Иридий

Иридий (Ir)

chemical element with symbol Ir and atomic number 77
Atomic Number77
Atomic Weight192.217
Адади массавӣ193
Group9
Period6
Blockd
proton77 p+
neutron116 n0
electron77 e-
Animated Bohr model of Ir (Иридий)

Хусусияти Физикӣ

Atomic Radius
molar volume
covalent radius
Metallic Radius
ionic radius
Crystal Radius
Van der Waals radius
зичӣ
Atomic Radii Of The Elements: Иридий0102030405060708090100110120130140150160170180190200210220pmAtomic RadiusCovalent RadiusMetallic RadiusVan der Waals radius

Chemical Property

энергия
proton affinity
electron affinity
ionization energy
ionization energy of Ir (Иридий)
enthalpy of vaporization
гармои гудозиш
standard enthalpy of formation
electron
Абри электронӣ2, 8, 18, 32, 15, 2
Bohr model: Ir (Иридий)
valence electron2
Lewis structure: Ir (Иридий)
electron configuration[Xe] 4f14 5d7 6s2
1s2 2s2 2p6 3s2 3p6 4s2 3d10 4p6 5s2 4d10 5p6 4f14 5d7 6s2
Enhanced Bohr model of Ir (Иридий)
Orbital Diagram of Ir (Иридий)
oxidation number-3, -1, 0, 1, 2, 3, 4, 5, 6, 7, 8, 9
electronegativity
2.2
Electrophilicity Index
fundamental state of matter
phase of matterSolid
gaseous state of matter
Boiling Point
Melting Point
critical pressure
critical temperature
triple point
appearance
Ранг
Silver
appearancesilvery white
refractive index
thermodynamic material property
Thermal Conductivity
thermal expansion
molar heat capacity
Specific Heat Capacity
heat capacity ratio
electrical properties
навъConductor
electrical conductivity
electrical resistivity
superconductivity
magnetism
навъparamagnetic
magnetic susceptibility (Mass)
0,00000000167 m³/Kg
magnetic susceptibility (Molar)
0,000000000321 m³/mol
magnetic susceptibility (Volume)
0,0000377
magnetic ordering
Curie temperature
Néel temperature
сохт
Crystal StructureFace Centered Cubic (FCC)
lattice constant
Lattice Anglesπ/2, π/2, π/2
mechanical property
hardness
bulk modulus
shear modulus
Young's modulus
Poisson's ratio
0,26
speed of sound
classification
CategoryTransition metals, Transition metals
CAS GroupVIIIA
IUPAC GroupVIII
Glawe Number62
Mendeleev Number65
Pettifor Number65
Geochemical Classnoble metal
Goldschmidt classificationsiderophile

other

Gas Basicity
polarizability
C6 Dispersion Coefficient
allotrope
Neutron cross section
425
Neutron Mass Absorption
0,081
ададҳои квантӣ4F9/2
space group225 (Fm_3m)

Isotopes of Iridium

Stable Isotopes2
Unstable Isotopes41
Natural Isotopes2
Isotopic Composition19362.70%19362.70%19137.30%19137.30%

163Ir

Адади массавӣ163
neutron number86
Relative Atomic Mass
g-factor
natural abundance
radioactivity☢️ radioactive element
half-life
spin1/2
nuclear quadrupole moment
0
таърихи кашф
parity+

decay modeintensity
p (proton emission)

164Ir

Адади массавӣ164
neutron number87
Relative Atomic Mass
g-factor
natural abundance
radioactivity☢️ radioactive element
half-life
spin2
nuclear quadrupole moment
таърихи кашф
parity-

decay modeintensity
p (proton emission)
α (α emission)
β+ (β+ decay; β+ = ϵ + e+)

165Ir

Адади массавӣ165
neutron number88
Relative Atomic Mass
g-factor
natural abundance
radioactivity☢️ radioactive element
half-life
spin1/2
nuclear quadrupole moment
0
таърихи кашф
parity+

decay modeintensity
p (proton emission)
α (α emission)

166Ir

Адади массавӣ166
neutron number89
Relative Atomic Mass
g-factor
natural abundance
radioactivity☢️ radioactive element
half-life
10,5 ± 2,2 ms
spin2
nuclear quadrupole moment
таърихи кашф1981
parity

decay modeintensity
α (α emission)93%
p (proton emission)7%

167Ir

Адади массавӣ167
neutron number90
Relative Atomic Mass
g-factor
natural abundance
radioactivity☢️ radioactive element
half-life
29,3 ± 0,6 ms
spin1/2
nuclear quadrupole moment
0
таърихи кашф1981
parity+

decay modeintensity
α (α emission)43.5%
p (proton emission)38.6%
β+ (β+ decay; β+ = ϵ + e+)

