Bromin, ²Brom

Bromin, ²Brom (Br)

chemical element with symbol Br and atomic number 35
Atomic Number35
Atomic Weight79.904
Nombor jisim79
Group17
Period4
Blockp
proton35 p+
neutron44 n0
Elektron35 e-
Animated Model Bohr of Br (Bromin, ²Brom)

Sifat Fizikal

Jejari Atom
115 pm
molar volume
Jejari kovalen
114 pm
Metallic Radius
ionic radius
196 pm
Crystal Radius
182 pm
Jejari van der Waals
185 pm
ketumpatan
3.1028 g/cm³
Atomic Radii Of The Elements: Bromin, ²Brom0102030405060708090100110120130140150160170180190pmJejari AtomJejari KovalenMetallic RadiusJejari van der Waals

Sifat Kimia

tenaga
proton affinity
554.4 kJ/mol
Pertalian elektron
3.3635882 eV/particle
ionization energy
11.81381 eV/particle
ionization energy of Br (Bromin, ²Brom)
Entalpi pengewapan
29.56 kJ/mol
entalpi pelakuran
10.57 kJ/mol
standard enthalpy of formation
111.85 kJ/mol
Elektron
Petala elektron2, 8, 18, 7
Model Bohr: Br (Bromin, ²Brom)
Elektron valens7
Teori ion Lewis: Br (Bromin, ²Brom)
tatarajah elektron[Ar] 3d10 4s2 4p5
1s2 2s2 2p6 3s2 3p6 3d10 4s2 4p5
Enhanced Model Bohr of Br (Bromin, ²Brom)
Orbital Diagram of Br (Bromin, ²Brom)
Keadaan pengoksidaan-1, 1, 2, 3, 4, 5, 7
Keelektronegatifan
2.96
Electrophilicity Index
3.4075054710599915 eV/particle
keadaan jirim asas
fasa jirimLiquid
gaseous state of matter
Boiling Point
331.95 K
Melting Point
265.95 K
critical pressure
10.34 MPa
critical temperature
588.15 K
triple point
265.9 K
5.879 kPa
rupa
warna
Red
rupa
indeks biasan
1.001132
sifat bahan
Thermal Conductivity
0.005 W/(m K)
Pengembangan terma
molar heat capacity
75.69 J/(mol K)
Specific Heat Capacity
0.474 J/(g⋅K)
heat capacity ratio
electrical properties
typeInsulator
Kekonduksian elektrik
0.0000000000000001 MS/m
Kerintangan dan kekonduksian elektrik
10,000,000,000 m Ω
Kesuperkonduksian
kemagnetan
typediamagnetic
magnetic susceptibility (Mass)
-0.0000000049 m³/Kg
magnetic susceptibility (Molar)
-0.000000000783 m³/mol
magnetic susceptibility (Volume)
-0.0000153
magnetic ordering
Suhu Curie
Néel temperature
struktur
Crystal StructureBase Centered Orthorhombic (ORC)
lattice constant
6.67 Å
Lattice Anglesπ/2, π/2, π/2
mechanical property
hardness
Modulus pukal
1.9 GPa
shear modulus
Young's modulus
Nisbah Poisson
Kelajuan bunyi
pengelasan
CategoryHalogens, 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
Neutron cross section
6.8
Neutron Mass Absorption
0.002
Nombor kuantum2P3/2
space group64 (Cmca)

Isotopes of Bromine

Stable Isotopes2
Unstable Isotopes32
Natural Isotopes2
Isotopic Composition7950.65%7950.65%8149.35%8149.35%

65Br

Nombor jisim65
nombor neutron30
jisim atom relatif
64.982297 ± 0.000537 Da
g-factor
natural abundance
Reputan radioaktif☢️ radioactive element
setengah hayat
Spin5/2
nuclear quadrupole moment
tarikh penemuan
parity-

decay modeKeamatan (fizik)
p (proton emission)

66Br

Nombor jisim66
nombor neutron31
jisim atom relatif
65.974697 ± 0.000429 Da
g-factor
0
natural abundance
Reputan radioaktif☢️ radioactive element
setengah hayat
Spin0
nuclear quadrupole moment
0
tarikh penemuan
parity+

decay modeKeamatan (fizik)
p (proton emission)

