Symbol
Ir
Ra
Panggil Group
92
0
17
👆🏻
Panggil periode
67
2
7
👆🏻
Block
d block
s pemblokiran
Family unsur
transisi Metal
alkalin bumi
CAS Number
74398857440144
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.
- metal Radium punika logam abot saka Alkaline logam bumi asli.
- Radium logam punika Highly radioaktif lan ora duwe tengen mangiwa.
sumber
Found in Minerals, Mining, Ores saka Minerals
Mining, Ores logam
History
sing katutup
Smithson Tennant
-
Discovery
ing 1803
ing taun 1898
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
22
👆🏻
Turah mbrawah Ing bumi lemah ndhuwur
0.00 %0.00 %
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 logam Highly radioaktif; lan arang-arang Radium-223 digunakake kanggo nambani kanker prostat.
- Kang digunakake ing cat cetha.
Ulah Industrial
Industry automobile, Industry Listrik, Industry Elektronik
-
Ulah Medical
-
Industry Pharmaceutical
Ulah liyane
wesi
-
Properties biologi
keracunan
Toxic
Highly Toxic
Saiki ing badan Human
Ya
Ora
Sang
0.00 Sang / mg dm-30.00 Sang / mg dm-3
0
1970
👆🏻
ing Bone
0.00 ppm0.00 ppm
0
170000
👆🏻
leleh Point
2,410.00 ° C700.00 ° C
-38.83
3410
👆🏻
Boiling Point
4,527.00 ° C1,737.00 ° C
0
5660
👆🏻
katon
State fisik
Solid
Solid
warna
perak Putih
perak Putih
luster
metallic
metallic
atose
Mohs atose
6.501.00
0.2
8.5
👆🏻
Brinell atose
1,670.00 MPa700.00 MPa
0.14
3490
👆🏻
Vickers atose
1,760.00 MPa140.00 MPa
0
3920
👆🏻
Kacepetan swara
4,825.00 m / s3,150.00 m / s
818
16200
👆🏻
Properties Optical
bias Index
2.401.00
0.155
3.41
👆🏻
reflectivity
78.00 %83.00 %
5
97
👆🏻
allotropes
Ora
Ora
α allotropes
-
-
β allotropes
-
-
γ allotropes
-
-
Formula Kimia
Ir
Ra
isotop
Isotop dikenal
3433
0
38
👆🏻
keelektronegatifan
Pauling Elektronegativitas
2.200.90
0
2.6
👆🏻
Sanderson Elektronegativitas
2.200.89
0.22
2.56
👆🏻
Allred Rochow Elektronegativitas
1.550.97
0.86
1.9
👆🏻
Mulliken-Jaffe Elektronegativitas
2.200.92
0.62
2.48
👆🏻
Allen Elektronegativitas
1.680.89
0.659
2.7
👆🏻
Electropositivity
Pauling Electropositivity
1.803.10
1.46
3.3
👆🏻
tenogo ionisasi
Level Energy 1st
880.00 kJ / mol509.30 kJ / mol
375.7
26130
👆🏻
Level Energy 2
1,600.00 kJ / mol979.00 kJ / mol
392.8
28750
👆🏻
Level Energy 3rd
2,256.10 kJ / mol509.30 kJ / mol
392.8
34230
👆🏻
Level Energy 4
880.00 kJ / mol5,093.00 kJ / mol
375.7
37066
👆🏻
Level Energy 5th
8,800.00 kJ / mol5,090.00 kJ / mol
392
97510
👆🏻
Level Energy 6th
8,800.00 kJ / mol5,090.00 kJ / mol
1007
105800
👆🏻
tingkat Energy 7
8,800.00 kJ / mol5,090.00 kJ / mol
1007
114300
👆🏻
Level Energy 8
8,800.00 kJ / mol5,090.00 kJ / mol
730
125300
👆🏻
Level Energy 9
8,800.00 kJ / mol5,090.00 kJ / mol
1007
134700
👆🏻
Level Energy 10th
8,800.00 kJ / mol5,090.00 kJ / mol
392
144300
👆🏻
Level Energy 11
8,800.00 kJ / mol5,090.00 kJ / mol
392
169988
👆🏻
Level Energy 12
8,800.00 kJ / mol5,090.00 kJ / mol
0
189368
👆🏻
Level Energy 13
8,800.00 kJ / mol5,090.00 kJ / mol
1007
76015
👆🏻
Level Energy 14
8,800.00 kJ / mol5,090.00 kJ / mol
380
86450
👆🏻
Level Energy 15
88,000.00 kJ / mol50,900.00 kJ / mol
33000
100700
👆🏻
Level Energy 16
88,000.00 kJ / mol50,900.00 kJ / mol
375.7
109480
👆🏻
Level Energy 17
880.00 kJ / mol509.30 kJ / mol
375.7
122200
👆🏻
Level Energy 18
