iridium

krom

iridium mungsuh krom

iridium

krom

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1 Tabel périodik

1.1 Symbol

1.2 Panggil Group

0 17

2.3 Panggil periode

2 7

3.3 Block

d block

3.4 Family unsur

transisi Metal

3.5 CAS Number

74398857440473

7429905 54386242

3.7 Jeneng papan Group

Fm_ 3M

3M Im_

3.8 Space Group Number

225.00229.00

11 229

5 facts

5.1 Facts Interesting

unsur Iridium occurs minangka wesi alam Platinum lan Osmium.
unsur Iridium dikenal minangka paling metal resistance karat.

Krom punika reaktif, Empu durung ketemu gratis ing alam.

Ores saka Chromites Mineral sing sumber utama saka logam Krom.

Meh 90% penyamakan kulit wis rampung karo bantuan saka krom.

5.2 sumber

Found in Minerals, Mining, Ores saka Minerals

Found in Minerals, Mining, Ores logam, Ores saka Minerals

5.3 History

5.3.1 sing katutup

Smithson Tennant

Louis Nicolas Vauquelin

5.3.2 Discovery

ing 1803

Ing Antarane 1797 - 1798

5.4 turah mbrawah

5.4.1 Turah mbrawah Ing Universe

2 * 10^-7 %1.5 * 10^-3 %

5E-09 0.11

5.5.3 Turah mbrawah Ing Sun

~0.0000002 %~0.002 %

1E-08 0.1

6.2.2 Turah mbrawah Ing meteorit

0.00 %0.30 %

1.7E-07 22

6.2.5 Turah mbrawah Ing bumi lemah ndhuwur

0.00 %0.01 %

9.9E-12 8.1

6.3.4 Turah mbrawah Ing Segara

ora Sumadhiya0.00 %

2E-23 1.1

6.4.2 Turah mbrawah Ing Manungsa

ora Sumadhiya0.00 %

1E-13 1.4

7 ulah

7.1 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.

