Broom (Br)

chemical element with symbol Br and atomic number 35

Atomic Number	35
Atomic Weight	79.904
massiarv	79

Group	17
Period	4
Block	p

prooton	35 p⁺
neutron	44 n⁰
elektron	35 e^-

Animated Bohri aatomiteooria of Br (Broom)

Füüsikalised Omadused

Aatomiraadius	115 pm 219 pm
molaarruumala	23,5 cm³/mol
Covalent Radius	114 pm 109 pm 110 pm 119 pm 120 pm
Metallic Radius	117 pm
ionic radius	196 pm 59 pm 31 pm 25 pm 39 pm
Crystal Radius	182 pm 73 pm 45 pm 39 pm 53 pm
Van der Waals radius	190 pm 183 pm 395 pm 185 pm 222 pm 187 pm 418,9 pm
density	3,1028 g/cm³ 3 120 kg/m³

Keemilised Omadused

{ERROR}

energia

proton affinity	554,4 kJ/mol
Elektronafiinsus	3,3635882 eV/particle
ionization energy	11,81381 eV/particle 21,591 eV/particle 35 eV/particle 47,78 eV/particle 59,595 eV/particle 85,1 eV/particle 103 eV/particle 192,61 eV/particle 224 eV/particle 261 eV/particle 301 eV/particle 338 eV/particle 393 eV/particle 436 eV/particle 481 eV/particle 530 eV/particle 577 eV/particle 716,3 eV/particle 760,99 eV/particle 809,8 eV/particle 870 eV/particle 920,8 eV/particle 963 eV/particle 1 070,6 eV/particle 1 119,169 eV/particle 2 731 eV/particle 2 870 eV/particle 3 020 eV/particle 3 169 eV/particle 3 361 eV/particle 3 523,1 eV/particle 3 735 eV/particle 3 868,986 eV/particle 16 317,01 eV/particle 16 937,126 eV/particle

aurustumissoojus	29,56 kJ/mol
sulamissoojus	10,57 kJ/mol
standard enthalpy of formation	111,85 kJ/mol
elektron

elektronkiht	2, 8, 18, 7

valentselektron	7 ⓘ

elektronkonfiguratsioon	[Ar] 3d¹⁰ 4s² 4p⁵ⓘ 1s² 2s² 2p⁶ 3s² 3p⁶ 3d¹⁰ 4s² 4p⁵

oksüdatsiooniaste	-1, 1, 2, 3, 4, 5, 7
elektronegatiivsus	15,88 eV/particle 0.2412578 2.96
Electrophilicity Index	3,4075054710599915 eV/particle
fundamental state of matter

phase of matter
gaseous state of matter
Boiling Point	331,95 K
Melting Point	265,95 K
critical pressure	10,34 MPa
critical temperature	588,15 K
kolmikpunkt	265,9 K 5,879 kPa
Välimus
värvus	Black #a52a2a #a62929 #a62929
Välimus
Murdumisnäitaja	1,001132
thermodynamic material property
Thermal Conductivity	0,005 W/(m K)
soojuspaisumine
molar heat capacity	75,69 J/(mol K)
Specific Heat Capacity	0,474 J/(g⋅K)
heat capacity ratio
electrical properties
type	Insulator
Elektrijuhtivus	0,0000000000000001 MS/m
Eritakistus	10 000 000 000 Ω*m
Ülijuhtivus
Magnetism
type	diamagnetic
Magnetiline vastuvõtlikkus (Mass)	−0,0000000049 m³/Kg
Magnetiline vastuvõtlikkus (Molar)	−0,000000000783 m³/mol
Magnetiline vastuvõtlikkus (Volume)	−0,0000153
magnetic ordering
Curie punkt
Néel temperature
struktuur
Crystal Structure	{ERROR}
lattice constant	6,67 Å
Lattice Angles	π/2, π/2, π/2
mechanical property
kõvadus
Ruumpaisumismoodul	1,9 GPa
Nihkeelastsusmoodul
Normaalelastsusmoodul
Poissoni tegur
heli kiirus
Klassifitseerimine
Category	Actinides, Halogens
CAS Group	VIIB
IUPAC Group	VIIA
Glawe Number	100
Mendeleev Number	108
Pettifor Number	98
Geochemical Class	semi-volatile
Goldschmidt classification	litophile

teine

Gas Basicity	531,2 kJ/mol
polarizability	21 ± 1 a₀
C6 Dispersion Coefficient	162 a₀ 187 a₀
allotrope	Dibromine
Neutron cross section	6,8
Neutron Mass Absorption	0,002
Kvantarv	2P3/2
space group	64 (Cmca)

