İyot

İyot (I)

chemical element with symbol I and atomic number 53
Atomic Number53
Atomic Weight126.90447
Hejmara baristeyî127
Group17
Period5
Blockp
Proton53 p+
Notron74 n0
Kareva53 e-
Animated Bohr model of I (İyot)

Physical Property

Atomic Radius
140 pm
molar volume
Covalent Radius
133 pm
Metallic Radius
ionic radius
220 pm
Crystal Radius
206 pm
Van der Waals radius
198 pm
density
4,933 g/cm³
Atomic Radii Of The Elements: İyot0102030405060708090100110120130140150160170180190200pmAtomic RadiusCovalent RadiusMetallic RadiusVan der Waals radius

Chemical Property

wize
proton affinity
608,2 kJ/mol
electron affinity
3,0590368 eV/particle
ionization energy
10,45126 eV/particle
ionization energy of I (İyot)
enthalpy of vaporization
41,95 kJ/mol
enthalpy of fusion
15,52 kJ/mol
standard enthalpy of formation
106,757 kJ/mol
Kareva
electron shell2, 8, 18, 18, 7
Bohr model: I (İyot)
valence electron7
Lewis structure: I (İyot)
electron configuration[Kr] 4d10 5s2 5p5
1s2 2s2 2p6 3s2 3p6 4s2 3d10 4p6 4d10 5s2 5p5
Enhanced Bohr model of I (İyot)
Orbital Diagram of I (İyot)
oxidation number-1, 1, 2, 3, 4, 5, 6, 7
electronegativity
2.66
Electrophilicity Index
3,0864889135126865 eV/particle
fundamental state of matter
phase of matterSolid
gaseous state of matter
Boiling Point
457,55 K
Melting Point
386,85 K
critical pressure
critical temperature
819,15 K
triple point
386,75 K
12,11 kPa
appearance
color
Slate Gray
appearancelustrous metallic gray, violet as a gas
refractive index
thermodynamic material property
Thermal Conductivity
thermal expansion
molar heat capacity
54,43 J/(mol K)
Specific Heat Capacity
0,214 J/(g⋅K)
heat capacity ratio
electrical properties
typeInsulator
electrical conductivity
0,0000000000001 MS/m
electrical resistivity
10.000.000 m Ω
superconductivity
magnetism
typediamagnetic
magnetic susceptibility (Mass)
-0,0000000045 m³/Kg
magnetic susceptibility (Molar)
-0,00000000114 m³/mol
magnetic susceptibility (Volume)
-0,0000222
magnetic ordering
Germahiya Curie
Néel temperature
pêkhate
Crystal StructureBase Centered Orthorhombic (ORC)
lattice constant
7,72 Å
Lattice Anglesπ/2, π/2, π/2
mechanical property
hardness
bulk modulus
7,7 GPa
shear modulus
Young's modulus
Poisson's ratio
Leza dengê
classification
CategoryHalogens, Halogens
CAS GroupVIIB
IUPAC GroupVIIA
Glawe Number99
Mendeleev Number109
Pettifor Number97
Geochemical Classsemi-volatile
Goldschmidt classificationlitophile

other

Gas Basicity
583,5 kJ/mol
polarizability
32,9 ± 1,3 a₀
C6 Dispersion Coefficient
385 a₀
allotropeDiiodine
Neutron cross section
6,3
Neutron Mass Absorption
0,0018
quantum number2P3/2
space group64 (Cmca)

Isotopes of Iodine

Stable Isotopes1
Unstable Isotopes41
Natural Isotopes1

106I

Hejmara baristeyî106
neutron number53
Giraniya atomê
105,953516 ± 0,000429 Da
g-factor
natural abundance
radioactivity☢️ radioactive element
half-life
spin
nuclear quadrupole moment
dema îcadkirinê yan keşfê
parity

decay modeintensity
α (α emission)

107I

Hejmara baristeyî107
neutron number54
Giraniya atomê
106,946935 ± 0,000322 Da
g-factor
natural abundance
radioactivity☢️ radioactive element
half-life
spin5/2
nuclear quadrupole moment
dema îcadkirinê yan keşfê
parity+

decay modeintensity
α (α emission)

