element 35 of routine table is Bromine v atomic number 35, atomic load 79.904. Bromine, symbol Br, has a Base centered Orthorhombic structure and Red color. Bromine is a halogens element. Trivial surname of Bromine is halogens*. Recognize everything around Bromine Facts, physical Properties, chemical Properties, digital configuration, Atomic and Crystal Structure.


Bromine (from ancient Greek:βρῶμος, brómos, an interpretation "stench") is a chemical element with prize Br, and also atomic number 35. It is a halogen. The element was isolated separately by 2 chemists, Carl Jacob Löwig and Antoine Jerome Balard, in 1825–1826.

You are watching: What is the electron configuration of bromine

Bromine Facts

Read vital information and facts about element Bromine

name Bromine
atom Number 35
atomic Symbol Br
Atomic weight 79.904
phase Liquid
color Red
Classification halogens
group in periodic Table 17
Group Name fluorine family
period in periodic Table 4
Block in periodic Table p-block
Electronic Configuration 3d10 4s2 4p5
Melting allude -7.3 °C
Boiling allude 59 °C
Electronic covering Structure <2, 8, 18, 7>
CAS Number CAS7726-95-6

How to locate Bromine on routine Table

Periodic table is arranged by atomic number, variety of protons in the nucleus i beg your pardon is very same as variety of electrons. The atom number rises from left come right. Periodic table start at peak left ( atomic number 1) and ends in ~ bottom right (atomic number 118). Therefore you can directly look because that atomic number 35 to find Bromine on periodic table.

Another way to read routine table and locate an facet is by using group number (column) and period number (row). To find Bromine on regular table look because that cross ar of group 17 and period 4 in the modern-day periodic table.

check out Interactive periodic Table to Understand and also Learn Cool trends

Table that Contents

Physical Properties
Thermal Properties
Crystal Structure
Atomic & orbit Properties
Chemical Properties
Health and Safety Parameters and Guidelines
Compare Bromine with various other elements

Bromine History

The aspect Bromine was found by Antoine Jérôme Balard in year 1826 in France . Bromine obtained its name from the Greek bromos, an interpretation "stench"

Bromine Presence: diversity in Nature and Around Us

The table listed below shows the diversity of Bromine in Universe, Sun, Meteorites, Earth"s Crust, Oceans and also Human Body.

Ppb by load (1ppb =10^-7 %)
variety in universe 7×10-7%
abundance in sunlight N/A
abundance in Meteorites 1.2e-06
Abundance in Earth"s tardy 3e-06
abundance in seas 6.7e-05
variety in humans 2.9e-06

Crystal framework of Bromine

The solid state framework of Bromine is Base centered Orthorhombic.

The crystal structure can be defined in terms of its unit Cell. The unit cells repeats chin in 3 dimensional room to form the structure.

Unit cabinet Parameters

The unit cabinet is represented in terms of its lattice parameters, which are the lengths that the cell edges Lattice Constants (a, b and also c)

a b c
672.65 464.51 870.23 pm

and the angles in between them Lattice angles (alpha, beta and gamma).

alpha beta gamma
π/2 π/2 π/2

The location of the atoms inside the unit cell are explained by the collection of atomic positions ( xi, yi, zi) measured native a recommendation lattice point.

The symmetry nature of the decision are explained by the principle of room groups. All feasible symmetric kinds of corpuscle in three-dimensional space are explained by the 230 an are groups (219 distinct types, or 230 if chiral duplicates are thought about distinct.

space Group name Cmca
an are Group Number 64
Crystal framework Base centered Orthorhombic

Bromine Atomic and Orbital Properties

Bromine atoms have actually 35 electrons and also the digital shell structure is <2, 8, 18, 7> with Atomic term Symbol (Quantum Numbers) 2P3/2.

atom Number 35
Number of electron (with no charge) 35
Number of Protons 35
Mass Number 80
Number of Neutrons 45
Shell structure (Electrons per energy level) <2, 8, 18, 7>
Electron configuration 3d10 4s2 4p5
Valence Electrons 4s2 4p5
Oxidation State -1 1;3;4;5;7
Atomic term Symbol (Quantum Numbers) 2P3/2