Isotopes of Bromine

Stable Isotopes	2
Unstable Isotopes	32
Natural Isotopes	2

⁶⁵Br

massiarv	65
neutron number	30
Relative Atomic Mass	64,982297 ± 0,000537 Da
g-factor
natural abundance
radioaktiivsus	☢️ radioactive element
Poolestusaeg
spinn	5/2
nuclear quadrupole moment
avastamise aeg
parity	-

decay mode	Intensiivsus
p (proton emission)

⁶⁶Br

massiarv	66
neutron number	31
Relative Atomic Mass	65,974697 ± 0,000429 Da
g-factor	0
natural abundance
radioaktiivsus	☢️ radioactive element
Poolestusaeg
spinn	0
nuclear quadrupole moment	0
avastamise aeg
parity	+

decay mode	Intensiivsus
p (proton emission)

⁶⁷Br

massiarv	67
neutron number	32
Relative Atomic Mass	66,965078 ± 0,000322 Da
g-factor
natural abundance
radioaktiivsus	☢️ radioactive element
Poolestusaeg
spinn	1/2
nuclear quadrupole moment	0
avastamise aeg
parity	-

decay mode	Intensiivsus
p (proton emission)

⁶⁸Br

massiarv	68
neutron number	33
Relative Atomic Mass	67,958356 ± 0,000278 Da
g-factor
natural abundance
radioaktiivsus	☢️ radioactive element
Poolestusaeg
spinn	3
nuclear quadrupole moment
avastamise aeg	1995
parity	+

decay mode	Intensiivsus
p (proton emission)

⁶⁹Br

massiarv	69
neutron number	34
Relative Atomic Mass	68,95033841 ± 0,000045091 Da
g-factor
natural abundance
radioaktiivsus	☢️ radioactive element
Poolestusaeg
spinn	5/2
nuclear quadrupole moment
avastamise aeg	1988
parity	-

decay mode	Intensiivsus
p (proton emission)	100%

⁷⁰Br

massiarv	70
neutron number	35
Relative Atomic Mass	69,944792321 ± 0,000016 Da
g-factor	0
natural abundance
radioaktiivsus	☢️ radioactive element
Poolestusaeg	78,8 ± 0,3 ms
spinn	0
nuclear quadrupole moment	0
avastamise aeg	1978
parity	+

decay mode	Intensiivsus
β⁺ (β⁺ decay; β⁺ = ϵ + e⁺)	100%
β⁺ p (β⁺-delayed proton emission)

⁷¹Br

massiarv	71
neutron number	36
Relative Atomic Mass	70,939342153 ± 0,000005799 Da
g-factor
natural abundance
radioaktiivsus	☢️ radioactive element
Poolestusaeg	21,4 ± 0,6 s
spinn	5/2
nuclear quadrupole moment
avastamise aeg	1981
parity

decay mode	Intensiivsus
β⁺ (β⁺ decay; β⁺ = ϵ + e⁺)	100%

⁷²Br

massiarv	72
neutron number	37
Relative Atomic Mass	71,936594606 ± 0,0000011 Da
g-factor	0,6 ± 0,1
natural abundance
radioaktiivsus	☢️ radioactive element
Poolestusaeg	78,6 ± 2,4 s
spinn	1
nuclear quadrupole moment
avastamise aeg	1970
parity	+

decay mode	Intensiivsus
β⁺ (β⁺ decay; β⁺ = ϵ + e⁺)	100%

⁷³Br

massiarv	73
neutron number	38
Relative Atomic Mass	72,931673441 ± 0,000007237 Da
g-factor
natural abundance
radioaktiivsus	☢️ radioactive element
Poolestusaeg	3,4 ± 0,2 m
spinn	1/2
nuclear quadrupole moment	0
avastamise aeg	1970
parity	-

decay mode	Intensiivsus
β⁺ (β⁺ decay; β⁺ = ϵ + e⁺)	100%

⁷⁴Br

massiarv	74
neutron number	39
Relative Atomic Mass	73,929910279 ± 0,000006264 Da
g-factor	0
natural abundance
radioaktiivsus	☢️ radioactive element
Poolestusaeg	25,4 ± 0,3 m
spinn	0
nuclear quadrupole moment	0
avastamise aeg	1952
parity	-

