve der Waals Radius | 185 pm |
neutron Cross section | 6.8 σa/barns |
Atomic Spectrum the Bromine

Bromine chemical Properties: Bromine Ionization Energies and electron affinity
The electron affinity the Bromine is 324.6 kJ/mol
Valence | 5 |
Electronegativity | 2.96 |
ElectronAffinity | 324.6 kJ/mol |
Ionization energy of Bromine
Refer to table below for Ionization energies of Bromine
1 | 1139.9 |
2 | 2103 |
3 | 3470 |
4 | 4560 |
5 | 5760 |
6 | 8550 |
7 | 9940 |
8 | 1.86×104 |
Bromine physics Properties
Refer to below table for Bromine physical Properties
thickness | 3.12 g/cm3 |
Molar Volume | 25.6102564103 cm3 |
Elastic Properties
Young Modulus | N/A |
Shear Modulus | N/A |
bulk Modulus | 1.9 GPa |
Poisson proportion | N/A |
Hardness of Bromine - tests to measure up of Hardness the Element
Mohs Hardness | N/A |
Vickers Hardness | N/A |
Brinell Hardness | N/A |
Bromine electric Properties
Bromine is Insulator that electricity. Describe table below for the electric properties of Bromine
electrical Conductivity | 1×10-10 S/m |
Resistivity | 1×1010 m Ω |
Superconducting suggest | N/A |
Bromine Heat and also Conduction Properties
thermal Conductivity | 0.12 W/(m K) |
Thermal development | N/A |
Bromine Magnetic Properties
Magnetic type | Diamagnetic |
Curie suggest | N/A |
mass Magnetic Susceptibility | -4.9×10-9 |
Molar Magnetic Susceptibility | -7.83×10-10 |
Volume Magnetic Susceptibility | -1.53e-05 |
Optical nature of Bromine
Refractive table of contents | 1.001132 |
Acoustic properties of Bromine
speed of Sound | N/A |
Bromine heat Properties - Enthalpies and thermodynamics
Refer to table listed below for thermal properties the Bromine
Melting suggest | 265.8 K (-7.3 °C) |
Boiling allude | 332 K (59 °C) |
an important Temperature | 588 K |
Superconducting suggest | N/A |
Enthalpies the Bromine
warmth of fusion | 5.8 kJ/mol |
warm of Vaporization | 14.8 kJ/mol |
warmth of combustion | N/A |
Bromine isotope - atom Properties of Bromine
Isotopes that rhodium. Naturally developing Bromine has actually 2 stable isotope - 79Br, 81Br.
67Br | ||||
68Br | ||||
69Br | ||||
70Br | ||||
71Br | ||||
72Br | ||||
73Br | ||||
74Br | ||||
75Br | ||||
76Br | ||||
77Br | ||||
78Br | ||||
79Br | 50.69% | steady | N/A | |
80Br | ||||
81Br | 49.31% | steady | N/A | |
82Br | ||||
83Br | ||||
84Br | ||||
85Br | ||||
86Br | ||||
87Br | ||||
88Br | ||||
89Br | ||||
90Br | ||||
91Br | ||||
92Br | ||||
93Br | ||||
94Br | ||||
95Br | ||||
96Br | ||||
97Br |
Regulatory and also Health - Health and Safety Parameters and also Guidelines
CAS Number | CAS7726-95-6 |
RTECS Number | RTECSEF9100000 |
period Hazard course | 8 |
period Numbers | 1744 |
EU Number | N/A |
NFPA Fire Rating | 0 |
NFPA dangers | Oxidizing Agent |
NFPA wellness Rating | 3 |
NFPA Reactivity Rating | 0 |
Autoignition point | N/A |
Flashpoint | -18 °C |
Database Search
perform of unique identifiers to find the aspect in miscellaneous chemical registry databases
CAS Number - chemistry Abstracts service (CAS) | CAS7726-95-6 |
CID Number | CID24408 |
Gmelin Number | N/A |
NSC Number | N/A |
RTECS Number | RTECSEF9100000 |