Symbol
Pm
Ir
Panggil Group
39
0
17
👆🏻
Panggil periode
66
2
7
👆🏻
Block
pemblokiran f
d block
Family unsur
lanthanide
transisi Metal
CAS Number
74401227439885
7429905
54386242
👆🏻
Jeneng papan Group
-
Fm_ 3M
Space Group Number
194.00225.00
11
276
👆🏻
Facts Interesting
- metal Prometium ditemokaké ing pitchblende.
- Prometium logam logam Highly radioaktif.
- unsur Iridium occurs minangka wesi alam Platinum lan Osmium.
- unsur Iridium dikenal minangka paling metal resistance karat.
sumber
Found in Minerals, Mining
Found in Minerals, Mining, Ores saka Minerals
History
sing katutup
Chien Shiung Wu, Emilio Segrè, Hans Bethe
Smithson Tennant
Discovery
ing taun 1942
ing 1803
turah mbrawah
Turah mbrawah Ing Universe
0.00 %0.00 %
0
0.11
👆🏻
Turah mbrawah Ing Sun
-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
1.1
👆🏻
Turah mbrawah Ing Manungsa
0.00 %0.00 %
0
1.4
👆🏻
Ulah lan Wuku
- Kang digunakake kanggo riset waé. jumlah cilik saka logam digunakake ing batre atom.
- bosok radioaktif sawijining digunakake kanggo Phosphor kanggo menehi mati lampu. Lampu cemlorot diowahi dadi listrik.
- Iridium duwe sifat anti karat lan digunakake ing alloy khusus karo logam Osmium lan alloy sing digunakake ing tips pen lan Compass bantalan poros.
Ulah Industrial
-
Industry automobile, Industry Listrik, Industry Elektronik
Ulah Medical
-
-
Ulah liyane
-
wesi
Properties biologi
keracunan
non Toxic
Toxic
Saiki ing badan Human
Ora
Ya
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
1,042.00 ° C2,410.00 ° C
-38.83
3410
👆🏻
Boiling Point
3,000.00 ° C4,527.00 ° C
0
5660
👆🏻
katon
State fisik
Solid
Solid
warna
-
perak Putih
luster
metallic
metallic
atose
Mohs atose
-6.50
0.2
8.5
👆🏻
Brinell atose
400.00 MPa1,670.00 MPa
0.14
3490
👆🏻
Vickers atose
600.00 MPa1,760.00 MPa
0
3920
👆🏻
Kacepetan swara
2,260.00 m / s4,825.00 m / s
818
16200
👆🏻
Properties Optical
bias Index
1.702.40
0.155
3.41
👆🏻
reflectivity
63.00 %78.00 %
5
97
👆🏻
allotropes
Ora
Ora
α allotropes
-
-
β allotropes
-
-
γ allotropes
-
-
Formula Kimia
Pm
Ir
isotop
Isotop dikenal
2734
0
38
👆🏻
keelektronegatifan
Pauling Elektronegativitas
1.132.20
0
2.6
👆🏻
Sanderson Elektronegativitas
1.132.20
0.22
2.56
👆🏻
Allred Rochow Elektronegativitas
1.071.55
0.86
1.9
👆🏻
Mulliken-Jaffe Elektronegativitas
1.132.20
0.62
2.48
👆🏻
Allen Elektronegativitas
1.131.68
0.659
2.7
👆🏻
Electropositivity
Pauling Electropositivity
2.201.80
1.46
3.3
👆🏻
tenogo ionisasi
Level Energy 1st
540.00 kJ / mol880.00 kJ / mol
375.7
26130
👆🏻
Level Energy 2
1,050.00 kJ / mol1,600.00 kJ / mol
392.8
28750
👆🏻
Level Energy 3rd
2,150.00 kJ / mol2,256.10 kJ / mol
392.8
34230
👆🏻
Level Energy 4
3,970.00 kJ / mol880.00 kJ / mol
375.7
37066
👆🏻
Level Energy 5th
5,400.00 kJ / mol8,800.00 kJ / mol
392
97510
👆🏻
Level Energy 6th
5,400.00 kJ / mol8,800.00 kJ / mol
1007
105800
👆🏻
tingkat Energy 7
5,400.00 kJ / mol8,800.00 kJ / mol
1007
114300
👆🏻
Level Energy 8
5,400.00 kJ / mol8,800.00 kJ / mol
730
125300
👆🏻
Level Energy 9
5,400.00 kJ / mol8,800.00 kJ / mol
1007
134700
👆🏻
Level Energy 10th
5,400.00 kJ / mol8,800.00 kJ / mol
392
144300
👆🏻
Level Energy 11
5,400.00 kJ / mol8,800.00 kJ / mol
392
169988
👆🏻
Level Energy 12
5,400.00 kJ / mol8,800.00 kJ / mol
0
189368
👆🏻
Level Energy 13
5,400.00 kJ / mol8,800.00 kJ / mol
1007
76015
👆🏻
Level Energy 14
