Brom

Brom (Br)

chemical element with symbol Br and atomic number 35
Atomski broj35
Relativna atomska masa79.904
Maseni broj79
Skupina17
Perioda4
Blokp
proton35 p+
neutron44 n0
elektron35 e-
Animated Bohrov model atoma of Br (Brom)

Physical Property

Atomski Radijus
115 pm
Molni volumen
Kovalentni Radijus
114 pm
Metallic Radius
Ionski radijus
196 pm
Crystal Radius
182 pm
Van der Waals radius
185 pm
gustoća
3,1028 g/cm³
Atomic Radii Of The Elements: Brom0102030405060708090100110120130140150160170180190pmAtomski RadijusKovalentni RadijusMetallic RadiusVan der Waals radius

Kemijsko Svojstvo

energija
proton affinity
554,4 kJ/mol
Elektronski afinitet
3,3635882 eV/particle
ionization energy
11,81381 eV/particle
ionization energy of Br (Brom)
Toplina isparivanja
29,56 kJ/mol
toplina taljenja
10,57 kJ/mol
standard enthalpy of formation
111,85 kJ/mol
elektron
Elektronska ljuska2, 8, 18, 7
Bohrov model atoma: Br (Brom)
valence electron7
Lewis structure: Br (Brom)
electron configuration[Ar] 3d10 4s2 4p5
1s2 2s2 2p6 3s2 3p6 3d10 4s2 4p5
Enhanced Bohrov model atoma of Br (Brom)
Orbital Diagram of Br (Brom)
Oksidacijski broj-1, 1, 2, 3, 4, 5, 7
Elektronegativnost
2.96
Electrophilicity Index
3,4075054710599915 eV/particle
fundamental state of matter
agregatno stanjeTekuće
gaseous state of matter
Vrelište
331,95 K
Talište
265,95 K
critical pressure
10,34 MPa
critical temperature
588,15 K
Trojna točka
265,9 K
5,879 kPa
appearance
boja
Crvena
appearance
Indeks prelamanja
1,001132
thermodynamic material property
Toplinska vodljivost
0,005 W/(m K)
Toplinsko istezanje
molar heat capacity
75,69 J/(mol K)
Specifični toplinski kapacitet
0,474 J/(g⋅K)
heat capacity ratio
electrical properties
typeInsulator
electrical conductivity
0,0000000000000001 MS/m
Električna otpornost i provodnost
10.000.000.000 m Ω
Supravodljivost
Magnetizam
typediamagnetic
Magnetna susceptibilnost (Mass)
−0,0000000049 m³/Kg
Magnetna susceptibilnost (Molar)
−0,000000000783 m³/mol
Magnetna susceptibilnost (Volume)
−0,0000153
magnetic ordering
Curieva temperatura
Néel temperature
struktura
Kristalna strukturaBazno centrirana ortorombična (ORC)
lattice constant
6,67 Å
Lattice Anglesπ/2, π/2, π/2
mechanical property
Tvrdoća
bulk modulus
1,9 GPa
shear modulus
Youngov modul elastičnosti
Poissonov omjer
brzina zvuka
classification
KategorijaHalogeni elementi, Halogens
CAS GroupVIIB
IUPAC GroupVIIA
Glawe Number100
Mendeleev Number108
Pettifor Number98
Geochemical Classsemi-volatile
Goldschmidt classificationlitophile

other

Gas Basicity
531,2 kJ/mol
polarizability
21 ± 1 a₀
C6 Dispersion Coefficient
162 a₀
allotropeDibromine
Nuklearni udarni presjek
6,8
Neutron Mass Absorption
0,002
Kvantni brojevi2P3/2
space group64 (Cmca)

Isotopes of Bromine

Stabilni izotopi2
Nestabilni izotopi32
Natural Isotopes2
Isotopic Composition7950.65%7950.65%8149.35%8149.35%

65Br

Maseni broj65
neutron number30
Relativna atomska masa
64,982297 ± 0,000537 Da
g-factor
natural abundance
radioaktivnost☢️ radioactive element
Vrijeme poluraspada
spin5/2
nuclear quadrupole moment
vrijeme otkrića ili izuma
Parnost-

decay modeintensity
p (proton emission)

66Br

Maseni broj66
neutron number31
Relativna atomska masa
65,974697 ± 0,000429 Da
g-factor
0
natural abundance
radioaktivnost☢️ radioactive element
Vrijeme poluraspada
spin0
nuclear quadrupole moment
0
vrijeme otkrića ili izuma
Parnost+

decay modeintensity
p (proton emission)

67Br

Maseni broj67
neutron number32
Relativna atomska masa
66,965078 ± 0,000322 Da
g-factor
natural abundance
radioaktivnost☢️ radioactive element
Vrijeme poluraspada
spin1/2
nuclear quadrupole moment
0
vrijeme otkrića ili izuma
Parnost-

decay modeintensity
p (proton emission)