67Br

Nombor jisim67
nombor neutron32
jisim atom relatif
66.965078 ± 0.000322 Da
g-factor
natural abundance
Reputan radioaktif☢️ radioactive element
setengah hayat
Spin1/2
nuclear quadrupole moment
0
tarikh penemuan
parity-

decay modeKeamatan (fizik)
p (proton emission)

68Br

Nombor jisim68
nombor neutron33
jisim atom relatif
67.958356 ± 0.000278 Da
g-factor
natural abundance
Reputan radioaktif☢️ radioactive element
setengah hayat
Spin3
nuclear quadrupole moment
tarikh penemuan1995
parity+

decay modeKeamatan (fizik)
p (proton emission)

69Br

Nombor jisim69
nombor neutron34
jisim atom relatif
68.95033841 ± 0.000045091 Da
g-factor
natural abundance
Reputan radioaktif☢️ radioactive element
setengah hayat
Spin5/2
nuclear quadrupole moment
tarikh penemuan1988
parity-

decay modeKeamatan (fizik)
p (proton emission)100%

70Br

Nombor jisim70
nombor neutron35
jisim atom relatif
69.944792321 ± 0.000016 Da
g-factor
0
natural abundance
Reputan radioaktif☢️ radioactive element
setengah hayat
78.8 ± 0.3 ms
Spin0
nuclear quadrupole moment
0
tarikh penemuan1978
parity+

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

71Br

Nombor jisim71
nombor neutron36
jisim atom relatif
70.939342153 ± 0.000005799 Da
g-factor
natural abundance
Reputan radioaktif☢️ radioactive element
setengah hayat
21.4 ± 0.6 s
Spin5/2
nuclear quadrupole moment
tarikh penemuan1981
parity

decay modeKeamatan (fizik)
β+ (β+ decay; β+ = ϵ + e+)100%

72Br

Nombor jisim72
nombor neutron37
jisim atom relatif
71.936594606 ± 0.0000011 Da
g-factor
0.6 ± 0.1
natural abundance
Reputan radioaktif☢️ radioactive element
setengah hayat
78.6 ± 2.4 s
Spin1
nuclear quadrupole moment
tarikh penemuan1970
parity+

decay modeKeamatan (fizik)
β+ (β+ decay; β+ = ϵ + e+)100%

73Br

Nombor jisim73
nombor neutron38
jisim atom relatif
72.931673441 ± 0.000007237 Da
g-factor
natural abundance
Reputan radioaktif☢️ radioactive element
setengah hayat
3.4 ± 0.2 m
Spin1/2
nuclear quadrupole moment
0
tarikh penemuan1970
parity-

decay modeKeamatan (fizik)
β+ (β+ decay; β+ = ϵ + e+)100%

74Br

Nombor jisim74
nombor neutron39
jisim atom relatif
73.929910279 ± 0.000006264 Da
g-factor
0
natural abundance
Reputan radioaktif☢️ radioactive element
setengah hayat
25.4 ± 0.3 m
Spin0
nuclear quadrupole moment
0
tarikh penemuan1952
parity-

decay modeKeamatan (fizik)
β+ (β+ decay; β+ = ϵ + e+)100%

75Br

Nombor jisim75
nombor neutron40
jisim atom relatif
74.925810566 ± 0.0000046 Da
g-factor
0.50666666666667 ± 0.12
natural abundance
Reputan radioaktif☢️ radioactive element
setengah hayat
96.7 ± 1.3 m
Spin3/2
nuclear quadrupole moment
tarikh penemuan1948
parity-

decay modeKeamatan (fizik)
β+ (β+ decay; β+ = ϵ + e+)100%

76Br

Nombor jisim76
nombor neutron41
jisim atom relatif
75.924541574 ± 0.000010007 Da
g-factor
0.5477 ± 0.0001
natural abundance
Reputan radioaktif☢️ radioactive element
setengah hayat
16.2 ± 0.2 h
Spin1
nuclear quadrupole moment
0.251 ± 0.004
tarikh penemuan1952
parity-

decay modeKeamatan (fizik)
β+ (β+ decay; β+ = ϵ + e+)100%

77Br

Nombor jisim77
nombor neutron42
jisim atom relatif
76.921379193 ± 0.000003017 Da
g-factor
0.64873333333333 ± 0.0004
natural abundance
Reputan radioaktif☢️ radioactive element
setengah hayat
57.04 ± 0.12 h
Spin3/2
nuclear quadrupole moment
0.5 ± 0.02
tarikh penemuan1948
parity-