5,400.00 kJ / mol8,800.00 kJ / mol
380
86450
👆🏻
Level Energy 15
54,000.00 kJ / mol88,000.00 kJ / mol
33000
100700
👆🏻
Level Energy 16
54,000.00 kJ / mol88,000.00 kJ / mol
375.7
109480
👆🏻
Level Energy 17
540.50 kJ / mol880.00 kJ / mol
375.7
122200
👆🏻
Level Energy 18
5,400.00 kJ / mol8,800.00 kJ / mol
0
134810
👆🏻
Level Energy 19
540.00 kJ / mol880.00 kJ / mol
375.7
148700
👆🏻
Level Energy 20
540.00 kJ / mol880.00 kJ / mol
0
171200
👆🏻
Level Energy 21
540.00 kJ / mol880.00 kJ / mol
375.7
179100
👆🏻
Level Energy 22
540.00 kJ / mol880.00 kJ / mol
330
184900
👆🏻
Level Energy 23rd
540.00 kJ / mol8,800.00 kJ / mol
357.6
198800
👆🏻
Level Energy 24
540.00 kJ / mol880.00 kJ / mol
297.3
195200
👆🏻
Level Energy 25th
540.00 kJ / mol880.00 kJ / mol
0
121900
👆🏻
Level Energy 26th
540.00 kJ / mol880.00 kJ / mol
357.6
127700
👆🏻
Level Energy 27th
540.00 kJ / mol880.00 kJ / mol
0
133800
👆🏻
Level Energy 28th
540.00 kJ / mol880.00 kJ / mol
297.3
139800
👆🏻
Level Energy 29
540.00 kJ / mol880.00 kJ / mol
0
148100
👆🏻
Level Energy 30
540.00 kJ / mol880.00 kJ / mol
0
154500
👆🏻
padha karo elektrokimia
1.80 g / amp-day1.14 g / amp-day
0.16812
8.3209
👆🏻
Fungsi Work elektron
5.30 eV4.55 eV
2.14
6
👆🏻
Properties Kimia liyane
ionisasi, Isotop radioaktif, kelarutan
kebakar, ionisasi, Isotop radioaktif, Radioaktif
Panggil atom
6177
3
117
👆🏻
Konfigurasi elektron
[Xe] 4F 5 6s 2
[Xe] 4F 14 5d 7 6s 2
Struktur Crystal
Double Hexagonal Tutup dikempalken (DHCP)
Face tengah kubik (FCC)
Crystal pola
atom
Jumlah proton
6174
3
117
👆🏻
Jumlah Neutron
84110
4
285
👆🏻
Jumlah Èlèktron
6174
3
117
👆🏻
Radius saka Atom
Radius atom
183.00 pm136.00 pm
0
348
👆🏻
kovalen Radius
199.00 pm141.00 pm
0
260
👆🏻
Van der Waals Radius
236.00 pm202.00 pm
0
348
👆🏻
Bobot atom
145.00 Amu192.22 Amu
6.94
294
👆🏻
Volume atom
22.39 cm3 / mol9.53 cm3 / mol
1.39
71.07
👆🏻
Nomer atom jejer
unsur Previous
Sabanjure unsur
Potensi Valence Electron
44.10 (-eV)140.00 (-eV)
0
392.42
👆🏻
Constant pola
-383.90 pm
0
891.25
👆🏻
pola Angles
-
π/2, π/2, π/2
Pola C / A rasio
1.631.58
0.423
1.9
👆🏻
Kapadhetan
Kapadhetan Ing suhu kamar
7.26 g / cm 322.56 g / cm 3
0.534
40.7
👆🏻
Kapadhetan Nalika Liquid (ing mp)
7.26 g / cm319.00 g / cm3
0.512
41
👆🏻
Strength tensile
75.00 MPa2,000.00 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
18.00 GPA210.00 GPA
1.3
222
👆🏻
pengaturan akeh
33.00 GPA320.00 GPA
0
462
👆🏻
Young kang pengaturan
46.00 GPA528.00 GPA
0
528
👆🏻
Poisson rasio
0.280.26
0.032
0.47
👆🏻
Properties Teknik liyane
-
-
Ciri Magnetic
Gravitasi tartamtu
7.2621.78
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
Arman
resistivity
0.75 nΩ · m47.10 nΩ · m
0.1
961
👆🏻
konduktivitas listrik
0.00 10 6 / cm Ω0.19 10 6 / cm Ω
0
0.63
👆🏻
elektron Affinity
50.00 kJ / mol151.00 kJ / mol
0
222.8
👆🏻
Kalor tartamtu
0.18 J / (kg K)0.13 J / (kg K)
0.1
3.6
👆🏻
Graham Kapasitas kalor
27.60 J / mol · K25.10 J / mol · K
13.1
62.7
👆🏻
doyo termal
17.90 W / m · K147.00 W / m · K
0
429
👆🏻
suhu kritis
1,315.00 K2,719.00 K
26.3
3695
👆🏻
Expansion termal
9.00 μm / (m · K)6.40 μm / (m · K)
4.5
97
👆🏻
enthalpy
Enthalpy panguapan
289.00 kJ / mol799.10 kJ / mol
7.32
799.1
👆🏻
Enthalpy saka Fusion
7.50 kJ / mol35.23 kJ / mol
2.1
35.23
👆🏻
Enthalpy saka atomization
310.00 kJ / mol837.00 kJ / mol
61.5
837
👆🏻
Standard molar Entropy
57.00 J / mol.K35.50 J / mol.K
9.5
198.1
👆🏻