108I

Hejmara baristeyî108
neutron number55
Giraniya atomê
107,943348 ± 0,000109 Da
g-factor
natural abundance
radioactivity☢️ radioactive element
half-life
26,4 ± 0,8 ms
spin1
nuclear quadrupole moment
dema îcadkirinê yan keşfê1991
parity+

decay modeintensity
α (α emission)99.5%
p (proton emission)0.5%
β+ (β+ decay; β+ = ϵ + e+)
β+ p (β+-delayed proton emission)

109I

Hejmara baristeyî109
neutron number56
Giraniya atomê
108,938086022 ± 0,000007223 Da
g-factor
natural abundance
radioactivity☢️ radioactive element
half-life
92,8 ± 0,8 us
spin1/2
nuclear quadrupole moment
0
dema îcadkirinê yan keşfê1984
parity+

decay modeintensity
p (proton emission)99.986%
α (α emission)0.014%

110I

Hejmara baristeyî110
neutron number57
Giraniya atomê
109,935085102 ± 0,000066494 Da
g-factor
natural abundance
radioactivity☢️ radioactive element
half-life
664 ± 24 ms
spin1
nuclear quadrupole moment
dema îcadkirinê yan keşfê1977
parity+

decay modeintensity
β+ (β+ decay; β+ = ϵ + e+)83%
α (α emission)17%
β+ p (β+-delayed proton emission)11%
β+α (β+-delayed α emission)1.1%

111I

Hejmara baristeyî111
neutron number58
Giraniya atomê
110,930269236 ± 0,000005103 Da
g-factor
natural abundance
radioactivity☢️ radioactive element
half-life
2,5 ± 0,2 s
spin5/2
nuclear quadrupole moment
dema îcadkirinê yan keşfê1977
parity+

decay modeintensity
β+ (β+ decay; β+ = ϵ + e+)100%
α (α emission)0.088%
β+ p (β+-delayed proton emission)

112I

Hejmara baristeyî112
neutron number59
Giraniya atomê
111,928004548 ± 0,000011 Da
g-factor
natural abundance
radioactivity☢️ radioactive element
half-life
3,34 ± 0,08 s
spin1
nuclear quadrupole moment
dema îcadkirinê yan keşfê1977
parity+

decay modeintensity
β+ (β+ decay; β+ = ϵ + e+)100%
α (α emission)0.0012%
β+ p (β+-delayed proton emission)0.88%
β+α (β+-delayed α emission)0.104%

113I

Hejmara baristeyî113
neutron number60
Giraniya atomê
112,923650062 ± 0,0000086 Da
g-factor
natural abundance
radioactivity☢️ radioactive element
half-life
6,6 ± 0,2 s
spin5/2
nuclear quadrupole moment
dema îcadkirinê yan keşfê1977
parity+

decay modeintensity
β+ (β+ decay; β+ = ϵ + e+)100%
α (α emission)3.31%
β+α (β+-delayed α emission)

114I

Hejmara baristeyî114
neutron number61
Giraniya atomê
113,9220189 ± 0,0000215 Da
g-factor
natural abundance
radioactivity☢️ radioactive element
half-life
2,01 ± 0,15 s
spin1
nuclear quadrupole moment
dema îcadkirinê yan keşfê1977
parity+

decay modeintensity
β+ (β+ decay; β+ = ϵ + e+)100%
β+ p (β+-delayed proton emission)
α (α emission)7.7%

115I

Hejmara baristeyî115
neutron number62
Giraniya atomê
114,918048 ± 0,000031 Da
g-factor
natural abundance
radioactivity☢️ radioactive element
half-life
1,3 ± 0,2 m
spin5/2
nuclear quadrupole moment
dema îcadkirinê yan keşfê1969
parity+

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

116I

Hejmara baristeyî116
neutron number63
Giraniya atomê
115,916885513 ± 0,000080555 Da
g-factor
natural abundance
radioactivity☢️ radioactive element
half-life
2,91 ± 0,15 s
spin1
nuclear quadrupole moment
dema îcadkirinê yan keşfê1976
parity+