decay mode	Intensiivsus
β⁺ (β⁺ decay; β⁺ = ϵ + e⁺)	100%

⁷⁵Br

massiarv	75
neutron number	40
Relative Atomic Mass	74,925810566 ± 0,0000046 Da
g-factor	0,50666666666667 ± 0,12
natural abundance
radioaktiivsus	☢️ radioactive element
Poolestusaeg	96,7 ± 1,3 m
spinn	3/2
nuclear quadrupole moment
avastamise aeg	1948
parity	-

decay mode	Intensiivsus
β⁺ (β⁺ decay; β⁺ = ϵ + e⁺)	100%

⁷⁶Br

massiarv	76
neutron number	41
Relative Atomic Mass	75,924541574 ± 0,000010007 Da
g-factor	0,5477 ± 0,0001
natural abundance
radioaktiivsus	☢️ radioactive element
Poolestusaeg	16,2 ± 0,2 h
spinn	1
nuclear quadrupole moment	0,251 ± 0,004
avastamise aeg	1952
parity	-

decay mode	Intensiivsus
β⁺ (β⁺ decay; β⁺ = ϵ + e⁺)	100%

⁷⁷Br

massiarv	77
neutron number	42
Relative Atomic Mass	76,921379193 ± 0,000003017 Da
g-factor	0,64873333333333 ± 0,0004
natural abundance
radioaktiivsus	☢️ radioactive element
Poolestusaeg	57,04 ± 0,12 h
spinn	3/2
nuclear quadrupole moment	0,5 ± 0,02
avastamise aeg	1948
parity	-

decay mode	Intensiivsus
β⁺ (β⁺ decay; β⁺ = ϵ + e⁺)	100%

⁷⁸Br

massiarv	78
neutron number	43
Relative Atomic Mass	77,921145858 ± 0,000003842 Da
g-factor	0,13 ± 0,03
natural abundance
radioaktiivsus	☢️ radioactive element
Poolestusaeg	6,45 ± 0,04 m
spinn	1
nuclear quadrupole moment
avastamise aeg	1937
parity	+

decay mode	Intensiivsus
β⁺ (β⁺ decay; β⁺ = ϵ + e⁺)	100%
β⁻ (β⁻ decay)	0.01%

⁷⁹Br

massiarv	79
neutron number	44
Relative Atomic Mass	78,918337574 ± 0,000001074 Da
g-factor
natural abundance	50,65 ± 0,09
radioaktiivsus	Stabiilne isotoop
Poolestusaeg	Not Radioactive ☢️
spinn	3/2
nuclear quadrupole moment	0,3087 ± 0,0002
avastamise aeg	1920
parity	-

⁸⁰Br

massiarv	80
neutron number	45
Relative Atomic Mass	79,918529784 ± 0,000001065 Da
g-factor	0,5135 ± 0,0006
natural abundance
radioaktiivsus	☢️ radioactive element
Poolestusaeg	17,68 ± 0,02 m
spinn	1
nuclear quadrupole moment	0,182 ± 0,003
avastamise aeg	1937
parity	+

decay mode	Intensiivsus
β⁻ (β⁻ decay)	91.7%
β⁺ (β⁺ decay; β⁺ = ϵ + e⁺)	8.3%

⁸¹Br

massiarv	81
neutron number	46
Relative Atomic Mass	80,916288197 ± 0,000001049 Da
g-factor
natural abundance	49,35 ± 0,09
radioaktiivsus	Stabiilne isotoop
Poolestusaeg	Not Radioactive ☢️
spinn	3/2
nuclear quadrupole moment
avastamise aeg	1920
parity	-

⁸²Br

massiarv	82
neutron number	47
Relative Atomic Mass	81,916801752 ± 0,000001042 Da
g-factor	0,32512 ± 0,00012
natural abundance
radioaktiivsus	☢️ radioactive element
Poolestusaeg	35,282 ± 0,007 h
spinn	5
nuclear quadrupole moment	0,697 ± 0,01
avastamise aeg	1937
parity	-

decay mode	Intensiivsus
β⁻ (β⁻ decay)	100%

⁸³Br

massiarv	83
neutron number	48
Relative Atomic Mass	82,915175285 ± 0,000004073 Da
g-factor
natural abundance
radioaktiivsus	☢️ radioactive element
Poolestusaeg	2,374 ± 0,004 h
spinn	3/2
nuclear quadrupole moment
avastamise aeg	1937
parity	-

