BROMINE, Br (35)

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ATOMIC ARCHITECTURE

Elemental Tile

···

OVERVIEW

BROMINE

Br (35)

ˈbrəʊmiːn

PHONETICS

IDENTIFICATION

Bromine is a fuming red-brown liquid at room temperature, corrosive and toxic, with properties between those of chlorine and iodine. Free bromine does not occur in nature, but occurs as colourless soluble crystalline mineral halide salts, analogous to table salt.

ELEMENT BRIEF

1826 Antoine Balard, France.

DISCOVERY

Ancient Greek, βρῶμος (brômos, 'stink').

ETYMOLOGY

Bromine

ELEMENT

Br

SYMBOL

35

ATOMIC NUMBER

7726-95-6

CAS NUMBER

PHYSICAL

element

ELEMENTAL SPECTRUM

Red

ELEMENTAL COLOUR

1.001'132

REFRACTIVE INDEX

-

POISSON RATIO

25.610 cm³

MOLAR VOLUME

-

BRINELL HARDNESS

-

MOHS HARDNESS

-

VICKERS HARDNESS

149 m/s, Mach 0.434'4

SPEED OF SOUND

1.90G Pa, 18.751'5k Atm

BULK MODULUS

-

SHEAR MODULUS

-

YOUNG MODULUS

ALLOTROPES

NONE

THERMODYNAMIC

265.85 K, -7.30 °C

MELTING POINT

332.15 K, 59.00 °C

BOILING POINT

-

AUTOMATIC IGNITION

255.15 K, -18.00 °C

FLASHPOINT

588.00 K, 314.85 °C

CRITICAL TEMPERATURE

10.34M Pa, 102 Atm

CRITICAL PRESSURE

0.120'000 W/(m K)