Character length exceed error

7.1.1 Ulah Industrial

Industry automobile, Industry Listrik, Industry Elektronik

Industry automobile, Industri Kimia

7.1.3 Ulah Medical

7.1.4 Ulah liyane

wesi

7.2 Properties biologi

7.2.1 keracunan

Toxic

Highly Toxic

7.2.2 Saiki ing badan Human

7.3.2 Sang

ora Sumadhiya0.11 Sang / mg dm-3

0 1970

7.4.3 ing Bone

ora Sumadhiya0.33 ppm

0 170000

9 fisik

9.1 leleh Point

2,410.00 ° C1,857.00 ° C

27 3410

9.4 Boiling Point

4,527.00 ° C2,672.00 ° C

147 5660

9.6 katon

9.6.1 State fisik

Solid

9.6.2 warna

perak Putih

Silver

9.6.3 luster

metallic

9.7 atose

9.7.1 Mohs atose

6.508.50

0.2 8.5

9.8.3 Brinell atose

1,670.00 MPa687.00 MPa

0.14 3490

9.8.9 Vickers atose

1,760.00 MPa1,060.00 MPa

121 3430

9.10 Kacepetan swara

4,825.00 m / s5,940.00 m / s

818 16200

9.12 Properties Optical

9.12.1 bias Index

ora Sumadhiyaora Sumadhiya

1.000933 1.7229

9.12.4 reflectivity

78.00 %ora Sumadhiya

58 97

9.13 allotropes

Ora

9.13.1 α allotropes

ora Sumadhiya

9.13.2 β allotropes

ora Sumadhiya

9.13.3 γ allotropes

ora Sumadhiya

10 Kimia

10.1 Formula Kimia

10.2 isotop

10.2.1 Isotop dikenal

3421

0 38

10.3 keelektronegatifan

10.3.1 Pauling Elektronegativitas

2.201.66

0.7 2.54

10.3.5 Sanderson Elektronegativitas

ora Sumadhiya1.66

0.22 2.56

10.3.9 Allred Rochow Elektronegativitas

1.551.56

0.86 1.82

10.3.12 Mulliken-Jaffe Elektronegativitas

ora Sumadhiyaora Sumadhiya

0.62 2.48

10.3.18 Allen Elektronegativitas

1.681.65

0.659 2.7

10.4 Electropositivity

10.4.1 Pauling Electropositivity

1.802.34

1.46 3.3

10.5 tenogo ionisasi

10.5.1 Level Energy 1st

880.00 kJ / mol26,130.00 kJ / mol

375.7 26130

10.5.3 Level Energy 2

1,600.00 kJ / mol28,750.00 kJ / mol

710.2162 28750

10.5.7 Level Energy 3rd

ora Sumadhiya34,230.00 kJ / mol

1600 34230

10.5.10 Level Energy 4

ora Sumadhiya37,066.00 kJ / mol

2780 37066

10.5.14 Level Energy 5th

ora Sumadhiya97,510.00 kJ / mol

4305.2 97510

10.5.17 Level Energy 6th

ora Sumadhiya105,800.00 kJ / mol

5715.8 105800

10.5.21 tingkat Energy 7

ora Sumadhiya114,300.00 kJ / mol

7226.8 114300

10.5.24 Level Energy 8

ora Sumadhiya125,300.00 kJ / mol

8857.4 125300

10.5.27 Level Energy 9

ora Sumadhiya134,700.00 kJ / mol

14110 134700

10.5.31 Level Energy 10th

ora Sumadhiya144,300.00 kJ / mol

17100 144300

10.5.36 Level Energy 11

ora Sumadhiya26,130.00 kJ / mol

19900 169988

10.6.3 Level Energy 12

ora Sumadhiya28,750.00 kJ / mol

22219 189368

10.7.3 Level Energy 13

ora Sumadhiya34,230.00 kJ / mol

26930 76015

11.1.4 Level Energy 14

ora Sumadhiya37,066.00 kJ / mol

29196 86450

11.4.6 Level Energy 15

ora Sumadhiya97,510.00 kJ / mol

41987 97510

11.4.10 Level Energy 16

ora Sumadhiya105,800.00 kJ / mol

47206 109480

11.4.14 Level Energy 17

ora Sumadhiya114,300.00 kJ / mol

52737 122200

11.6.2 Level Energy 18

ora Sumadhiya125,300.00 kJ / mol

58570 134810

11.7.1 Level Energy 19

ora Sumadhiya134,700.00 kJ / mol

64702 148700

11.8.2 Level Energy 20

ora Sumadhiya144,300.00 kJ / mol

80400 171200

12.2.1 Level Energy 21

ora Sumadhiya157,700.00 kJ / mol

87000 179100

13.1.1 Level Energy 22

ora Sumadhiya166,090.00 kJ / mol

93400 184900

13.5.2 Level Energy 23rd

ora Sumadhiyaora Sumadhiya

98420 198800

13.9.1 Level Energy 24

ora Sumadhiyaora Sumadhiya

104400 195200

13.10.3 Level Energy 25th

ora Sumadhiyaora Sumadhiya

121900 121900

13.11.3 Level Energy 26th

ora Sumadhiyaora Sumadhiya

127700 127700

13.13.1 Level Energy 27th

ora Sumadhiyaora Sumadhiya

133800 133800

14.2.3 Level Energy 28th

ora Sumadhiyaora Sumadhiya

139800 139800

14.2.6 Level Energy 29

ora Sumadhiyaora Sumadhiya

148100 148100

14.3.2 Level Energy 30

ora Sumadhiyaora Sumadhiya

154500 154500

14.5 padha karo elektrokimia

1.14 g / amp-day0.32 g / amp-day

0.16812 8.3209

14.9 Fungsi Work elektron

4.55 eV4.50 eV

2.14 5.65

14.12 Properties Kimia liyane

kebakar, ionisasi, Isotop radioaktif, Radioaktif

anti Corrosion, Kimia Stabilitas, ionisasi, Isotop radioaktif, kelarutan

15 atom

15.1 Panggil atom

7724

3 117

15.7 Konfigurasi elektron

[Xe] 4F ¹⁴ 5d ⁷ 6s ²

[Ar] 3d ⁵ 4s ¹

15.8 Struktur Crystal

Face tengah kubik (FCC)

Body tengah kubik (Bcc)

