Iridiy

Iridiy (Ir)

chemical element with symbol Ir and atomic number 77
Atomic Number77
Atomic Weight192.217
mass number193
Group9
Period6
Blockd
Proton77 p+
Neytron116 n0
Elektron77 e-
Animated Bohr model of Ir (Iridiy)

Fizik Xossa

Atom Radiusi
135 pm
Molyar hajm
Kovalentlik Radiusi
122 pm
Metallic Radius
127 pm
Ion radiuslar
68 pm
Crystal Radius
82 pm
Van der Waals radius
213 pm
density
22,5622 g/cm³
Atomic Radii Of The Elements: Iridiy0102030405060708090100110120130140150160170180190200210220pmAtom RadiusiKovalentlik RadiusiMetallic RadiusVan der Waals radius

Chemical Property

energiya
proton affinity
electron affinity
ionization energy
8,96702 eV/particle
ionization energy of Ir (Iridiy)
Solishtirma qaynash issiqligi
604 kJ/mol
solishtirma erish issiqligi
27,61 kJ/mol
standard enthalpy of formation
669 kJ/mol
Elektron
Ion asboblar2, 8, 18, 32, 15, 2
Bohr model: Ir (Iridiy)
valence electron2
Lewis structure: Ir (Iridiy)
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 (Iridiy)
Orbital Diagram of Ir (Iridiy)
Oksidlanish darajasi-3, -1, 0, 1, 2, 3, 4, 5, 6, 7, 8, 9
Elektrmanfiylik
2.2
Electrophilicity Index
1,872465121129725 eV/particle
fundamental state of matter
phase of matterSolid
gaseous state of matter
Boiling Point
4 701,15 K
Melting Point
2 719,15 K
critical pressure
critical temperature
triple point
appearance
Rang
Silver
appearancesilvery white
refractive index
thermodynamic material property
Thermal Conductivity
Issiqlikdan kengayish
0,0000064 1/K
molar heat capacity
Specific Heat Capacity
0,131 J/(g⋅K)
heat capacity ratio
electrical properties
typeConductor
electrical conductivity
21 MS/m
electrical resistivity
0,00000004699999999998 m Ω
superconductivity
0,11 K
Magnetizm
typeparamagnetic
magnetic susceptibility (Mass)
0,00000000167 m³/Kg
magnetic susceptibility (Molar)
0,000000000321 m³/mol
magnetic susceptibility (Volume)
0,0000377
magnetic ordering
Kyuri nuqtasi
Néel temperature
Tuzilma
Crystal StructureFace Centered Cubic (FCC)
Kristall panjara davri
3,84 Å
Lattice Anglesπ/2, π/2, π/2
mechanical property
Qattiqlik
6,5 MPa
bulk modulus
320 GPa
shear modulus
210 GPa
Yung moduli
528 GPa
Poisson's ratio
0,26
Tovush tezligi
4 825 m/s
klassifikatsiya
CategoryTransition metals, Transition metals
CAS GroupVIIIA
IUPAC GroupVIII
Glawe Number62
Mendeleev Number65
Pettifor Number65
Geochemical Classnoble metal
Goldschmidt classificationsiderophile

other

Gas Basicity
polarizability
54 ± 7 a₀
C6 Dispersion Coefficient
allotrope
Neutron cross section
425
Neutron Mass Absorption
0,081
Atom kvant sonlari4F9/2
space group225 (Fm_3m)

Isotopes of Iridium

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

163Ir

mass number163
neutron number86
Nisbiy atom massa
162,994299 ± 0,000429 Da
g-factor
natural abundance
Radioaktivlik☢️ Radioaktiv elementlar
Yarim yemirilish davri
spin1/2
nuclear quadrupole moment
0
time of discovery or invention
parity+

decay modeintensity
p (proton emission)