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

117I

Hejmara baristeyî117
neutron number64
Giraniya atomê
116,913645649 ± 0,000027437 Da
g-factor
1,24 ± 0,08
natural abundance
radioactivity☢️ radioactive element
half-life
2,22 ± 0,04 m
spin5/2
nuclear quadrupole moment
dema îcadkirinê yan keşfê1969
parity

decay modeintensity
β+ (β+ decay; β+ = ϵ + e+)100%
e+ (positron emission)77%

118I

Hejmara baristeyî118
neutron number65
Giraniya atomê
117,913074 ± 0,000021213 Da
g-factor
1 ± 0,1
natural abundance
radioactivity☢️ radioactive element
half-life
13,7 ± 0,5 m
spin2
nuclear quadrupole moment
dema îcadkirinê yan keşfê1957
parity-

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

119I

Hejmara baristeyî119
neutron number66
Giraniya atomê
118,91006091 ± 0,000023302 Da
g-factor
1,16 ± 0,04
natural abundance
radioactivity☢️ radioactive element
half-life
19,1 ± 0,4 m
spin5/2
nuclear quadrupole moment
dema îcadkirinê yan keşfê1954
parity+

decay modeintensity
β+ (β+ decay; β+ = ϵ + e+)100%
e+ (positron emission)51%
ϵ (electron capture)49%

120I

Hejmara baristeyî120
neutron number67
Giraniya atomê
119,910093729 ± 0,000016212 Da
g-factor
0,615 ± 0,015
natural abundance
radioactivity☢️ radioactive element
half-life
81,67 ± 0,18 m
spin2
nuclear quadrupole moment
dema îcadkirinê yan keşfê1957
parity-

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

121I

Hejmara baristeyî121
neutron number68
Giraniya atomê
120,907411492 ± 0,00000507 Da
g-factor
0,92 ± 0,04
natural abundance
radioactivity☢️ radioactive element
half-life
2,12 ± 0,01 h
spin5/2
nuclear quadrupole moment
dema îcadkirinê yan keşfê1950
parity+

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

122I

Hejmara baristeyî122
neutron number69
Giraniya atomê
121,907590094 ± 0,000005561 Da
g-factor
0,94 ± 0,03
natural abundance
radioactivity☢️ radioactive element
half-life
3,63 ± 0,06 m
spin1
nuclear quadrupole moment
dema îcadkirinê yan keşfê1950
parity+

decay modeintensity
β+ (β+ decay; β+ = ϵ + e+)100%
e+ (positron emission)78%
ϵ (electron capture)22%

123I

Hejmara baristeyî123
neutron number70
Giraniya atomê
122,905589753 ± 0,000003956 Da
g-factor
1,1272 ± 0,0028
natural abundance
radioactivity☢️ radioactive element
half-life
13,2232 ± 0,0015 h
spin5/2
nuclear quadrupole moment
dema îcadkirinê yan keşfê1949
parity+

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

124I

Hejmara baristeyî124
neutron number71
Giraniya atomê
123,906210297 ± 0,000002467 Da
g-factor
0,723 ± 0,002
natural abundance
radioactivity☢️ radioactive element
half-life
4,176 ± 0,0003 d
spin2
nuclear quadrupole moment
dema îcadkirinê yan keşfê1938
parity-

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

125I

Hejmara baristeyî125
neutron number72
Giraniya atomê
124,90463061 ± 0,000001452 Da
g-factor
1,1284 ± 0,002
natural abundance
radioactivity☢️ radioactive element
half-life
59,392 ± 0,008 d
spin5/2
nuclear quadrupole moment
-0,752 ± 0,017
dema îcadkirinê yan keşfê1947
parity+

decay modeintensity
ϵ (electron capture)100%

126I

Hejmara baristeyî126
neutron number73
Giraniya atomê
125,905624205 ± 0,000004055 Da
g-factor
0,719 ± 0,002
natural abundance
radioactivity☢️ radioactive element
half-life
12,93 ± 0,05 d
spin2
nuclear quadrupole moment
dema îcadkirinê yan keşfê1938
parity-

decay modeintensity
β+ (β+ decay; β+ = ϵ + e+)52.7%
β (β decay)47.3%

127I

Hejmara baristeyî127
neutron number74
Giraniya atomê
126,904472592 ± 0,000003887 Da
g-factor
natural abundance
100
radioactivitystable isotope
half-lifeNot Radioactive ☢️
spin5/2
nuclear quadrupole moment
-0,688 ± 0,01
dema îcadkirinê yan keşfê1920
parity+