68Br

Maseni broj68
neutron number33
Relativna atomska masa
67,958356 ± 0,000278 Da
g-factor
natural abundance
radioaktivnost☢️ radioactive element
Vrijeme poluraspada
spin3
nuclear quadrupole moment
vrijeme otkrića ili izuma1995
Parnost+

decay modeintensity
p (proton emission)

69Br

Maseni broj69
neutron number34
Relativna atomska masa
68,95033841 ± 0,000045091 Da
g-factor
natural abundance
radioaktivnost☢️ radioactive element
Vrijeme poluraspada
spin5/2
nuclear quadrupole moment
vrijeme otkrića ili izuma1988
Parnost-

decay modeintensity
p (proton emission)100%

70Br

Maseni broj70
neutron number35
Relativna atomska masa
69,944792321 ± 0,000016 Da
g-factor
0
natural abundance
radioaktivnost☢️ radioactive element
Vrijeme poluraspada
78,8 ± 0,3 ms
spin0
nuclear quadrupole moment
0
vrijeme otkrića ili izuma1978
Parnost+

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

71Br

Maseni broj71
neutron number36
Relativna atomska masa
70,939342153 ± 0,000005799 Da
g-factor
natural abundance
radioaktivnost☢️ radioactive element
Vrijeme poluraspada
21,4 ± 0,6 s
spin5/2
nuclear quadrupole moment
vrijeme otkrića ili izuma1981
Parnost

decay modeintensity
β+ (β+ decay; β+ = ϵ + e+)100%

72Br

Maseni broj72
neutron number37
Relativna atomska masa
71,936594606 ± 0,0000011 Da
g-factor
0,6 ± 0,1
natural abundance
radioaktivnost☢️ radioactive element
Vrijeme poluraspada
78,6 ± 2,4 s
spin1
nuclear quadrupole moment
vrijeme otkrića ili izuma1970
Parnost+

decay modeintensity
β+ (β+ decay; β+ = ϵ + e+)100%

73Br

Maseni broj73
neutron number38
Relativna atomska masa
72,931673441 ± 0,000007237 Da
g-factor
natural abundance
radioaktivnost☢️ radioactive element
Vrijeme poluraspada
3,4 ± 0,2 m
spin1/2
nuclear quadrupole moment
0
vrijeme otkrića ili izuma1970
Parnost-

decay modeintensity
β+ (β+ decay; β+ = ϵ + e+)100%

74Br

Maseni broj74
neutron number39
Relativna atomska masa
73,929910279 ± 0,000006264 Da
g-factor
0
natural abundance
radioaktivnost☢️ radioactive element
Vrijeme poluraspada
25,4 ± 0,3 m
spin0
nuclear quadrupole moment
0
vrijeme otkrića ili izuma1952
Parnost-

decay modeintensity
β+ (β+ decay; β+ = ϵ + e+)100%

75Br

Maseni broj75
neutron number40
Relativna atomska masa
74,925810566 ± 0,0000046 Da
g-factor
0,50666666666667 ± 0,12
natural abundance
radioaktivnost☢️ radioactive element
Vrijeme poluraspada
96,7 ± 1,3 m
spin3/2
nuclear quadrupole moment
vrijeme otkrića ili izuma1948
Parnost-

decay modeintensity
β+ (β+ decay; β+ = ϵ + e+)100%

76Br

Maseni broj76
neutron number41
Relativna atomska masa
75,924541574 ± 0,000010007 Da
g-factor
0,5477 ± 0,0001
natural abundance
radioaktivnost☢️ radioactive element
Vrijeme poluraspada
16,2 ± 0,2 h
spin1
nuclear quadrupole moment
0,251 ± 0,004
vrijeme otkrića ili izuma1952
Parnost-

decay modeintensity
β+ (β+ decay; β+ = ϵ + e+)100%

77Br

Maseni broj77
neutron number42
Relativna atomska masa
76,921379193 ± 0,000003017 Da
g-factor
0,64873333333333 ± 0,0004
natural abundance
radioaktivnost☢️ radioactive element
Vrijeme poluraspada
57,04 ± 0,12 h
spin3/2
nuclear quadrupole moment
0,5 ± 0,02
vrijeme otkrića ili izuma1948
Parnost-

decay modeintensity
β+ (β+ decay; β+ = ϵ + e+)100%

78Br

Maseni broj78
neutron number43
Relativna atomska masa
77,921145858 ± 0,000003842 Da
g-factor
0,13 ± 0,03
natural abundance
radioaktivnost☢️ radioactive element
Vrijeme poluraspada
6,45 ± 0,04 m
spin1
nuclear quadrupole moment
vrijeme otkrića ili izuma1937
Parnost+

decay modeintensity
β+ (β+ decay; β+ = ϵ + e+)100%
β (β decay)0.01%

79Br

Maseni broj79
neutron number44
Relativna atomska masa
78,918337574 ± 0,000001074 Da
g-factor
natural abundance
50,65 ± 0,09
radioaktivnoststable isotope
Vrijeme poluraspadaNot Radioactive ☢️
spin3/2
nuclear quadrupole moment
0,3087 ± 0,0002
vrijeme otkrića ili izuma1920
Parnost-