168Ir

Адади массавӣ168
neutron number91
Relative Atomic Mass
g-factor
natural abundance
radioactivity☢️ radioactive element
half-life
230 ± 50 ms
spin2
nuclear quadrupole moment
таърихи кашф1978
parity

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

169Ir

Адади массавӣ169
neutron number92
Relative Atomic Mass
g-factor
natural abundance
radioactivity☢️ radioactive element
half-life
353 ± 4 ms
spin1/2
nuclear quadrupole moment
0
таърихи кашф1978
parity+

decay modeintensity
α (α emission)53%
β+ (β+ decay; β+ = ϵ + e+)

170Ir

Адади массавӣ170
neutron number93
Relative Atomic Mass
g-factor
natural abundance
radioactivity☢️ radioactive element
half-life
910 ± 150 ms
spin3
nuclear quadrupole moment
таърихи кашф1977
parity-

decay modeintensity
β+ (β+ decay; β+ = ϵ + e+)
α (α emission)5.2%

171Ir

Адади массавӣ171
neutron number94
Relative Atomic Mass
g-factor
natural abundance
radioactivity☢️ radioactive element
half-life
3,1 ± 0,3 s
spin1/2
nuclear quadrupole moment
0
таърихи кашф1967
parity+

decay modeintensity
β+ (β+ decay; β+ = ϵ + e+)
α (α emission)15%

172Ir

Адади массавӣ172
neutron number95
Relative Atomic Mass
g-factor
natural abundance
radioactivity☢️ radioactive element
half-life
4,4 ± 0,3 s
spin3
nuclear quadrupole moment
таърихи кашф1967
parity-

decay modeintensity
β+ (β+ decay; β+ = ϵ + e+)98%
α (α emission)2%

173Ir

Адади массавӣ173
neutron number96
Relative Atomic Mass
g-factor
natural abundance
radioactivity☢️ radioactive element
half-life
9 ± 0,8 s
spin1/2
nuclear quadrupole moment
0
таърихи кашф1967
parity+

decay modeintensity
β+ (β+ decay; β+ = ϵ + e+)96.5%
α (α emission)3.5%

174Ir

Адади массавӣ174
neutron number97
Relative Atomic Mass
g-factor
natural abundance
radioactivity☢️ radioactive element
half-life
7,9 ± 0,6 s
spin2
nuclear quadrupole moment
таърихи кашф1967
parity+

decay modeintensity
β+ (β+ decay; β+ = ϵ + e+)99.5%
α (α emission)0.5%

175Ir

Адади массавӣ175
neutron number98
Relative Atomic Mass
g-factor
natural abundance
radioactivity☢️ radioactive element
half-life
9 ± 2 s
spin1/2
nuclear quadrupole moment
0
таърихи кашф1967
parity+

decay modeintensity
β+ (β+ decay; β+ = ϵ + e+)99.15%
α (α emission)0.85%

176Ir

Адади массавӣ176
neutron number99
Relative Atomic Mass
g-factor
natural abundance
radioactivity☢️ radioactive element
half-life
8,7 ± 0,5 s
spin3
nuclear quadrupole moment
таърихи кашф1967
parity+

decay modeintensity
β+ (β+ decay; β+ = ϵ + e+)96.9%
α (α emission)3.1%

177Ir

Адади массавӣ177
neutron number100
Relative Atomic Mass
g-factor
natural abundance
radioactivity☢️ radioactive element
half-life
29,8 ± 1,7 s
spin5/2
nuclear quadrupole moment
таърихи кашф1967
parity-

decay modeintensity
β+ (β+ decay; β+ = ϵ + e+)100%
α (α emission)0.06%

178Ir

Адади массавӣ178
neutron number101
Relative Atomic Mass
g-factor
natural abundance
radioactivity☢️ radioactive element
half-life
12 ± 2 s
spin3
nuclear quadrupole moment
таърихи кашф1972
parity+

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

179Ir

Адади массавӣ179
neutron number102
Relative Atomic Mass
g-factor
natural abundance
radioactivity☢️ radioactive element
half-life
79 ± 1 s
spin5/2
nuclear quadrupole moment
таърихи кашф1992
parity