decay modeKeamatan (fizik)
β+ (β+ decay; β+ = ϵ + e+)100%

78Br

Nombor jisim78
nombor neutron43
jisim atom relatif
77.921145858 ± 0.000003842 Da
g-factor
0.13 ± 0.03
natural abundance
Reputan radioaktif☢️ radioactive element
setengah hayat
6.45 ± 0.04 m
Spin1
nuclear quadrupole moment
tarikh penemuan1937
parity+

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

79Br

Nombor jisim79
nombor neutron44
jisim atom relatif
78.918337574 ± 0.000001074 Da
g-factor
natural abundance
50.65 ± 0.09
Reputan radioaktifIsotop stabil
setengah hayatNot Radioactive ☢️
Spin3/2
nuclear quadrupole moment
0.3087 ± 0.0002
tarikh penemuan1920
parity-

80Br

Nombor jisim80
nombor neutron45
jisim atom relatif
79.918529784 ± 0.000001065 Da
g-factor
0.5135 ± 0.0006
natural abundance
Reputan radioaktif☢️ radioactive element
setengah hayat
17.68 ± 0.02 m
Spin1
nuclear quadrupole moment
0.182 ± 0.003
tarikh penemuan1937
parity+

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

81Br

Nombor jisim81
nombor neutron46
jisim atom relatif
80.916288197 ± 0.000001049 Da
g-factor
natural abundance
49.35 ± 0.09
Reputan radioaktifIsotop stabil
setengah hayatNot Radioactive ☢️
Spin3/2
nuclear quadrupole moment
tarikh penemuan1920
parity-

82Br

Nombor jisim82
nombor neutron47
jisim atom relatif
81.916801752 ± 0.000001042 Da
g-factor
0.32512 ± 0.00012
natural abundance
Reputan radioaktif☢️ radioactive element
setengah hayat
35.282 ± 0.007 h
Spin5
nuclear quadrupole moment
0.697 ± 0.01
tarikh penemuan1937
parity-

decay modeKeamatan (fizik)
β (β decay)100%

83Br

Nombor jisim83
nombor neutron48
jisim atom relatif
82.915175285 ± 0.000004073 Da
g-factor
natural abundance
Reputan radioaktif☢️ radioactive element
setengah hayat
2.374 ± 0.004 h
Spin3/2
nuclear quadrupole moment
tarikh penemuan1937
parity-

decay modeKeamatan (fizik)
β (β decay)100%

84Br

Nombor jisim84
nombor neutron49
jisim atom relatif
83.916496417 ± 0.000027622 Da
g-factor
0.95 ± 0.35
natural abundance
Reputan radioaktif☢️ radioactive element
setengah hayat
31.76 ± 0.08 m
Spin2
nuclear quadrupole moment
tarikh penemuan1943
parity-

decay modeKeamatan (fizik)
β (β decay)100%

85Br

Nombor jisim85
nombor neutron50
jisim atom relatif
84.915645758 ± 0.000003304 Da
g-factor
natural abundance
Reputan radioaktif☢️ radioactive element
setengah hayat
2.9 ± 0.06 m
Spin3/2
nuclear quadrupole moment
tarikh penemuan1943
parity-

decay modeKeamatan (fizik)
β (β decay)100%

86Br

Nombor jisim86
nombor neutron51
jisim atom relatif
85.918805432 ± 0.000003304 Da
g-factor
natural abundance
Reputan radioaktif☢️ radioactive element
setengah hayat
55.1 ± 0.4 s
Spin1
nuclear quadrupole moment
tarikh penemuan1962
parity-

decay modeKeamatan (fizik)
β (β decay)100%

87Br

Nombor jisim87
nombor neutron52
jisim atom relatif
86.920674016 ± 0.000003404 Da
g-factor
natural abundance
Reputan radioaktif☢️ radioactive element
setengah hayat
55.68 ± 0.12 s
Spin5/2
nuclear quadrupole moment
tarikh penemuan1943
parity-

