Neodymium

Holmium

Neodymium mungsuh Holmium

Neodymium

Holmium

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1 Tabel périodik

1.1 Symbol

1.2 Panggil Group

1ora Sumadhiya

0 17

1.3 Panggil periode

2 7

1.4 Block

pemblokiran f

1.5 Family unsur

lanthanide

1.6 CAS Number

74400087440600

7429905 54386242

1.7 Jeneng papan Group

P63 / mmc

1.8 Space Group Number

194.00194.00

11 229

2 facts

2.1 Facts Interesting

Neodymium ora ketemu gratis ing alam, Empu iku ora logam native.
metal Neodymium ditemokaké ing mineral Monazite lan bastnaesite.

metal Holmium sanget alus lan malleable.
metal Holmium uga dikenal kanggo resistivity sawijining karat.

2.2 sumber

Found in Minerals, Mining

Found in Minerals, Mining, Ores saka Minerals

2.3 History

2.3.1 sing katutup

Carl Auer von Welsbach

Marc Delafontaine

2.3.2 Discovery

ing taun 1885

ing taun 1878

2.4 turah mbrawah

2.4.1 Turah mbrawah Ing Universe

1 * 10^-6 %5 * 10^-8 %

5E-09 0.11

2.4.2 Turah mbrawah Ing Sun

~0.0000003 %~-9999 %

1E-08 0.1

2.4.3 Turah mbrawah Ing meteorit

0.00 %0.00 %

1.7E-07 22

2.4.4 Turah mbrawah Ing bumi lemah ndhuwur

0.00 %0.00 %

9.9E-12 8.1

2.4.5 Turah mbrawah Ing Segara

0.00 %0.00 %

2E-23 1.1

2.4.6 Turah mbrawah Ing Manungsa

ora Sumadhiyaora Sumadhiya

1E-13 1.4

3 ulah

3.1 Ulah lan Wuku

alloy Neodymium-Iron-boron digunakake kanggo nggawe wesi sembrani permanen.
Kang digunakake ing Mikrofon, Mp3 pamuter, speaker, telpon seluler, etc.

metal Holmium duwe kemampuan kanggo nresep neutron, supaya logam iki digunakake ing reaktor nuklir kanggo njaga reaksi berantai saka unsur ing kontrol.
Wesi saka Holmium digunakake kanggo gawé Magnet.