164Ir

mass number164
neutron number87
Nisbiy atom massa
163,991966 ± 0,000339 Da
g-factor
natural abundance
Radioaktivlik☢️ Radioaktiv elementlar
Yarim yemirilish davri
spin2
nuclear quadrupole moment
time of discovery or invention
parity-

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

165Ir

mass number165
neutron number88
Nisbiy atom massa
164,987552 ± 0,00017 Da
g-factor
natural abundance
Radioaktivlik☢️ Radioaktiv elementlar
Yarim yemirilish davri
spin1/2
nuclear quadrupole moment
0
time of discovery or invention
parity+

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

166Ir

mass number166
neutron number89
Nisbiy atom massa
165,985716 ± 0,000215 Da
g-factor
natural abundance
Radioaktivlik☢️ Radioaktiv elementlar
Yarim yemirilish davri
10,5 ± 2,2 ms
spin2
nuclear quadrupole moment
time of discovery or invention1981
parity

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

167Ir

mass number167
neutron number90
Nisbiy atom massa
166,981671973 ± 0,000019694 Da
g-factor
natural abundance
Radioaktivlik☢️ Radioaktiv elementlar
Yarim yemirilish davri
29,3 ± 0,6 ms
spin1/2
nuclear quadrupole moment
0
time of discovery or invention1981
parity+

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

168Ir

mass number168
neutron number91
Nisbiy atom massa
167,979960978 ± 0,000059277 Da
g-factor
natural abundance
Radioaktivlik☢️ Radioaktiv elementlar
Yarim yemirilish davri
230 ± 50 ms
spin2
nuclear quadrupole moment
time of discovery or invention1978
parity

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

169Ir

mass number169
neutron number92
Nisbiy atom massa
168,976281743 ± 0,00002502 Da
g-factor
natural abundance
Radioaktivlik☢️ Radioaktiv elementlar
Yarim yemirilish davri
353 ± 4 ms
spin1/2
nuclear quadrupole moment
0
time of discovery or invention1978
parity+

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

170Ir

mass number170
neutron number93
Nisbiy atom massa
169,975113 ± 0,000109 Da
g-factor
natural abundance
Radioaktivlik☢️ Radioaktiv elementlar
Yarim yemirilish davri
910 ± 150 ms
spin3
nuclear quadrupole moment
time of discovery or invention1977
parity-

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

171Ir

mass number171
neutron number94
Nisbiy atom massa
170,97164552 ± 0,000041295 Da
g-factor
natural abundance
Radioaktivlik☢️ Radioaktiv elementlar
Yarim yemirilish davri
3,1 ± 0,3 s
spin1/2
nuclear quadrupole moment
0
time of discovery or invention1967
parity+

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

172Ir

mass number172
neutron number95
Nisbiy atom massa
171,970607035 ± 0,000034785 Da
g-factor
natural abundance
Radioaktivlik☢️ Radioaktiv elementlar
Yarim yemirilish davri
4,4 ± 0,3 s
spin3
nuclear quadrupole moment
time of discovery or invention1967
parity-

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

173Ir

mass number173
neutron number96
Nisbiy atom massa
172,967505477 ± 0,000011316 Da
g-factor
natural abundance
Radioaktivlik☢️ Radioaktiv elementlar
Yarim yemirilish davri
9 ± 0,8 s
spin1/2
nuclear quadrupole moment
0
time of discovery or invention1967
parity+

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

174Ir

mass number174
neutron number97
Nisbiy atom massa
173,966949939 ± 0,000012046 Da
g-factor
natural abundance
Radioaktivlik☢️ Radioaktiv elementlar
Yarim yemirilish davri
7,9 ± 0,6 s
spin2
nuclear quadrupole moment
time of discovery or invention1967
parity+

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

175Ir

mass number175
neutron number98
Nisbiy atom massa
174,964149519 ± 0,000013295 Da
g-factor
natural abundance
Radioaktivlik☢️ Radioaktiv elementlar
Yarim yemirilish davri
9 ± 2 s
spin1/2
nuclear quadrupole moment
0
time of discovery or invention1967
parity+