128I

Hejmara baristeyî128
neutron number75
Giraniya atomê
127,905809355 ± 0,000003887 Da
g-factor
natural abundance
radioactivity☢️ radioactive element
half-life
24,99 ± 0,02 m
spin1
nuclear quadrupole moment
dema îcadkirinê yan keşfê1934
parity+

decay modeintensity
β (β decay)93.1%
β+ (β+ decay; β+ = ϵ + e+)6.9%

129I

Hejmara baristeyî129
neutron number76
Giraniya atomê
128,904983643 ± 0,000003385 Da
g-factor
natural abundance
radioactivity☢️ radioactive element
half-life
16,14 ± 0,12 My
spin7/2
nuclear quadrupole moment
dema îcadkirinê yan keşfê1951
parity+

decay modeintensity
β (β decay)100%

130I

Hejmara baristeyî130
neutron number77
Giraniya atomê
129,906670168 ± 0,000003385 Da
g-factor
0,6698 ± 0,0014
natural abundance
radioactivity☢️ radioactive element
half-life
12,36 ± 0,01 h
spin5
nuclear quadrupole moment
dema îcadkirinê yan keşfê1938
parity+

decay modeintensity
β (β decay)100%

131I

Hejmara baristeyî131
neutron number78
Giraniya atomê
130,906126375 ± 0,000000649 Da
g-factor
0,78228571428571 ± 0,00028571428571429
natural abundance
radioactivity☢️ radioactive element
half-life
8,0249 ± 0,0006 d
spin7/2
nuclear quadrupole moment
-0,34 ± 0,02
dema îcadkirinê yan keşfê1939
parity+

decay modeintensity
β (β decay)100%

132I

Hejmara baristeyî132
neutron number79
Giraniya atomê
131,907993511 ± 0,000004364 Da
g-factor
0,772 ± 0,00175
natural abundance
radioactivity☢️ radioactive element
half-life
2,295 ± 0,013 h
spin4
nuclear quadrupole moment
0,08 ± 0,01
dema îcadkirinê yan keşfê1948
parity+

decay modeintensity
β (β decay)100%

133I

Hejmara baristeyî133
neutron number80
Giraniya atomê
132,9078284 ± 0,000006335 Da
g-factor
0,816 ± 0,0014285714285714
natural abundance
radioactivity☢️ radioactive element
half-life
20,83 ± 0,08 h
spin7/2
nuclear quadrupole moment
-0,23 ± 0,01
dema îcadkirinê yan keşfê1940
parity+

decay modeintensity
β (β decay)100%

134I

Hejmara baristeyî134
neutron number81
Giraniya atomê
133,90977566 ± 0,000005213 Da
g-factor
natural abundance
radioactivity☢️ radioactive element
half-life
52,5 ± 0,2 m
spin4
nuclear quadrupole moment
dema îcadkirinê yan keşfê1948
parity

decay modeintensity
β (β decay)100%

135I

Hejmara baristeyî135
neutron number82
Giraniya atomê
134,910059355 ± 0,000002211 Da
g-factor
0,84 ± 0,00057142857142857
natural abundance
radioactivity☢️ radioactive element
half-life
6,58 ± 0,03 h
spin7/2
nuclear quadrupole moment
dema îcadkirinê yan keşfê1940
parity+

decay modeintensity
β (β decay)100%

136I

Hejmara baristeyî136
neutron number83
Giraniya atomê
135,914604693 ± 0,000015231 Da
g-factor
natural abundance
radioactivity☢️ radioactive element
half-life
83,4 ± 0,4 s
spin1
nuclear quadrupole moment
dema îcadkirinê yan keşfê1949
parity-

decay modeintensity
β (β decay)100%

137I

Hejmara baristeyî137
neutron number84
Giraniya atomê
136,918028178 ± 0,000009 Da
g-factor
natural abundance
radioactivity☢️ radioactive element
half-life
24,13 ± 0,12 s
spin7/2
nuclear quadrupole moment
dema îcadkirinê yan keşfê1943
parity+

decay modeintensity
β (β decay)100%
β n (β-delayed neutron emission)7.51%

138I

Hejmara baristeyî138
neutron number85
Giraniya atomê
137,922726392 ± 0,0000064 Da
g-factor
natural abundance
radioactivity☢️ radioactive element
half-life
6,26 ± 0,03 s
spin1
nuclear quadrupole moment
dema îcadkirinê yan keşfê1949
parity-