80Br

Maseni broj80
neutron number45
Relativna atomska masa
79,918529784 ± 0,000001065 Da
g-factor
0,5135 ± 0,0006
natural abundance
radioaktivnost☢️ radioactive element
Vrijeme poluraspada
17,68 ± 0,02 m
spin1
nuclear quadrupole moment
0,182 ± 0,003
vrijeme otkrića ili izuma1937
Parnost+

decay modeintensity
β (β decay)91.7%
β+ (β+ decay; β+ = ϵ + e+)8.3%

81Br

Maseni broj81
neutron number46
Relativna atomska masa
80,916288197 ± 0,000001049 Da
g-factor
natural abundance
49,35 ± 0,09
radioaktivnoststable isotope
Vrijeme poluraspadaNot Radioactive ☢️
spin3/2
nuclear quadrupole moment
vrijeme otkrića ili izuma1920
Parnost-

82Br

Maseni broj82
neutron number47
Relativna atomska masa
81,916801752 ± 0,000001042 Da
g-factor
0,32512 ± 0,00012
natural abundance
radioaktivnost☢️ radioactive element
Vrijeme poluraspada
35,282 ± 0,007 h
spin5
nuclear quadrupole moment
0,697 ± 0,01
vrijeme otkrića ili izuma1937
Parnost-

decay modeintensity
β (β decay)100%

83Br

Maseni broj83
neutron number48
Relativna atomska masa
82,915175285 ± 0,000004073 Da
g-factor
natural abundance
radioaktivnost☢️ radioactive element
Vrijeme poluraspada
2,374 ± 0,004 h
spin3/2
nuclear quadrupole moment
vrijeme otkrića ili izuma1937
Parnost-

decay modeintensity
β (β decay)100%

84Br

Maseni broj84
neutron number49
Relativna atomska masa
83,916496417 ± 0,000027622 Da
g-factor
0,95 ± 0,35
natural abundance
radioaktivnost☢️ radioactive element
Vrijeme poluraspada
31,76 ± 0,08 m
spin2
nuclear quadrupole moment
vrijeme otkrića ili izuma1943
Parnost-

decay modeintensity
β (β decay)100%

85Br

Maseni broj85
neutron number50
Relativna atomska masa
84,915645758 ± 0,000003304 Da
g-factor
natural abundance
radioaktivnost☢️ radioactive element
Vrijeme poluraspada
2,9 ± 0,06 m
spin3/2
nuclear quadrupole moment
vrijeme otkrića ili izuma1943
Parnost-

decay modeintensity
β (β decay)100%

86Br

Maseni broj86
neutron number51
Relativna atomska masa
85,918805432 ± 0,000003304 Da
g-factor
natural abundance
radioaktivnost☢️ radioactive element
Vrijeme poluraspada
55,1 ± 0,4 s
spin1
nuclear quadrupole moment
vrijeme otkrića ili izuma1962
Parnost-

decay modeintensity
β (β decay)100%

87Br

Maseni broj87
neutron number52
Relativna atomska masa
86,920674016 ± 0,000003404 Da
g-factor
natural abundance
radioaktivnost☢️ radioactive element
Vrijeme poluraspada
55,68 ± 0,12 s
spin5/2
nuclear quadrupole moment
vrijeme otkrića ili izuma1943
Parnost-

decay modeintensity
β (β decay)100%
β n (β-delayed neutron emission)2.6%

88Br

Maseni broj88
neutron number53
Relativna atomska masa
87,92408329 ± 0,000003404 Da
g-factor
natural abundance
radioaktivnost☢️ radioactive element
Vrijeme poluraspada
16,34 ± 0,08 s
spin1
nuclear quadrupole moment
vrijeme otkrića ili izuma1948
Parnost-

decay modeintensity
β (β decay)100%
β n (β-delayed neutron emission)6.58%

89Br

Maseni broj89
neutron number54
Relativna atomska masa
88,926704558 ± 0,000003504 Da
g-factor
natural abundance
radioaktivnost☢️ radioactive element
Vrijeme poluraspada
4,357 ± 0,022 s
spin3/2
nuclear quadrupole moment
vrijeme otkrića ili izuma1959
Parnost-

