Symbol
Ir
Ba
Panggil Group
92
0
17
👆🏻
Panggil periode
66
2
7
👆🏻
Block
d block
s pemblokiran
Family unsur
transisi Metal
alkalin bumi
CAS Number
74398857440393
7429905
54386242
👆🏻
Jeneng papan Group
Fm_ 3M
3M Im_
Space Group Number
225.00229.00
11
276
👆🏻
Facts Interesting
- unsur Iridium occurs minangka wesi alam Platinum lan Osmium.
- unsur Iridium dikenal minangka paling metal resistance karat.
- Barium gampang ngoksidasi ing udara.
- Kabeh senyawa beracun saka Barium bisa gampang larut ing banyu.
- Barium karbonat digunakake kanggo ngasilake racun tikus lan senyawa liyane Barium nitrat digunakake ing kembang api kanggo ngasilake werna ijo.
sumber
Found in Minerals, Mining, Ores saka Minerals
bumi lemah ndhuwur, Found in Minerals, Mining, Ores saka Minerals
History
sing katutup
Smithson Tennant
Carl Wilhelm Scheele
Discovery
ing 1803
ing taun 1772
turah mbrawah
Turah mbrawah Ing Universe
0.00 %0.00 %
0
0.11
👆🏻
Turah mbrawah Ing Sun
0.00 %0.00 %
0
0.1
👆🏻
Turah mbrawah Ing meteorit
0.00 %0.00 %
0
22
👆🏻
Turah mbrawah Ing bumi lemah ndhuwur
0.00 %0.03 %
1E-37
8.1
👆🏻
Turah mbrawah Ing Segara
-0.00 %
0
1.1
👆🏻
Turah mbrawah Ing Manungsa
0.00 %0.00 %
0
1.4
👆🏻
Ulah lan Wuku
- Iridium duwe sifat anti karat lan digunakake ing alloy khusus karo logam Osmium lan alloy sing digunakake ing tips pen lan Compass bantalan poros.
- Punika digugat ing Manufaktur Paint kimia lan Manufaktur kaca.
- Senyawa saka logam beracun; nanging isih barium sulfat punika insoluble lan diwenehi kanggo patients gerah saka kelainan pencernaan.
Ulah Industrial
Industry automobile, Industry Listrik, Industry Elektronik
Industry amunisi, Industry automobile, Industry Listrik, Industry Elektronik
Ulah Medical
-
-
Ulah liyane
wesi
wesi
Properties biologi
keracunan
Toxic
Low Toxic
Saiki ing badan Human
Ya
Ya
Sang
0.00 Sang / mg dm-30.07 Sang / mg dm-3
0
1970
👆🏻
ing Bone
0.00 ppm70.00 ppm
0
170000
👆🏻
leleh Point
2,410.00 ° C725.00 ° C
-38.83
3410
👆🏻
Boiling Point
4,527.00 ° C1,140.00 ° C
0
5660
👆🏻
katon
State fisik
Solid
Solid
warna
perak Putih
perak Gray
luster
metallic
-
atose
Mohs atose
6.501.25
0.2
8.5
👆🏻
Brinell atose
1,670.00 MPa130.00 MPa
0.14
3490
👆🏻
Vickers atose
1,760.00 MPa210.00 MPa
0
3920
👆🏻
Kacepetan swara
4,825.00 m / s1,620.00 m / s
818
16200
👆🏻
Properties Optical
bias Index
2.401.47
0.155
3.41
👆🏻
reflectivity
78.00 %65.00 %
5
97
👆🏻
allotropes
Ora
Ora
α allotropes
-
-
β allotropes
-
-
γ allotropes
-
-
Formula Kimia