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

180Ir

Адади массавӣ180
neutron number103
Relative Atomic Mass
g-factor
0,5 ± 0,04
natural abundance
radioactivity☢️ radioactive element
half-life
1,5 ± 0,1 m
spin5
nuclear quadrupole moment
таърихи кашф1972
parity+

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

181Ir

Адади массавӣ181
neutron number104
Relative Atomic Mass
g-factor
natural abundance
radioactivity☢️ radioactive element
half-life
4,9 ± 0,15 m
spin5/2
nuclear quadrupole moment
таърихи кашф1972
parity-

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

182Ir

Адади массавӣ182
neutron number105
Relative Atomic Mass
g-factor
natural abundance
radioactivity☢️ radioactive element
half-life
15 ± 1 m
spin3
nuclear quadrupole moment
таърихи кашф1961
parity+

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

183Ir

Адади массавӣ183
neutron number106
Relative Atomic Mass
g-factor
natural abundance
radioactivity☢️ radioactive element
half-life
58 ± 5 m
spin5/2
nuclear quadrupole moment
таърихи кашф1961
parity-

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

184Ir

Адади массавӣ184
neutron number107
Relative Atomic Mass
g-factor
natural abundance
radioactivity☢️ radioactive element
half-life
3,09 ± 0,03 h
spin5
nuclear quadrupole moment
2,41 ± 0,03
таърихи кашф1960
parity-

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

185Ir

Адади массавӣ185
neutron number108
Relative Atomic Mass
g-factor
1,0384 ± 0,0052
natural abundance
radioactivity☢️ radioactive element
half-life
14,4 ± 0,1 h
spin5/2
nuclear quadrupole moment
таърихи кашф1958
parity-

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

186Ir

Адади массавӣ186
neutron number109
Relative Atomic Mass
g-factor
natural abundance
radioactivity☢️ radioactive element
half-life
16,64 ± 0,03 h
spin5
nuclear quadrupole moment
-2,55 ± 0,03
таърихи кашф1958
parity+

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

187Ir

Адади массавӣ187
neutron number110
Relative Atomic Mass
g-factor
natural abundance
radioactivity☢️ radioactive element
half-life
10,5 ± 0,3 h
spin3/2
nuclear quadrupole moment
0,941 ± 0,011
таърихи кашф1958
parity+

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

188Ir

Адади массавӣ188
neutron number111
Relative Atomic Mass
g-factor
natural abundance
radioactivity☢️ radioactive element
half-life
41,5 ± 0,5 h
spin1
nuclear quadrupole moment
0,484 ± 0,006
таърихи кашф1950
parity-

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

189Ir

Адади массавӣ189
neutron number112
Relative Atomic Mass
g-factor
natural abundance
radioactivity☢️ radioactive element
half-life
13,2 ± 0,1 d
spin3/2
nuclear quadrupole moment
таърихи кашф1955
parity+

decay modeintensity
ϵ (electron capture)100%

190Ir

Адади массавӣ190
neutron number113
Relative Atomic Mass
g-factor
0,01 ± 0,0025
natural abundance
radioactivity☢️ radioactive element
half-life
11,78 ± 0,1 d
spin4
nuclear quadrupole moment
2,87 ± 0,16
таърихи кашф1947
parity-

decay modeintensity
β+ (β+ decay; β+ = ϵ + e+)100%
e+ (positron emission)0.002%

191Ir

Адади массавӣ191
neutron number114
Relative Atomic Mass
g-factor
0,10013333333333 ± 0,0004
natural abundance
37,3 ± 0,2
radioactivitystable isotope
half-lifeNot Radioactive ☢️
spin3/2
nuclear quadrupole moment
0,816 ± 0,009
таърихи кашф1935
parity+

192Ir

Адади массавӣ192
neutron number115
Relative Atomic Mass
g-factor
0,47925 ± 0,0025
natural abundance
radioactivity☢️ radioactive element
half-life
73,82 ± 0,014 d
spin4
nuclear quadrupole moment
2,15 ± 0,06
таърихи кашф1937
parity+

decay modeintensity
β (β decay)95.24%
ϵ (electron capture)4.76%

193Ir

Адади массавӣ193
neutron number116
Relative Atomic Mass
g-factor
0,10866666666667 ± 0,0004
natural abundance
62,7 ± 0,2
radioactivitystable isotope
half-lifeNot Radioactive ☢️
spin3/2
nuclear quadrupole moment
0,751 ± 0,009
таърихи кашф1935
parity+

