Platinum mungsuh iridium

Platinum

iridium

iridium mungsuh Platinum

Tabel périodik

Symbol

Panggil Group

Panggil periode

Block

d block

Family unsur

transisi Metal

CAS Number

7440064

99+

7439885

99+

Jeneng papan Group

Fm_ 3M

Space Group Number

225.00

facts

Facts Interesting

Platinum punika logam paling langka saka kategori logam larang regane ..
Iklan Platinum diprodhuksi minangka prodhuk sampingan ores saka nikel.

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

sumber

Mining, Ores logam, Ores saka Minerals

Found in Minerals, Mining, Ores saka Minerals

History

sing katutup

Antonio de Ulloa

Smithson Tennant

Discovery

ing 1735

ing 1803

turah mbrawah

Turah mbrawah Ing Universe

5 * 10^-7 %

2 * 10^-7 %

Turah mbrawah Ing Sun

~0.0000009 %

~0.0000002 %

Turah mbrawah Ing meteorit

0.00 %

Turah mbrawah Ing bumi lemah ndhuwur

0.00 %

99+

0.00 %

99+

ulah

Ulah lan Wuku

Platinum logam utamané dipigunakaké ing perhiasan.
Platinum digunakake minangka katalis industri ing asam nitrat, silikon lan benzena.

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 Aerospace, Industri Kimia

Industry automobile, Industry Listrik, Industry Elektronik

Ulah Medical

Dentistry, Industry Pharmaceutical, Surgical Instruments Manufacturing

Ulah liyane

wesi, bullion, koin, Jewellery, patung, Statues

wesi

Properties biologi

keracunan

non Toxic

Toxic

Saiki ing badan Human

Ora

fisik Properties

leleh Point

1,772.00 ° C

2,410.00 ° C

Boiling Point

3,827.00 ° C

4,527.00 ° C

katon

State fisik

Solid

warna

perak Putih

luster

metallic

atose

Mohs atose

3.50

6.50

Brinell atose

300.00 MPa

1,670.00 MPa

Vickers atose

400.00 MPa

1,760.00 MPa

Kacepetan swara

2,800.00 m / s

4,825.00 m / s

Properties Optical

reflectivity

73.00 %

78.00 %

allotropes

Ora

α allotropes

ora Sumadhiya

β allotropes

ora Sumadhiya

γ allotropes

ora Sumadhiya

Kimia Properties

Formula Kimia

isotop

Isotop dikenal

keelektronegatifan

Pauling Elektronegativitas

2.28

2.20

Allred Rochow Elektronegativitas

1.44

1.55

Allen Elektronegativitas

1.72

1.68

Electropositivity

Pauling Electropositivity

1.72

99+

1.80

99+

tenogo ionisasi

Level Energy 1st

870.00 kJ / mol

880.00 kJ / mol

Level Energy 2

1,791.00 kJ / mol

1,600.00 kJ / mol

padha karo elektrokimia

1.82 g / amp-day

1.14 g / amp-day

99+

Fungsi Work elektron

5.65 eV

4.55 eV

Properties Kimia liyane

Kimia Stabilitas, anti Corrosion, ionisasi

kebakar, ionisasi, Isotop radioaktif, Radioaktif

atom Properties

Panggil atom

Konfigurasi elektron

[Xe] 4F ¹⁴ 5d ⁹ 6s ¹

[Xe] 4F ¹⁴ 5d ⁷ 6s ²

Struktur Crystal

Face tengah kubik (FCC)

Crystal pola

FCC-Crystal-Structure-of-Platinum.jpg#100

FCC-Crystal-Structure-of-Iridium.jpg#100

atom

Jumlah proton

99+

Jumlah Neutron

117

110

Jumlah Èlèktron

99+

Radius saka Atom

Radius atom

139.00 pm

136.00 pm

99+

kovalen Radius

136.00 pm

99+

141.00 pm

99+

Van der Waals Radius

175.00 pm

202.00 pm

Bobot atom

47.87 Amu

99+

192.22 Amu

Volume atom

9.09 cm3 / mol

99+

9.53 cm3 / mol

99+

Nomer atom jejer

unsur Previous

Sabanjure unsur

Potensi Valence Electron

392.42 (-eV)

140.00 (-eV)

Constant pola

392.42 pm

383.90 pm

pola Angles

π/2, π/2, π/2

Pola C / A rasio

ora Sumadhiya

Teknik Properties

Kapadhetan

Kapadhetan Ing suhu kamar

21.45 g / cm ³

22.56 g / cm ³

Kapadhetan Nalika Liquid (ing mp)

19.77 g / cm3

19.00 g / cm3

Strength tensile

125.00 MPa

2,000.00 MPa

viskositas

ora Sumadhiya

meksa beluk

Meksa beluk ing 2000 K

0.07 (Pa)

0.00 (Pa)

situs kelenturan

nyukur pengaturan

61.00 GPA

210.00 GPA

pengaturan akeh

230.00 GPA

320.00 GPA

Young kang pengaturan

168.00 GPA

528.00 GPA

Poisson rasio

0.38

0.26

Properties Teknik liyane

ductile, malleable

Magnetic Properties

Ciri Magnetic

Gravitasi tartamtu

21.45

21.78

Nindakake Magnetic

paramagnetic

permeabilitas

0.00 H / m

ora Sumadhiya

Properties Listrik

Property Listrik

Arman

resistivity

105.00 nΩ · m

47.10 nΩ · m

99+

konduktivitas listrik

0.10 10 ⁶ / cm Ω

0.19 10 ⁶ / cm Ω

elektron Affinity

205.30 kJ / mol

151.00 kJ / mol

termal Properties

Kalor tartamtu

0.13 J / (kg K)

Graham Kapasitas kalor

25.86 J / mol · K

25.10 J / mol · K

99+

doyo termal

71.60 W / m · K

147.00 W / m · K

suhu kritis

ora Sumadhiya

Expansion termal

8.80 μm / (m · K)

99+

6.40 μm / (m · K)

99+

enthalpy

Enthalpy panguapan

510.50 kJ / mol

799.10 kJ / mol

Enthalpy saka Fusion

19.70 kJ / mol

35.23 kJ / mol

Enthalpy saka atomization

565.00 kJ / mol

837.00 kJ / mol

Standard molar Entropy

41.60 J / mol.K

35.50 J / mol.K

99+

Tabel périodik >>

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