Ir
Ba
isotop
Isotop dikenal
3437
0
38
👆🏻
keelektronegatifan
Pauling Elektronegativitas
2.200.89
0
2.6
👆🏻
Sanderson Elektronegativitas
2.200.68
0.22
2.56
👆🏻
Allred Rochow Elektronegativitas
1.550.97
0.86
1.9
👆🏻
Mulliken-Jaffe Elektronegativitas
2.200.88
0.62
2.48
👆🏻
Allen Elektronegativitas
1.680.88
0.659
2.7
👆🏻
Electropositivity
Pauling Electropositivity
1.803.11
1.46
3.3
👆🏻
tenogo ionisasi
Level Energy 1st
880.00 kJ / mol502.90 kJ / mol
375.7
26130
👆🏻
Level Energy 2
1,600.00 kJ / mol965.20 kJ / mol
392.8
28750
👆🏻
Level Energy 3rd
2,256.10 kJ / mol3,600.00 kJ / mol
392.8
34230
👆🏻
Level Energy 4
880.00 kJ / mol502.90 kJ / mol
375.7
37066
👆🏻
Level Energy 5th
8,800.00 kJ / mol5,020.00 kJ / mol
392
97510
👆🏻
Level Energy 6th
8,800.00 kJ / mol5,020.00 kJ / mol
1007
105800
👆🏻
tingkat Energy 7
8,800.00 kJ / mol5,020.00 kJ / mol
1007
114300
👆🏻
Level Energy 8
8,800.00 kJ / mol5,020.00 kJ / mol
730
125300
👆🏻
Level Energy 9
8,800.00 kJ / mol5,020.00 kJ / mol
1007
134700
👆🏻
Level Energy 10th
8,800.00 kJ / mol5,020.00 kJ / mol
392
144300
👆🏻
Level Energy 11
8,800.00 kJ / mol5,020.00 kJ / mol
392
169988
👆🏻
Level Energy 12
8,800.00 kJ / mol5,020.00 kJ / mol
0
189368
👆🏻
Level Energy 13
8,800.00 kJ / mol5,020.00 kJ / mol
1007
76015
👆🏻
Level Energy 14
8,800.00 kJ / mol5,020.00 kJ / mol
380
86450
👆🏻
Level Energy 15
88,000.00 kJ / mol50,200.00 kJ / mol
33000
100700
👆🏻
Level Energy 16
88,000.00 kJ / mol50,270.00 kJ / mol
375.7
109480
👆🏻
Level Energy 17
880.00 kJ / mol502.90 kJ / mol
375.7
122200
👆🏻
Level Energy 18
8,800.00 kJ / mol5,020.00 kJ / mol
0
134810
👆🏻
Level Energy 19
880.00 kJ / mol502.90 kJ / mol
375.7
148700
👆🏻
Level Energy 20
880.00 kJ / mol502.00 kJ / mol
0
171200
👆🏻
Level Energy 21
880.00 kJ / mol502.90 kJ / mol
375.7
179100
👆🏻
Level Energy 22
880.00 kJ / mol502.00 kJ / mol
330
184900
👆🏻
Level Energy 23rd
8,800.00 kJ / mol502.90 kJ / mol
357.6
198800
👆🏻
Level Energy 24
880.00 kJ / mol502.90 kJ / mol
297.3
195200
👆🏻
Level Energy 25th
880.00 kJ / mol503.00 kJ / mol
0
121900
👆🏻
Level Energy 26th
880.00 kJ / mol502.90 kJ / mol
357.6
127700
👆🏻
Level Energy 27th
880.00 kJ / mol502.90 kJ / mol
0
133800
👆🏻
Level Energy 28th
880.00 kJ / mol502.90 kJ / mol
297.3
139800
👆🏻
Level Energy 29
880.00 kJ / mol502.90 kJ / mol
0
148100
👆🏻
Level Energy 30
880.00 kJ / mol503.00 kJ / mol
0
154500
👆🏻
padha karo elektrokimia
1.14 g / amp-day2.56 g / amp-day
0.16812
8.3209
👆🏻
Fungsi Work elektron
4.55 eV2.70 eV
2.14