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

176Ir

mass number176
neutron number99
Nisbiy atom massa
175,963626261 ± 0,000008679 Da
g-factor
natural abundance
Radioaktivlik☢️ Radioaktiv elementlar
Yarim yemirilish davri
8,7 ± 0,5 s
spin3
nuclear quadrupole moment
time of discovery or invention1967
parity+

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

177Ir

mass number177
neutron number100
Nisbiy atom massa
176,9613015 ± 0,000021213 Da
g-factor
natural abundance
Radioaktivlik☢️ Radioaktiv elementlar
Yarim yemirilish davri
29,8 ± 1,7 s
spin5/2
nuclear quadrupole moment
time of discovery or invention1967
parity-

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

178Ir

mass number178
neutron number101
Nisbiy atom massa
177,961079395 ± 0,000020204 Da
g-factor
natural abundance
Radioaktivlik☢️ Radioaktiv elementlar
Yarim yemirilish davri
12 ± 2 s
spin3
nuclear quadrupole moment
time of discovery or invention1972
parity+

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

179Ir

mass number179
neutron number102
Nisbiy atom massa
178,959117594 ± 0,000010489 Da
g-factor
natural abundance
Radioaktivlik☢️ Radioaktiv elementlar
Yarim yemirilish davri
79 ± 1 s
spin5/2
nuclear quadrupole moment
time of discovery or invention1992
parity

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

180Ir

mass number180
neutron number103
Nisbiy atom massa
179,959229446 ± 0,000023302 Da
g-factor
0,5 ± 0,04
natural abundance
Radioaktivlik☢️ Radioaktiv elementlar
Yarim yemirilish davri
1,5 ± 0,1 m
spin5
nuclear quadrupole moment
time of discovery or invention1972
parity+

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

181Ir

mass number181
neutron number104
Nisbiy atom massa
180,957634691 ± 0,000005631 Da
g-factor
natural abundance
Radioaktivlik☢️ Radioaktiv elementlar
Yarim yemirilish davri
4,9 ± 0,15 m
spin5/2
nuclear quadrupole moment
time of discovery or invention1972
parity-

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

182Ir

mass number182
neutron number105
Nisbiy atom massa
181,958076296 ± 0,000022509 Da
g-factor
natural abundance
Radioaktivlik☢️ Radioaktiv elementlar
Yarim yemirilish davri
15 ± 1 m
spin3
nuclear quadrupole moment
time of discovery or invention1961
parity+

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

183Ir

mass number183
neutron number106
Nisbiy atom massa
182,956841231 ± 0,000026486 Da
g-factor
natural abundance
Radioaktivlik☢️ Radioaktiv elementlar
Yarim yemirilish davri
58 ± 5 m
spin5/2
nuclear quadrupole moment
time of discovery or invention1961
parity-

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

184Ir

mass number184
neutron number107
Nisbiy atom massa
183,957476 ± 0,00003 Da
g-factor
natural abundance
Radioaktivlik☢️ Radioaktiv elementlar
Yarim yemirilish davri
3,09 ± 0,03 h
spin5
nuclear quadrupole moment
2,41 ± 0,03
time of discovery or invention1960
parity-

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

185Ir

mass number185
neutron number108
Nisbiy atom massa
184,956698 ± 0,00003 Da
g-factor
1,0384 ± 0,0052
natural abundance
Radioaktivlik☢️ Radioaktiv elementlar
Yarim yemirilish davri
14,4 ± 0,1 h
spin5/2
nuclear quadrupole moment
time of discovery or invention1958
parity-

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

186Ir

mass number186
neutron number109
Nisbiy atom massa
185,957946754 ± 0,00001774 Da
g-factor
natural abundance
Radioaktivlik☢️ Radioaktiv elementlar
Yarim yemirilish davri
16,64 ± 0,03 h
spin5
nuclear quadrupole moment
-2,55 ± 0,03
time of discovery or invention1958
parity+