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

88Br

Nombor jisim88
nombor neutron53
jisim atom relatif
87.92408329 ± 0.000003404 Da
g-factor
natural abundance
Reputan radioaktif☢️ radioactive element
setengah hayat
16.34 ± 0.08 s
Spin1
nuclear quadrupole moment
tarikh penemuan1948
parity-

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

89Br

Nombor jisim89
nombor neutron54
jisim atom relatif
88.926704558 ± 0.000003504 Da
g-factor
natural abundance
Reputan radioaktif☢️ radioactive element
setengah hayat
4.357 ± 0.022 s
Spin3/2
nuclear quadrupole moment
tarikh penemuan1959
parity-

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

90Br

Nombor jisim90
nombor neutron55
jisim atom relatif
89.931292848 ± 0.000003604 Da
g-factor
natural abundance
Reputan radioaktif☢️ radioactive element
setengah hayat
1.91 ± 0.01 s
Spin
nuclear quadrupole moment
tarikh penemuan1959
parity

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

91Br

Nombor jisim91
nombor neutron56
jisim atom relatif
90.934398617 ± 0.000003804 Da
g-factor
natural abundance
Reputan radioaktif☢️ radioactive element
setengah hayat
543 ± 4 ms
Spin5/2
nuclear quadrupole moment
tarikh penemuan1974
parity-

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

92Br

Nombor jisim92
nombor neutron57
jisim atom relatif
91.939631595 ± 0.000007202 Da
g-factor
natural abundance
Reputan radioaktif☢️ radioactive element
setengah hayat
314 ± 16 ms
Spin2
nuclear quadrupole moment
tarikh penemuan1974
parity-

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

93Br

Nombor jisim93
nombor neutron58
jisim atom relatif
92.94322 ± 0.0004625 Da
g-factor
natural abundance
Reputan radioaktif☢️ radioactive element
setengah hayat
152 ± 8 ms
Spin5/2
nuclear quadrupole moment
tarikh penemuan1981
parity-

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

94Br

Nombor jisim94
nombor neutron59
jisim atom relatif
93.948846 ± 0.000215 Da
g-factor
natural abundance
Reputan radioaktif☢️ radioactive element
setengah hayat
70 ± 20 ms
Spin2
nuclear quadrupole moment
tarikh penemuan1981
parity-

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

95Br

Nombor jisim95
nombor neutron60
jisim atom relatif
94.952925 ± 0.000322 Da
g-factor
natural abundance
Reputan radioaktif☢️ radioactive element
setengah hayat
Spin5/2
nuclear quadrupole moment
tarikh penemuan1997
parity-

decay modeKeamatan (fizik)
β (β decay)
β n (β-delayed neutron emission)
2n (2-neutron emission)

96Br

Nombor jisim96
nombor neutron61
jisim atom relatif
95.95898 ± 0.000322 Da
g-factor
natural abundance
Reputan radioaktif☢️ radioactive element
setengah hayat
Spin
nuclear quadrupole moment
tarikh penemuan1997
parity

decay modeKeamatan (fizik)
β (β decay)
β n (β-delayed neutron emission)
2n (2-neutron emission)

97Br

Nombor jisim97
nombor neutron62
jisim atom relatif
96.963499 ± 0.000429 Da
g-factor
natural abundance
Reputan radioaktif☢️ radioactive element
setengah hayat
Spin5/2
nuclear quadrupole moment
tarikh penemuan1997
parity-

decay modeKeamatan (fizik)
β (β decay)
β n (β-delayed neutron emission)
2n (2-neutron emission)

98Br

Nombor jisim98
nombor neutron63
jisim atom relatif
97.969887 ± 0.000429 Da
g-factor
natural abundance
Reputan radioaktif☢️ radioactive element
setengah hayat
Spin
nuclear quadrupole moment
tarikh penemuan2010
parity

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

sejarah

penemu atau perekaAntoine J. Balard
tempat penemuanFrance
tarikh penemuan1826
EtimologiGreek: brômos (stench).
sebutanBRO-meen (Inggeris)

sumber

Abundance
Abundance in Earth's crust
2.4 mg/kg
natural abundance (lautan)
67.3 mg/L
natural abundance (Tubuh manusia)
0.00029 %
natural abundance (Meteoroid)
0.00012 %
natural abundance (Matahari)
Abundance in Universe
0.0000007 %

Nuclear Screening Constants

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