15.8.1 Crystal pola

15.9 atom

15.9.1 Jumlah proton

7424

3 117

16.1.2 Jumlah Neutron

11028

4 184

16.3.2 Jumlah Èlèktron

7424

3 117

18.3 Radius saka Atom

18.3.1 Radius atom

136.00 pm128.00 pm

112 265

18.5.3 kovalen Radius

141.00 pm139.00 pm

96 260

18.7.2 Van der Waals Radius

202.00 pm200.00 pm

139 348

18.9 Bobot atom

192.22 Amu52.00 Amu

6.94 294

19.2 Volume atom

9.53 cm3 / mol7.23 cm3 / mol

1.39 71.07

19.5 Nomer atom jejer

19.5.1 unsur Previous

19.5.2 Sabanjure unsur

19.6 Potensi Valence Electron

140.00 (-eV)170.00 (-eV)

8 392.42

20.2 Constant pola

383.90 pm291.00 pm

228.58 891.25

20.4 pola Angles

π/2, π/2, π/2

20.5 Pola C / A rasio

ora Sumadhiyaora Sumadhiya

1.567 1.886

21 Teknik

21.1 Kapadhetan

21.1.1 Kapadhetan Ing suhu kamar

22.56 g / cm ³7.19 g / cm ³

0.534 40.7

21.3.2 Kapadhetan Nalika Liquid (ing mp)

19.00 g / cm36.30 g / cm3

0.512 20

22.2 Strength tensile

2,000.00 MPa689.00 MPa

2.5 11000

22.3 viskositas

ora Sumadhiyaora Sumadhiya

0.001526 0.001526

23.2 meksa beluk

23.2.1 Meksa beluk ing 1000 K

ora Sumadhiya0.00 (Pa)

2.47E-11 121

23.4.3 Meksa beluk ing 2000 K

0.00 (Pa)774.00 (Pa)

2.62E-10 774

23.5 situs kelenturan

23.5.1 nyukur pengaturan

210.00 GPA115.00 GPA

1.3 222

23.6.2 pengaturan akeh

320.00 GPA160.00 GPA

1.6 462

23.8.1 Young kang pengaturan

528.00 GPA279.00 GPA

1.7 528

24.3 Poisson rasio

0.260.21

0.032 0.47

24.5 Properties Teknik liyane

25 Magnetic

25.1 Ciri Magnetic

25.1.1 Gravitasi tartamtu

21.787.19

0.53 4500

25.2.1 Nindakake Magnetic

paramagnetic

Antiferromagnetic

25.2.2 permeabilitas

ora Sumadhiyaora Sumadhiya

1.25643E-06 0.0063

25.2.4 kelemahan

ora Sumadhiyaora Sumadhiya

-0.000166 200000

25.5 Properties Listrik

25.5.1 Property Listrik

Arman

25.5.2 resistivity

47.10 nΩ · m125.00 nΩ · m

0.18 961

25.6.1 konduktivitas listrik

0.19 10 ⁶ / cm Ω0.08 10 ⁶ / cm Ω

0.00666 0.63

25.7.2 elektron Affinity

151.00 kJ / mol64.30 kJ / mol

0 222.8

26 termal

26.1 Kalor tartamtu

0.13 J / (kg K)0.45 J / (kg K)

0.11 3.6

26.2 Graham Kapasitas kalor

25.10 J / mol · K23.35 J / mol · K

16.443 62.7

26.4 doyo termal

147.00 W / m · K93.90 W / m · K

6.3 429

26.5 suhu kritis

ora Sumadhiyaora Sumadhiya

26.3 3223

26.6 Expansion termal

6.40 μm / (m · K)4.90 μm / (m · K)

4.5 97

26.7 enthalpy

26.7.1 Enthalpy panguapan

799.10 kJ / mol348.80 kJ / mol

7.32 799.1

26.7.2 Enthalpy saka Fusion

35.23 kJ / mol15.31 kJ / mol

2.1 35.23

26.7.3 Enthalpy saka atomization

837.00 kJ / mol397.50 kJ / mol

61.5 837

26.8 Standard molar Entropy

35.50 J / mol.K23.80 J / mol.K

9.5 198.1

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