decay mode	Intensiivsus
β⁻ (β⁻ decay)	100%

⁸⁴Br

massiarv	84
neutron number	49
Relative Atomic Mass	83,916496417 ± 0,000027622 Da
g-factor	0,95 ± 0,35
natural abundance
radioaktiivsus	☢️ radioactive element
Poolestusaeg	31,76 ± 0,08 m
spinn	2
nuclear quadrupole moment
avastamise aeg	1943
parity	-

decay mode	Intensiivsus
β⁻ (β⁻ decay)	100%

⁸⁵Br

massiarv	85
neutron number	50
Relative Atomic Mass	84,915645758 ± 0,000003304 Da
g-factor
natural abundance
radioaktiivsus	☢️ radioactive element
Poolestusaeg	2,9 ± 0,06 m
spinn	3/2
nuclear quadrupole moment
avastamise aeg	1943
parity	-

decay mode	Intensiivsus
β⁻ (β⁻ decay)	100%

⁸⁶Br

massiarv	86
neutron number	51
Relative Atomic Mass	85,918805432 ± 0,000003304 Da
g-factor
natural abundance
radioaktiivsus	☢️ radioactive element
Poolestusaeg	55,1 ± 0,4 s
spinn	1
nuclear quadrupole moment
avastamise aeg	1962
parity	-

decay mode	Intensiivsus
β⁻ (β⁻ decay)	100%

⁸⁷Br

massiarv	87
neutron number	52
Relative Atomic Mass	86,920674016 ± 0,000003404 Da
g-factor
natural abundance
radioaktiivsus	☢️ radioactive element
Poolestusaeg	55,68 ± 0,12 s
spinn	5/2
nuclear quadrupole moment
avastamise aeg	1943
parity	-

decay mode	Intensiivsus
β⁻ (β⁻ decay)	100%
β⁻ n (β⁻-delayed neutron emission)	2.6%

⁸⁸Br

massiarv	88
neutron number	53
Relative Atomic Mass	87,92408329 ± 0,000003404 Da
g-factor
natural abundance
radioaktiivsus	☢️ radioactive element
Poolestusaeg	16,34 ± 0,08 s
spinn	1
nuclear quadrupole moment
avastamise aeg	1948
parity	-

decay mode	Intensiivsus
β⁻ (β⁻ decay)	100%
β⁻ n (β⁻-delayed neutron emission)	6.58%

⁸⁹Br

massiarv	89
neutron number	54
Relative Atomic Mass	88,926704558 ± 0,000003504 Da
g-factor
natural abundance
radioaktiivsus	☢️ radioactive element
Poolestusaeg	4,357 ± 0,022 s
spinn	3/2
nuclear quadrupole moment
avastamise aeg	1959
parity	-

decay mode	Intensiivsus
β⁻ (β⁻ decay)	100%
β⁻ n (β⁻-delayed neutron emission)	13.8%

⁹⁰Br

massiarv	90
neutron number	55
Relative Atomic Mass	89,931292848 ± 0,000003604 Da
g-factor
natural abundance
radioaktiivsus	☢️ radioactive element
Poolestusaeg	1,91 ± 0,01 s
spinn
nuclear quadrupole moment
avastamise aeg	1959
parity

decay mode	Intensiivsus
β⁻ (β⁻ decay)	100%
β⁻ n (β⁻-delayed neutron emission)	25.3%

⁹¹Br

massiarv	91
neutron number	56
Relative Atomic Mass	90,934398617 ± 0,000003804 Da
g-factor
natural abundance
radioaktiivsus	☢️ radioactive element
Poolestusaeg	543 ± 4 ms
spinn	5/2
nuclear quadrupole moment
avastamise aeg	1974
parity	-

decay mode	Intensiivsus
β⁻ (β⁻ decay)	100%
β⁻ n (β⁻-delayed neutron emission)	29.5%

⁹²Br

massiarv	92
neutron number	57
Relative Atomic Mass	91,939631595 ± 0,000007202 Da
g-factor
natural abundance
radioaktiivsus	☢️ radioactive element
Poolestusaeg	314 ± 16 ms
spinn	2
nuclear quadrupole moment
avastamise aeg	1974
parity	-

decay mode	Intensiivsus
β⁻ (β⁻ decay)	100%
β⁻ n (β⁻-delayed neutron emission)	33.1%
2n (2-neutron emission)

⁹³Br

massiarv	93
neutron number	58
Relative Atomic Mass	92,94322 ± 0,0004625 Da
g-factor
natural abundance
radioaktiivsus	☢️ radioactive element
Poolestusaeg	152 ± 8 ms
spinn	5/2
nuclear quadrupole moment
avastamise aeg	1981
parity	-

decay mode	Intensiivsus
β⁻ (β⁻ decay)	100%
β⁻ n (β⁻-delayed neutron emission)	64%
2n (2-neutron emission)