decay modeintensity
β (β decay)100%
β n (β-delayed neutron emission)5.33%

139I

Hejmara baristeyî139
neutron number86
Giraniya atomê
138,9264934 ± 0,0000043 Da
g-factor
natural abundance
radioactivity☢️ radioactive element
half-life
2,28 ± 0,011 s
spin7/2
nuclear quadrupole moment
dema îcadkirinê yan keşfê1949
parity+

decay modeintensity
β (β decay)100%
β n (β-delayed neutron emission)9.74%

140I

Hejmara baristeyî140
neutron number87
Giraniya atomê
139,931715914 ± 0,000013 Da
g-factor
natural abundance
radioactivity☢️ radioactive element
half-life
588 ± 10 ms
spin2
nuclear quadrupole moment
dema îcadkirinê yan keşfê1972
parity-

decay modeintensity
β (β decay)100%
β n (β-delayed neutron emission)7.6%
2n (2-neutron emission)

141I

Hejmara baristeyî141
neutron number88
Giraniya atomê
140,935666081 ± 0,000017 Da
g-factor
natural abundance
radioactivity☢️ radioactive element
half-life
420 ± 7 ms
spin7/2
nuclear quadrupole moment
dema îcadkirinê yan keşfê1974
parity+

decay modeintensity
β (β decay)100%
β n (β-delayed neutron emission)21.2%

142I

Hejmara baristeyî142
neutron number89
Giraniya atomê
141,941166595 ± 0,0000053 Da
g-factor
natural abundance
radioactivity☢️ radioactive element
half-life
235 ± 11 ms
spin2
nuclear quadrupole moment
dema îcadkirinê yan keşfê1975
parity-

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

143I

Hejmara baristeyî143
neutron number90
Giraniya atomê
142,945475 ± 0,000215 Da
g-factor
natural abundance
radioactivity☢️ radioactive element
half-life
182 ± 8 ms
spin7/2
nuclear quadrupole moment
dema îcadkirinê yan keşfê1994
parity+

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

144I

Hejmara baristeyî144
neutron number91
Giraniya atomê
143,951336 ± 0,000429 Da
g-factor
natural abundance
radioactivity☢️ radioactive element
half-life
94 ± 8 ms
spin1
nuclear quadrupole moment
dema îcadkirinê yan keşfê1994
parity-

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

145I

Hejmara baristeyî145
neutron number92
Giraniya atomê
144,955845 ± 0,000537 Da
g-factor
natural abundance
radioactivity☢️ radioactive element
half-life
89,7 ± 9,3 ms
spin7/2
nuclear quadrupole moment
dema îcadkirinê yan keşfê2010
parity+

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

146I

Hejmara baristeyî146
neutron number93
Giraniya atomê
145,961846 ± 0,000322 Da
g-factor
natural abundance
radioactivity☢️ radioactive element
half-life
94 ± 26 ms
spin
nuclear quadrupole moment
dema îcadkirinê yan keşfê2018
parity

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

147I

Hejmara baristeyî147
neutron number94
Giraniya atomê
146,966505 ± 0,000322 Da
g-factor
natural abundance
radioactivity☢️ radioactive element
half-life
spin3/2
nuclear quadrupole moment
dema îcadkirinê yan keşfê2018
parity-

decay modeintensity
β (β decay)
β n (β-delayed neutron emission)
2n (2-neutron emission)
Sample of iodine
Iodine-sample
Iodine powder.JPG
Iodine microcrystals.JPG
Iodine'.JPG

dîrok

kaşîf an îcadkerBernard Courtois
location of discoveryFrance
dema îcadkirinê yan keşfê1811
BêjenasîGreek: iôeides (violet colored).
pronunciationEYE-eh-dine (îngilîzî)

source

Abundance
Abundance in Earth's crust
0,45 mg/kg
natural abundance (Okyanûs)
0,06 mg/L
natural abundance (human body)
0,00002 %
natural abundance (meteoroid)
0,000025 %
natural abundance (Roj)
Abundance in Universe
0,0000001 %

Nuclear Screening Constants

1s1.0609
2p4.1526
2s13.933
3d14.0993
3p18.1586
3s18.2126
4d32.066
4p28.9704
4s27.7028
5p41.3885
5s39.5965