8,800.00 kJ / mol5,090.00 kJ / mol
0
134810
👆🏻
Level Energy 19
880.00 kJ / mol509.30 kJ / mol
375.7
148700
👆🏻
Level Energy 20
880.00 kJ / mol509.00 kJ / mol
0
171200
👆🏻
Level Energy 21
880.00 kJ / mol509.30 kJ / mol
375.7
179100
👆🏻
Level Energy 22
880.00 kJ / mol509.00 kJ / mol
330
184900
👆🏻
Level Energy 23rd
8,800.00 kJ / mol509.30 kJ / mol
357.6
198800
👆🏻
Level Energy 24
880.00 kJ / mol509.30 kJ / mol
297.3
195200
👆🏻
Level Energy 25th
880.00 kJ / mol509.00 kJ / mol
0
121900
👆🏻
Level Energy 26th
880.00 kJ / mol509.30 kJ / mol
357.6
127700
👆🏻
Level Energy 27th
880.00 kJ / mol509.30 kJ / mol
0
133800
👆🏻
Level Energy 28th
880.00 kJ / mol509.30 kJ / mol
297.3
139800
👆🏻
Level Energy 29
880.00 kJ / mol509.30 kJ / mol
0
148100
👆🏻
Level Energy 30
880.00 kJ / mol509.00 kJ / mol
0
154500
👆🏻
padha karo elektrokimia
1.14 g / amp-day4.22 g / amp-day
0.16812
8.3209
👆🏻
Fungsi Work elektron
4.55 eV4.30 eV
2.14
6
👆🏻
Properties Kimia liyane
kebakar, ionisasi, Isotop radioaktif, Radioaktif
ionisasi, Isotop radioaktif, Radioaktif
Panggil atom
7788
3
117
👆🏻
Konfigurasi elektron
[Xe] 4F 14 5d 7 6s 2
[Rn] 7s 2
Struktur Crystal
Face tengah kubik (FCC)
Body tengah kubik (Bcc)
Crystal pola
atom
Jumlah proton
7488
3
117
👆🏻
Jumlah Neutron
110138
4
285
👆🏻
Jumlah Èlèktron
7488
3
117
👆🏻
Radius saka Atom
Radius atom
136.00 pm215.00 pm
0
348
👆🏻
kovalen Radius
141.00 pm221.00 pm
0
260
👆🏻
Van der Waals Radius
202.00 pm283.00 pm
0
348
👆🏻
Bobot atom
192.22 Amu226.00 Amu
6.94
294
👆🏻
Volume atom
9.53 cm3 / mol45.20 cm3 / mol
1.39
71.07
👆🏻
Nomer atom jejer
unsur Previous
Sabanjure unsur
Potensi Valence Electron
140.00 (-eV)20.10 (-eV)
0
392.42
👆🏻
Constant pola
383.90 pm514.80 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 35.50 g / cm 3
0.534
40.7
👆🏻
Kapadhetan Nalika Liquid (ing mp)
19.00 g / cm35.50 g / cm3
0.512
41
👆🏻
Strength tensile
2,000.00 MPa40.00 MPa
0.1
11000
👆🏻
viskositas
0.000.00
1.5E-05
0.0035
👆🏻
meksa beluk
Meksa beluk ing 1000 K
0.00 (Pa)0.00 (Pa)
0
121
👆🏻
Meksa beluk ing 2000 K
0.00 (Pa)0.00 (Pa)
0
774
👆🏻
situs kelenturan
nyukur pengaturan
210.00 GPA25.00 GPA
1.3
222
👆🏻
pengaturan akeh
320.00 GPA43.00 GPA
0
462
👆🏻
Young kang pengaturan
528.00 GPA83.00 GPA
0
528
👆🏻
Poisson rasio
0.260.31
0.032
0.47
👆🏻
Properties Teknik liyane
-
-
Ciri Magnetic
Gravitasi tartamtu
21.785.00
0.53
4500
👆🏻
Nindakake Magnetic
paramagnetic
nonmagnetic
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
-
resistivity
47.10 nΩ · m100.00 nΩ · m
0.1
961
👆🏻
konduktivitas listrik
0.19 10 6 / cm Ω0.00 10 6 / cm Ω
0
0.63
👆🏻
elektron Affinity
151.00 kJ / mol0.90 kJ / mol
0
222.8
👆🏻
Kalor tartamtu
0.13 J / (kg K)0.12 J / (kg K)
0.1
3.6
👆🏻
Graham Kapasitas kalor
25.10 J / mol · K20.05 J / mol · K
13.1
62.7
👆🏻
doyo termal
147.00 W / m · K18.60 W / m · K
0
429
👆🏻
suhu kritis
2,719.00 K973.00 K
26.3
3695
👆🏻
Expansion termal
6.40 μm / (m · K)8.50 μm / (m · K)
4.5
97
👆🏻
enthalpy
Enthalpy panguapan
799.10 kJ / mol113.00 kJ / mol
7.32
799.1
👆🏻
Enthalpy saka Fusion
35.23 kJ / mol8.60 kJ / mol
2.1
35.23
👆🏻
Enthalpy saka atomization
837.00 kJ / mol163.00 kJ / mol
61.5
837
👆🏻
Standard molar Entropy
35.50 J / mol.K71.00 J / mol.K
9.5
198.1
👆🏻