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

187Ir

mass number187
neutron number110
Nisbiy atom massa
186,957542 ± 0,00003 Da
g-factor
natural abundance
Radioaktivlik☢️ Radioaktiv elementlar
Yarim yemirilish davri
10,5 ± 0,3 h
spin3/2
nuclear quadrupole moment
0,941 ± 0,011
time of discovery or invention1958
parity+

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

188Ir

mass number188
neutron number111
Nisbiy atom massa
187,958834999 ± 0,000010116 Da
g-factor
natural abundance
Radioaktivlik☢️ Radioaktiv elementlar
Yarim yemirilish davri
41,5 ± 0,5 h
spin1
nuclear quadrupole moment
0,484 ± 0,006
time of discovery or invention1950
parity-

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

189Ir

mass number189
neutron number112
Nisbiy atom massa
188,958722602 ± 0,0000135 Da
g-factor
natural abundance
Radioaktivlik☢️ Radioaktiv elementlar
Yarim yemirilish davri
13,2 ± 0,1 d
spin3/2
nuclear quadrupole moment
time of discovery or invention1955
parity+

decay modeintensity
ϵ (electron capture)100%

190Ir

mass number190
neutron number113
Nisbiy atom massa
189,960543374 ± 0,00000147 Da
g-factor
0,01 ± 0,0025
natural abundance
Radioaktivlik☢️ Radioaktiv elementlar
Yarim yemirilish davri
11,78 ± 0,1 d
spin4
nuclear quadrupole moment
2,87 ± 0,16
time of discovery or invention1947
parity-

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

191Ir

mass number191
neutron number114
Nisbiy atom massa
190,960591455 ± 0,000001406 Da
g-factor
0,10013333333333 ± 0,0004
natural abundance
37,3 ± 0,2
Radioaktivlikstable isotope
Yarim yemirilish davriNot Radioactive ☢️
spin3/2
nuclear quadrupole moment
0,816 ± 0,009
time of discovery or invention1935
parity+

192Ir

mass number192
neutron number115
Nisbiy atom massa
191,962602414 ± 0,00000141 Da
g-factor
0,47925 ± 0,0025
natural abundance
Radioaktivlik☢️ Radioaktiv elementlar
Yarim yemirilish davri
73,82 ± 0,014 d
spin4
nuclear quadrupole moment
2,15 ± 0,06
time of discovery or invention1937
parity+

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

193Ir

mass number193
neutron number116
Nisbiy atom massa
192,962923753 ± 0,000001425 Da
g-factor
0,10866666666667 ± 0,0004
natural abundance
62,7 ± 0,2
Radioaktivlikstable isotope
Yarim yemirilish davriNot Radioactive ☢️
spin3/2
nuclear quadrupole moment
0,751 ± 0,009
time of discovery or invention1935
parity+

194Ir

mass number194
neutron number117
Nisbiy atom massa
193,965075703 ± 0,000001429 Da
g-factor
0,39 ± 0,01
natural abundance
Radioaktivlik☢️ Radioaktiv elementlar
Yarim yemirilish davri
19,35 ± 0,07 h
spin1
nuclear quadrupole moment
0,339 ± 0,012
time of discovery or invention1937
parity-

decay modeintensity
β (β decay)100%

195Ir

mass number195
neutron number118
Nisbiy atom massa
194,965976898 ± 0,000001431 Da
g-factor
natural abundance
Radioaktivlik☢️ Radioaktiv elementlar
Yarim yemirilish davri
2,29 ± 0,17 h
spin3/2
nuclear quadrupole moment
time of discovery or invention1952
parity+

decay modeintensity
β (β decay)100%

196Ir

mass number196
neutron number119
Nisbiy atom massa
195,968399669 ± 0,000041239 Da
g-factor
natural abundance
Radioaktivlik☢️ Radioaktiv elementlar
Yarim yemirilish davri
52 ± 1,1 s
spin1
nuclear quadrupole moment
time of discovery or invention1966
parity