194Ir

Адади массавӣ194
neutron number117
Relative Atomic Mass
g-factor
0,39 ± 0,01
natural abundance
radioactivity☢️ radioactive element
half-life
19,35 ± 0,07 h
spin1
nuclear quadrupole moment
0,339 ± 0,012
таърихи кашф1937
parity-

decay modeintensity
β (β decay)100%

195Ir

Адади массавӣ195
neutron number118
Relative Atomic Mass
g-factor
natural abundance
radioactivity☢️ radioactive element
half-life
2,29 ± 0,17 h
spin3/2
nuclear quadrupole moment
таърихи кашф1952
parity+

decay modeintensity
β (β decay)100%

196Ir

Адади массавӣ196
neutron number119
Relative Atomic Mass
g-factor
natural abundance
radioactivity☢️ radioactive element
half-life
52 ± 1,1 s
spin1
nuclear quadrupole moment
таърихи кашф1966
parity

decay modeintensity
β (β decay)100%

197Ir

Адади массавӣ197
neutron number120
Relative Atomic Mass
g-factor
natural abundance
radioactivity☢️ radioactive element
half-life
5,8 ± 0,5 m
spin3/2
nuclear quadrupole moment
таърихи кашф1952
parity+

decay modeintensity
β (β decay)100%

198Ir

Адади массавӣ198
neutron number121
Relative Atomic Mass
g-factor
natural abundance
radioactivity☢️ radioactive element
half-life
8,7 ± 0,4 s
spin1
nuclear quadrupole moment
таърихи кашф1973
parity-

decay modeintensity
β (β decay)100%

199Ir

Адади массавӣ199
neutron number122
Relative Atomic Mass
g-factor
natural abundance
radioactivity☢️ radioactive element
half-life
7 ± 5 s
spin3/2
nuclear quadrupole moment
таърихи кашф1993
parity+

decay modeintensity
β (β decay)100%

200Ir

Адади массавӣ200
neutron number123
Relative Atomic Mass
g-factor
natural abundance
radioactivity☢️ radioactive element
half-life
43 ± 6 s
spin2
nuclear quadrupole moment
таърихи кашф2008
parity-

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

201Ir

Адади массавӣ201
neutron number124
Relative Atomic Mass
g-factor
natural abundance
radioactivity☢️ radioactive element
half-life
21 ± 5 s
spin3/2
nuclear quadrupole moment
таърихи кашф2008
parity+

decay modeintensity
β (β decay)100%

202Ir

Адади массавӣ202
neutron number125
Relative Atomic Mass
g-factor
natural abundance
radioactivity☢️ radioactive element
half-life
11 ± 3 s
spin2
nuclear quadrupole moment
таърихи кашф2008
parity-

decay modeintensity
β (β decay)100%

203Ir

Адади массавӣ203
neutron number126
Relative Atomic Mass
g-factor
natural abundance
radioactivity☢️ radioactive element
half-life
spin3/2
nuclear quadrupole moment
таърихи кашф2009
parity+

decay modeintensity
β (β decay)

204Ir

Адади массавӣ204
neutron number127
Relative Atomic Mass
g-factor
natural abundance
radioactivity☢️ radioactive element
half-life
spin
nuclear quadrupole moment
таърихи кашф2011
parity

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

205Ir

Адади массавӣ205
neutron number128
Relative Atomic Mass
g-factor
natural abundance
radioactivity☢️ radioactive element
half-life
spin3/2
nuclear quadrupole moment
таърихи кашф2012
parity+

decay modeintensity
β (β decay)
β n (β-delayed neutron emission)
Iridium foil

таърих

кошифS.Tenant, A.F.Fourcory, L.N.Vauquelin, H.V.Collet-Descoltils
макони кашфEngland/France
таърихи кашф1804
РешашиносӣLatin: iris (rainbow).
pronunciationi-RID-i-em (Англисӣ)

source

Abundance
Abundance in Earth's crust
natural abundance (Уқёнус)
natural abundance (human body)
natural abundance (meteoroid)
0,000054 %
natural abundance (Офтоб)
0,0000002 %
Abundance in Universe
0,0000002 %

Nuclear Screening Constants

1s1.4881
2p4.4624
2s20.1102
3d13.514
3p21.9311
3s22.7942
4d37.2628
4f38.6552
4p35.086
4s34.152
5d58.304
5p53.339
5s51.1545
6s66.4334