⁹⁴Br

massiarv	94
neutron number	59
Relative Atomic Mass	93,948846 ± 0,000215 Da
g-factor
natural abundance
radioaktiivsus	☢️ radioactive element
Poolestusaeg	70 ± 20 ms
spinn	2
nuclear quadrupole moment
avastamise aeg	1981
parity	-

decay mode	Intensiivsus
β⁻ (β⁻ decay)	100%
β⁻ n (β⁻-delayed neutron emission)	68%
2n (2-neutron emission)

⁹⁵Br

massiarv	95
neutron number	60
Relative Atomic Mass	94,952925 ± 0,000322 Da
g-factor
natural abundance
radioaktiivsus	☢️ radioactive element
Poolestusaeg
spinn	5/2
nuclear quadrupole moment
avastamise aeg	1997
parity	-

decay mode	Intensiivsus
β⁻ (β⁻ decay)
β⁻ n (β⁻-delayed neutron emission)
2n (2-neutron emission)

⁹⁶Br

massiarv	96
neutron number	61
Relative Atomic Mass	95,95898 ± 0,000322 Da
g-factor
natural abundance
radioaktiivsus	☢️ radioactive element
Poolestusaeg
spinn
nuclear quadrupole moment
avastamise aeg	1997
parity

decay mode	Intensiivsus
β⁻ (β⁻ decay)
β⁻ n (β⁻-delayed neutron emission)
2n (2-neutron emission)

⁹⁷Br

massiarv	97
neutron number	62
Relative Atomic Mass	96,963499 ± 0,000429 Da
g-factor
natural abundance
radioaktiivsus	☢️ radioactive element
Poolestusaeg
spinn	5/2
nuclear quadrupole moment
avastamise aeg	1997
parity	-

decay mode	Intensiivsus
β⁻ (β⁻ decay)
β⁻ n (β⁻-delayed neutron emission)
2n (2-neutron emission)

⁹⁸Br

massiarv	98
neutron number	63
Relative Atomic Mass	97,969887 ± 0,000429 Da
g-factor
natural abundance
radioaktiivsus	☢️ radioactive element
Poolestusaeg
spinn
nuclear quadrupole moment
avastamise aeg	2010
parity

decay mode	Intensiivsus
β⁻ (β⁻ decay)
β⁻ n (β⁻-delayed neutron emission)
2n (2-neutron emission)

ajalugu

leiutaja või avastaja	Antoine J. Balard
location of discovery	France
avastamise aeg	1826
etümoloogia	Greek: brômos (stench).
pronunciation	BRO-meen (inglise)

allikas

Abundance
Abundance in Earth's crust	2,4 mg/kg
natural abundance (ookean)	67,3 mg/L
natural abundance (Inimkeha)	0,00029 %
natural abundance (meteoorkeha)	0,00012 %
natural abundance (Päike)
Abundance in Universe	0,0000007 %

Nuclear Screening Constants

1	s	0.7529
2	p	3.9436
2	s	9.3566
3	d	15.4409
3	p	15.4292
3	s	14.7815
4	p	25.972
4	s	24.4472

Broom on ChemicalAid

Broom (Br)

Füüsikalised Omadused

Keemilised Omadused

teine

Isotopes of Bromine

65Br

66Br

67Br

68Br

69Br

70Br

71Br

72Br

73Br

74Br

75Br

76Br

77Br

78Br

79Br

80Br

81Br

82Br

83Br

84Br

85Br

86Br

87Br

88Br

89Br

90Br

91Br

92Br

93Br

94Br

95Br

96Br

97Br

98Br

ajalugu

allikas

Nuclear Screening Constants

⁶⁵Br

⁶⁶Br

⁶⁷Br

⁶⁸Br

⁶⁹Br

⁷⁰Br

⁷¹Br

⁷²Br

⁷³Br

⁷⁴Br

⁷⁵Br

⁷⁶Br

⁷⁷Br

⁷⁸Br

⁷⁹Br

⁸⁰Br

⁸¹Br

⁸²Br

⁸³Br

⁸⁴Br

⁸⁵Br

⁸⁶Br

⁸⁷Br

⁸⁸Br

⁸⁹Br

⁹⁰Br

⁹¹Br

⁹²Br

⁹³Br

⁹⁴Br

⁹⁵Br

⁹⁶Br

⁹⁷Br

⁹⁸Br