decay modeintensity
β (β decay)100%
β n (β-delayed neutron emission)13.8%

90Br

Maseni broj90
neutron number55
Relativna atomska masa
89,931292848 ± 0,000003604 Da
g-factor
natural abundance
radioaktivnost☢️ radioactive element
Vrijeme poluraspada
1,91 ± 0,01 s
spin
nuclear quadrupole moment
vrijeme otkrića ili izuma1959
Parnost

decay modeintensity
β (β decay)100%
β n (β-delayed neutron emission)25.3%

91Br

Maseni broj91
neutron number56
Relativna atomska masa
90,934398617 ± 0,000003804 Da
g-factor
natural abundance
radioaktivnost☢️ radioactive element
Vrijeme poluraspada
543 ± 4 ms
spin5/2
nuclear quadrupole moment
vrijeme otkrića ili izuma1974
Parnost-

decay modeintensity
β (β decay)100%
β n (β-delayed neutron emission)29.5%

92Br

Maseni broj92
neutron number57
Relativna atomska masa
91,939631595 ± 0,000007202 Da
g-factor
natural abundance
radioaktivnost☢️ radioactive element
Vrijeme poluraspada
314 ± 16 ms
spin2
nuclear quadrupole moment
vrijeme otkrića ili izuma1974
Parnost-

decay modeintensity
β (β decay)100%
β n (β-delayed neutron emission)33.1%
2n (2-neutron emission)

93Br

Maseni broj93
neutron number58
Relativna atomska masa
92,94322 ± 0,0004625 Da
g-factor
natural abundance
radioaktivnost☢️ radioactive element
Vrijeme poluraspada
152 ± 8 ms
spin5/2
nuclear quadrupole moment
vrijeme otkrića ili izuma1981
Parnost-

decay modeintensity
β (β decay)100%
β n (β-delayed neutron emission)64%
2n (2-neutron emission)

94Br

Maseni broj94
neutron number59
Relativna atomska masa
93,948846 ± 0,000215 Da
g-factor
natural abundance
radioaktivnost☢️ radioactive element
Vrijeme poluraspada
70 ± 20 ms
spin2
nuclear quadrupole moment
vrijeme otkrića ili izuma1981
Parnost-

decay modeintensity
β (β decay)100%
β n (β-delayed neutron emission)68%
2n (2-neutron emission)

95Br

Maseni broj95
neutron number60
Relativna atomska masa
94,952925 ± 0,000322 Da
g-factor
natural abundance
radioaktivnost☢️ radioactive element
Vrijeme poluraspada
spin5/2
nuclear quadrupole moment
vrijeme otkrića ili izuma1997
Parnost-

decay modeintensity
β (β decay)
β n (β-delayed neutron emission)
2n (2-neutron emission)

96Br

Maseni broj96
neutron number61
Relativna atomska masa
95,95898 ± 0,000322 Da
g-factor
natural abundance
radioaktivnost☢️ radioactive element
Vrijeme poluraspada
spin
nuclear quadrupole moment
vrijeme otkrića ili izuma1997
Parnost

decay modeintensity
β (β decay)
β n (β-delayed neutron emission)
2n (2-neutron emission)

97Br

Maseni broj97
neutron number62
Relativna atomska masa
96,963499 ± 0,000429 Da
g-factor
natural abundance
radioaktivnost☢️ radioactive element
Vrijeme poluraspada
spin5/2
nuclear quadrupole moment
vrijeme otkrića ili izuma1997
Parnost-

decay modeintensity
β (β decay)
β n (β-delayed neutron emission)
2n (2-neutron emission)

98Br

Maseni broj98
neutron number63
Relativna atomska masa
97,969887 ± 0,000429 Da
g-factor
natural abundance
radioaktivnost☢️ radioactive element
Vrijeme poluraspada
spin
nuclear quadrupole moment
vrijeme otkrića ili izuma2010
Parnost

decay modeintensity
β (β decay)
β n (β-delayed neutron emission)
2n (2-neutron emission)
Bromine vial in acrylic cube

povijest

otkrio/izumioAntoine J. Balard
location of discoveryFrance
vrijeme otkrića ili izuma1826
EtimologijaGreek: brômos (stench).
pronunciationBRO-meen (engleski)

source

Obilnost
Zastupljenost u Zemljinoj kori
2,4 mg/kg
natural abundance (ocean)
67,3 mg/L
natural abundance (tijelo)
0,00029 %
natural abundance (meteoroid)
0,00012 %
natural abundance (Sunce)
Zastupljenost u svemiru
0,0000007 %

Nuclear Screening Constants

1s0.7529
2p3.9436
2s9.3566
3d15.4409
3p15.4292
3s14.7815
4p25.972
4s24.4472