6
👆🏻
Properties Kimia liyane
kebakar, ionisasi, Isotop radioaktif, Radioaktif
ionisasi, Isotop radioaktif, Radioaktif, kelarutan
Panggil atom
7756
3
117
👆🏻
Konfigurasi elektron
[Xe] 4F 14 5d 7 6s 2
[Xe] 6s 2
Struktur Crystal
Face tengah kubik (FCC)
Body tengah kubik (Bcc)
Crystal pola
atom
Jumlah proton
7456
3
117
👆🏻
Jumlah Neutron
11081
4
285
👆🏻
Jumlah Èlèktron
7456
3
117
👆🏻
Radius saka Atom
Radius atom
136.00 pm222.00 pm
0
348
👆🏻
kovalen Radius
141.00 pm215.00 pm
0
260
👆🏻
Van der Waals Radius
202.00 pm268.00 pm
0
348
👆🏻
Bobot atom
192.22 Amu137.33 Amu
6.94
294
👆🏻
Volume atom
9.53 cm3 / mol39.24 cm3 / mol
1.39
71.07
👆🏻
Nomer atom jejer
unsur Previous
Sabanjure unsur
Potensi Valence Electron
140.00 (-eV)21.30 (-eV)
0
392.42
👆🏻
Constant pola
383.90 pm502.80 pm
0
891.25
👆🏻
pola Angles
π/2, π/2, π/2
π/2, π/2, π/2
Pola C / A rasio
1.581.57
0.423
1.9
👆🏻
Kapadhetan
Kapadhetan Ing suhu kamar
22.56 g / cm 33.51 g / cm 3
0.534
40.7
👆🏻
Kapadhetan Nalika Liquid (ing mp)
19.00 g / cm33.34 g / cm3
0.512
41
👆🏻
Strength tensile
2,000.00 MPa55.00 MPa
0.1
11000
👆🏻
viskositas
0.000.00
1.5E-05
0.0035
👆🏻
meksa beluk
Meksa beluk ing 1000 K
0.00 (Pa)7.11 (Pa)
0
121
👆🏻
Meksa beluk ing 2000 K
0.00 (Pa)0.00 (Pa)
0
774
👆🏻
situs kelenturan
nyukur pengaturan
210.00 GPA4.90 GPA
1.3
222
👆🏻
pengaturan akeh
320.00 GPA9.60 GPA
0
462
👆🏻
Young kang pengaturan
528.00 GPA13.00 GPA
0
528
👆🏻
Poisson rasio
0.260.22
0.032
0.47
👆🏻
Properties Teknik liyane
-
-
Ciri Magnetic
Gravitasi tartamtu
21.783.62
0.53
4500
👆🏻
Nindakake Magnetic
paramagnetic
paramagnetic
permeabilitas
0.00 H / m0.00 H / m
1.25643E-06
0.0063
👆🏻
kelemahan
0.000.00
-0.000166
200000
👆🏻
Properties Listrik
Property Listrik
Arman
superconductor
resistivity
47.10 nΩ · m332.00 nΩ · m
0.1
961
👆🏻
konduktivitas listrik
0.19 10 6 / cm Ω0.03 10 6 / cm Ω
0
0.63
👆🏻
elektron Affinity
151.00 kJ / mol13.95 kJ / mol
0
222.8
👆🏻
Kalor tartamtu
0.13 J / (kg K)0.20 J / (kg K)
0.1
3.6
👆🏻
Graham Kapasitas kalor
25.10 J / mol · K28.07 J / mol · K
13.1
62.7
👆🏻
doyo termal
147.00 W / m · K18.40 W / m · K
0
429
👆🏻
suhu kritis
2,719.00 K1,000.00 K
26.3
3695
👆🏻
Expansion termal
6.40 μm / (m · K)20.60 μm / (m · K)
4.5
97
👆🏻
enthalpy
Enthalpy panguapan
799.10 kJ / mol140.00 kJ / mol
7.32
799.1
👆🏻
Enthalpy saka Fusion
35.23 kJ / mol7.66 kJ / mol
2.1
35.23
👆🏻
Enthalpy saka atomization
837.00 kJ / mol175.70 kJ / mol
61.5
837
👆🏻
Standard molar Entropy
35.50 J / mol.K62.50 J / mol.K
9.5
198.1
👆🏻