THERMAL CONDUCTIVITY

-

THERMAL EXPANSION

947.30 J/(kg K)

SPECIFIC HEAT

5.800 kJ/mol

HEAT FUSION

14.800 kJ/mol

HEAT VAPORISATION

-

HEAT COMBUSTION

-

CURIE POINT

-

NEEL POINT

-

ADIABATIC INDEX

Liquid

PHASE

ELECTROMAGNETIC

Insulator

ELECTRICAL TYPE

100.00p S/m

CONDUCTIVITY

10.00G Ω.m

RESISTIVITY

-

SUPERCONDUCTING POINT

Diamagnetic

MAGNETIC TYPE

-0.000'000'004'9

MASS SUSCEPTIBILITY

-0.000'000'000'392'00

MOLAR SUSCEPTIBILITY

-0.000'015'300'00

VOLUME SUSCEPTIBILITY

STRUCTURE

Halogen

CLASSIFICATION

79.903'527'9

ATOMIC WEIGHT

94 pm

ATOMIC RADIUS

114 pm

COVALENT RADIUS SINGLE BOND

109 pm

COVALENT RADIUS DOUBLE BOND

110

COVALENT RADIUS TRIPLE BOND

183 pm

VAN DER WAALS RADIUS

[Ar]4s²3d¹⁰4p⁵

ELECTRON CONFIGURATION

Orthorhombic, Primitive

CRYSTAL STRUCTURE

3.120'00 g/cm³

DENSITY AS SOLID

3.120'00 g/cm³

DENSITY AS LIQUID

-

DENSITY AS GAS

Cmca

SPACE GROUP NAME

64

SPACE GROUP NUMBER

π/2, π/2 π/2

LATTICE ANGLES

672.65, 464.51 870.23 pm

LATTICE CONSTANTS

REACTIVITY

7

VALENCE

2.96

ELECTRONEGATIVITY

324.55 kJ/mol

ELECTRON AFFINITY

IONISATION ENERGY

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ELEMENTAL DISTRIBUTION

0.000'000'7 %

UNIVERSE

0.000'12 %

METEORITES

-

SUN

0.000'3 %

EARTH CRUST

0.007'3 %

OCEANS

0.000'29 %

HUMANS

ISOTOPES

Stable

HALF LIFE

Stable

LIFETIME

4p⁵ = 4, 1, 0, -1/2

QUANTUM NUMBERS

5.900'00 b σ_s

NEUTRON CROSS SECTION

6.900'00 b σ_a

NEUTRON MASS ABSORPTION

STABLE ISOTOPES

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UNSTABLE ISOTOPES

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ISOTOPIC CHAIN

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Isotope	Stability	Symbol	Type	Protons		Neutrons		Spin	Parity	Mass		Abundance		Mass Measure	Mass Excess		Binding Energy		Dipole Moment		Quadrupole Moment		Halflife in Years		Halflife in Seconds		A01 Decay Probability		A01 Decay Mode	A01 Decay Energy		A01 Decay Daughter	A01 Decay Link	A02 Decay Probability		A02 Decay Mode	A02 Decay Energy		A02 Decay Daughter	A02 Decay Link	Y01 Decay Product Yield		Y01 Decay Product Nuclide	Y02 Decay Product Yield		Y02 Decay Product Nuclide	Y03 Decay Product Yield		Y03 Decay Product Nuclide	Y04 Decay Product Yield		Y04 Decay Product Nuclide
Isotope_035_br_67_u	Unstable	⁶⁷Br	Boson	35	p	32	n	1/2	-1	66.964'790'000'0	u	~ 0	%	~ 0	-32.798'000'000'0	MeV	8.152'000'000'0	MeV	-		-		?				?	%	p	1,635.000	keV	⁶⁶Se	⁶⁷Br > [ ? % , p , 1,635.0 keV ] > ⁶⁶Se								?	%	⁶⁶Zn
Isotope_035_br_68_u	Unstable	⁶⁸Br	Fermion	35	p	33	n	3	1	67.958'516'000'0	u	~ 0	%	~ 0	-38.642'000'000'0	MeV	8.237'000'000'0	MeV	-		-		4.75E-14	year	1.500	micro-seconds ( x⁻⁶ )	?	%	p	560.000	keV	⁶⁷Se	⁶⁸Br > [ ? % , p , 560.0 keV ] > ⁶⁷Se								?	%	⁶⁷Zn	?	%	⁶⁶Zn
Isotope_035_br_69_u	Unstable	⁶⁹Br	Boson	35	p	34	n	1/2	-1	68.950'106'000'0	u	~ 0	%	~ 0	-46.476'000'000'0	MeV	8.348'000'000'0	MeV	-		-		7.61E-16	year	24.000	nano-seconds ( x⁻⁹ )	?	%	p	450.000	keV	⁶⁸Se	⁶⁹Br > [ ? % , p , 450.0 keV ] > ⁶⁸Se								?	%	⁶⁸Zn
Isotope_035_br_70_u	Unstable	⁷⁰Br	Fermion	35	p	35	n	0	1	69.944'792'000'0	u	~ 0	%	~ 0	-51.426'000'000'0	MeV	8.415'000'000'0	MeV	-		-		2.51E-9	year	79.100	milli-seconds ( x⁻³ )	100.000'000	%	β+	9,598.000	keV	⁷⁰Se	⁷⁰Br > [ 100 % , β+ , 9,598.0 keV ] > ⁷⁰Se								100.000'000	%	⁷⁰Ge
Isotope_035_br_71_u	Unstable	⁷¹Br	Boson	35	p	36	n	5/2	-1	70.938'740'000'0	u	~ 0	%	~ 0	-57.063'323'000'0	MeV	8.489'362'000'0	MeV	-		-		6.78E-7	year	21.400	seconds ( x⁰ )	100.000'000	%	β+	5,031.000	keV	⁷¹Se	⁷¹Br > [ 100 % , β+ , 5,031.0 keV ] > ⁷¹Se								100.000'000	%	⁷¹Ga
Isotope_035_br_72_u	Unstable	⁷²Br	Fermion	35	p	37	n	1	1	71.936'644'572'0	u	~ 0	%	~ 0	-59.015'201'000'0	MeV	8.510'665'000'0	MeV	-		-		2.49E-6	year	78.600	seconds ( x⁰ )	100.000'000	%	β+	7,857.000	keV	⁷²Se	⁷²Br > [ 100 % , β+ , 7,857.0 keV ] > ⁷²Se								100.000'000	%	⁷²Ge
Isotope_035_br_73_u	Unstable	⁷³Br	Boson	35	p	38	n	1/2	-1	72.931'691'524'0	u	~ 0	%	~ 0	-63.628'936'000'0	MeV	8.567'849'000'0	MeV	-		-		6.27E-6	year	198.000	seconds ( x⁰ )	100.000'000	%	β+	3,566.500	keV	⁷³Se	⁷³Br > [ 100 % , β+ , 3,566.5 keV ] > ⁷³Se								100.000'000	%	⁷³Ge
Isotope_035_br_74_u	Unstable	⁷⁴Br	Fermion	35	p	39	n	0	-1	73.929'891'034'0	u	~ 0	%	~ 0	-65.306'081'000'0	MeV	8.583'803'000'0	MeV	-		-		4.82E-5	year	1.520	kilo-seconds ( x³ )	100.000'000	%	β+	5,884.500	keV	⁷⁴Se	⁷⁴Br > [ 100 % , β+ , 5,884.5 keV ] > ⁷⁴Se								?	%	⁷⁴Ge
Isotope_035_br_75_u	Unstable	⁷⁵Br	Boson	35	p	40	n	3/2	-1	74.925'776'207'0	u	~ 0	%	~ 0	-69.139'018'000'0	MeV	8.628'8.628'8.628'8.628	MeV	0.750'000'000'0	nm	-		1.84E-4	year	5.796	kilo-seconds ( x³ )	100.000'000	%	β+	2,007.800	keV	⁷⁵Se	⁷⁵Br > [ 100 % , β+ , 2,007.8 keV ] > ⁷⁵Se								100.000'000	%	⁷⁵As
Isotope_035_br_76_u	Unstable	⁷⁶Br	Fermion	35	p	41	n	1	-1	75.924'541'469'0	u	~ 0	%	~ 0	-70.289'169'000'0	MeV	8.635'883'000'0	MeV	-0.548'210'000'0	nm	0.270'000'000'0	b	1.85E-3	year	58.284	kilo-seconds ( x³ )	100.000'000	%	β+	3,940.680	keV	⁷⁶Se	⁷⁶Br > [ 100 % , β+ , 3,940.68 keV ] > ⁷⁶Se								100.000'000	%	⁷⁶Se

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