Shell framework of Bromine - electrons per power level


Ground State digital Configuration the Bromine - neutral Bromine atom

The floor state digital configuration the Neutral Bromine atom is 3d10 4s2 4p5. The section of Bromine configuration that is indistinguishable to the noble gas the the preceding period, is abbreviated as . Because that atoms with countless electrons, this notation deserve to become prolonged and therefore an abbreviated notation is used.This is crucial as that is the Valence electrons 3d10 4s2 4p5, electrons in the outermost shell that identify the chemical properties of the element.

See more: Do Condoms Expire? How Long Are Trojan Condoms Good For I (27 F) Found Condoms In My Fiancé’S (27 M) Desk

Unabbreviated digital configuration the neutral Bromine

Complete soil state digital configuration because that the Bromine atom, Unabbreviated electronic configuration

1s2 2s2 2p6 3s2 3p6 3d10 4s2 4p5

Atomic framework of Bromine

Bromine atomic radius is 94 pm, when 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)
van der Waals Radius 185 pm
ghost Cross ar 6.8 σa/barns

Atomic Spectrum the Bromine


Bromine chemical Properties: Bromine Ionization Energies and also electron affinity

The electron affinity the Bromine is 324.6 kJ/mol

Valence 5
Electronegativity 2.96
ElectronAffinity 324.6 kJ/mol

Ionization power of Bromine

Refer to table listed below for Ionization energies the Bromine

Ionization power number Enthalpy - kJ/mol
1 1139.9
2 2103
3 3470
4 4560
5 5760
6 8550
7 9940
8 1.86×104

Bromine physical 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
mass Modulus 1.9 GPa
Poisson ratio N/A

Hardness that Bromine - exam 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 the electricity. Describe table listed below for the electrical properties the Bromine

electric Conductivity 1×10-10 S/m
Resistivity 1×1010 m Ω
Superconducting allude N/A

Bromine Heat and also Conduction Properties

thermal Conductivity 0.12 W/(m K)
Thermal expansion N/A

Bromine Magnetic Properties

Magnetic kind Diamagnetic
Curie suggest N/A
fixed 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 nature of Bromine

speed of Sound N/A

Bromine heat Properties - Enthalpies and thermodynamics

Refer come table listed below for thermal properties that Bromine

Melting suggest 265.8 K (-7.3 °C)
Boiling point 332 K (59 °C)
critical Temperature 588 K
Superconducting allude N/A

Enthalpies the Bromine

heat of fusion 5.8 kJ/mol
warm of Vaporization 14.8 kJ/mol
heat of burning N/A

Bromine isotopes - atom Properties the Bromine

Isotopes of rhodium. Naturally arising Bromine has actually 2 secure isotope - 79Br, 81Br.

Isotope Isotope fixed % variety T fifty percent Decay setting
79Br 50.69% secure N/A
81Br 49.31% stable N/A

Regulatory and Health - Health and also Safety Parameters and also Guidelines

CAS Number CAS7726-95-6
RTECS Number RTECSEF9100000
dot Hazard class 8
period Numbers 1744
EU Number N/A
NFPA Fire Rating 0
NFPA hazards Oxidizing Agent
NFPA wellness Rating 3
NFPA Reactivity Rating 0
Autoignition point N/A
Flashpoint -18 °C

Database Search

list of unique identifiers to search the aspect in various chemical registry databases

Database id number
CAS Number - chemistry Abstracts company (CAS) CAS7726-95-6
CID Number CID24408
Gmelin Number N/A
NSC Number N/A
RTECS Number RTECSEF9100000

Compare Bromine through all Group 17 elements

Bromine vs Fluorine Bromine vs Chlorine Bromine vs Iodine Bromine vs Astatine Bromine vs Tennessine

Compare Bromine through all halogens elements

Bromine vs Fluorine Bromine vs Chlorine Bromine vs Iodine Bromine vs Astatine Bromine vs Tennessine