decay modeintensity
β (β decay)100%

197Ir

mass number197
neutron number120
Nisbiy atom massa
196,969657217 ± 0,000021588 Da
g-factor
natural abundance
Radioaktivlik☢️ Radioaktiv elementlar
Yarim yemirilish davri
5,8 ± 0,5 m
spin3/2
nuclear quadrupole moment
time of discovery or invention1952
parity+

decay modeintensity
β (β decay)100%

198Ir

mass number198
neutron number121
Nisbiy atom massa
197,972399 ± 0,000215 Da
g-factor
natural abundance
Radioaktivlik☢️ Radioaktiv elementlar
Yarim yemirilish davri
8,7 ± 0,4 s
spin1
nuclear quadrupole moment
time of discovery or invention1973
parity-

decay modeintensity
β (β decay)100%

199Ir

mass number199
neutron number122
Nisbiy atom massa
198,973807097 ± 0,000044073 Da
g-factor
natural abundance
Radioaktivlik☢️ Radioaktiv elementlar
Yarim yemirilish davri
7 ± 5 s
spin3/2
nuclear quadrupole moment
time of discovery or invention1993
parity+

decay modeintensity
β (β decay)100%

200Ir

mass number200
neutron number123
Nisbiy atom massa
199,976844 ± 0,00021 Da
g-factor
natural abundance
Radioaktivlik☢️ Radioaktiv elementlar
Yarim yemirilish davri
43 ± 6 s
spin2
nuclear quadrupole moment
time of discovery or invention2008
parity-

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

201Ir

mass number201
neutron number124
Nisbiy atom massa
200,978701 ± 0,000215 Da
g-factor
natural abundance
Radioaktivlik☢️ Radioaktiv elementlar
Yarim yemirilish davri
21 ± 5 s
spin3/2
nuclear quadrupole moment
time of discovery or invention2008
parity+

decay modeintensity
β (β decay)100%

202Ir

mass number202
neutron number125
Nisbiy atom massa
201,982136 ± 0,000322 Da
g-factor
natural abundance
Radioaktivlik☢️ Radioaktiv elementlar
Yarim yemirilish davri
11 ± 3 s
spin2
nuclear quadrupole moment
time of discovery or invention2008
parity-

decay modeintensity
β (β decay)100%

203Ir

mass number203
neutron number126
Nisbiy atom massa
202,984573 ± 0,000429 Da
g-factor
natural abundance
Radioaktivlik☢️ Radioaktiv elementlar
Yarim yemirilish davri
spin3/2
nuclear quadrupole moment
time of discovery or invention2009
parity+

decay modeintensity
β (β decay)

204Ir

mass number204
neutron number127
Nisbiy atom massa
203,989726 ± 0,000429 Da
g-factor
natural abundance
Radioaktivlik☢️ Radioaktiv elementlar
Yarim yemirilish davri
spin
nuclear quadrupole moment
time of discovery or invention2011
parity

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

205Ir

mass number205
neutron number128
Nisbiy atom massa
204,993988 ± 0,000537 Da
g-factor
natural abundance
Radioaktivlik☢️ Radioaktiv elementlar
Yarim yemirilish davri
spin3/2
nuclear quadrupole moment
time of discovery or invention2012
parity+

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

tarix

discoverer or inventorS.Tenant, A.F.Fourcory, L.N.Vauquelin, H.V.Collet-Descoltils
location of discoveryEngland/France
time of discovery or invention1804
EtimologiyaLatin: iris (rainbow).
pronunciationi-RID-i-em (inglizcha)

source

Abundance
Abundance in Earth's crust
0,001 mg/kg
natural abundance (Okean)
natural abundance (Inson tanasi)
natural abundance (Meteoroid)
0,000054 %
natural abundance (Quyosh)
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