3.1.1 Ulah Industrial

Industry Aerospace, Industry Listrik, Industry Elektronik

3.1.2 Ulah Medical

3.1.3 Ulah liyane

wesi

wesi, Nuclear Riset

3.2 Properties biologi

3.2.1 keracunan

non Toxic

Low Toxic

3.2.2 Saiki ing badan Human

Ora

3.2.3 Sang

ora Sumadhiyaora Sumadhiya

0 1970

3.2.4 ing Bone

ora Sumadhiyaora Sumadhiya

0 170000

4 fisik

4.1 leleh Point

1,010.00 ° C1,461.00 ° C

27 3410

4.2 Boiling Point

3,127.00 ° C2,600.00 ° C

147 5660

4.3 katon

4.3.1 State fisik

Solid

4.3.2 warna

perak Putih

4.3.3 luster

metallic

4.4 atose

4.4.1 Mohs atose

ora Sumadhiyaora Sumadhiya

0.2 8.5

4.4.2 Brinell atose

265.00 MPa746.00 MPa

0.14 3490

4.4.3 Vickers atose

345.00 MPa481.00 MPa

121 3430

4.5 Kacepetan swara

2,330.00 m / s2,760.00 m / s

818 16200

4.6 Properties Optical

4.6.1 bias Index

ora Sumadhiyaora Sumadhiya

1.000933 1.7229

4.6.2 reflectivity

ora Sumadhiyaora Sumadhiya

58 97

4.7 allotropes

Ora

4.7.1 α allotropes

ora Sumadhiya

4.7.2 β allotropes

ora Sumadhiya

4.7.3 γ allotropes

ora Sumadhiya

5 Kimia

5.1 Formula Kimia

5.2 isotop

5.2.1 Isotop dikenal

3034

0 38

5.3 keelektronegatifan

5.3.1 Pauling Elektronegativitas

1.141.23

0.7 2.54

5.3.2 Sanderson Elektronegativitas

ora Sumadhiyaora Sumadhiya

0.22 2.56

5.3.3 Allred Rochow Elektronegativitas

1.071.10

0.86 1.82

5.3.4 Mulliken-Jaffe Elektronegativitas

ora Sumadhiyaora Sumadhiya

0.62 2.48

5.3.5 Allen Elektronegativitas

ora Sumadhiyaora Sumadhiya

0.659 2.7

5.4 Electropositivity

5.4.1 Pauling Electropositivity

2.862.77

1.46 3.3

5.5 tenogo ionisasi

5.5.1 Level Energy 1st

533.10 kJ / mol581.00 kJ / mol

375.7 26130

5.5.2 Level Energy 2

1,040.00 kJ / mol1,140.00 kJ / mol

710.2162 28750

5.5.3 Level Energy 3rd

2,130.00 kJ / mol2,204.00 kJ / mol

1600 34230

5.5.4 Level Energy 4

3,900.00 kJ / mol4,100.00 kJ / mol

2780 37066

5.5.5 Level Energy 5th

ora Sumadhiyaora Sumadhiya

4305.2 97510

5.5.6 Level Energy 6th

ora Sumadhiyaora Sumadhiya

5715.8 105800

5.5.7 tingkat Energy 7

ora Sumadhiyaora Sumadhiya

7226.8 114300

5.5.8 Level Energy 8

ora Sumadhiyaora Sumadhiya

8857.4 125300

5.5.9 Level Energy 9

ora Sumadhiyaora Sumadhiya

14110 134700

5.5.10 Level Energy 10th

ora Sumadhiyaora Sumadhiya

17100 144300

5.5.11 Level Energy 11

ora Sumadhiyaora Sumadhiya

19900 169988

5.5.12 Level Energy 12

ora Sumadhiyaora Sumadhiya

22219 189368

5.5.13 Level Energy 13

ora Sumadhiyaora Sumadhiya

26930 76015

5.5.14 Level Energy 14

ora Sumadhiyaora Sumadhiya

29196 86450

5.5.15 Level Energy 15

ora Sumadhiyaora Sumadhiya

41987 97510

5.5.16 Level Energy 16

ora Sumadhiyaora Sumadhiya

47206 109480

5.5.17 Level Energy 17

ora Sumadhiyaora Sumadhiya

52737 122200

5.5.18 Level Energy 18

ora Sumadhiyaora Sumadhiya

58570 134810

5.5.19 Level Energy 19

ora Sumadhiyaora Sumadhiya

64702 148700

5.5.20 Level Energy 20

ora Sumadhiyaora Sumadhiya

80400 171200

5.5.21 Level Energy 21

ora Sumadhiyaora Sumadhiya

87000 179100

5.5.22 Level Energy 22

ora Sumadhiyaora Sumadhiya

93400 184900

5.5.23 Level Energy 23rd

ora Sumadhiyaora Sumadhiya

98420 198800

5.5.24 Level Energy 24

ora Sumadhiyaora Sumadhiya

104400 195200

5.5.25 Level Energy 25th

ora Sumadhiyaora Sumadhiya

121900 121900

5.5.26 Level Energy 26th

ora Sumadhiyaora Sumadhiya

127700 127700

5.5.27 Level Energy 27th

ora Sumadhiyaora Sumadhiya

133800 133800

5.5.28 Level Energy 28th

ora Sumadhiyaora Sumadhiya

139800 139800

5.5.29 Level Energy 29

ora Sumadhiyaora Sumadhiya

148100 148100

5.5.30 Level Energy 30

ora Sumadhiyaora Sumadhiya

154500 154500

5.6 padha karo elektrokimia

1.79 g / amp-day2.02 g / amp-day

0.16812 8.3209

5.7 Fungsi Work elektron

3.20 eVora Sumadhiya

2.14 5.65

5.8 Properties Kimia liyane

Kimia Stabilitas, Corrosion, kebakar, ionisasi

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

6 atom

6.1 Panggil atom

6067

3 117

6.2 Konfigurasi elektron

[Xe] 4F ⁴ 6s ²

[Xe] 4F ¹¹ 6s ²

6.3 Struktur Crystal

Double Hexagonal Tutup dikempalken (DHCP)

Hexagonal Tutup dikempalken (HCP)

6.3.1 Crystal pola

6.4 atom

6.4.1 Jumlah proton

6067

3 117

6.4.2 Jumlah Neutron

8498

4 184

6.4.3 Jumlah Èlèktron

6067

3 117

6.5 Radius saka Atom

6.5.1 Radius atom

181.00 pm176.00 pm

112 265

6.5.2 kovalen Radius

201.00 pm192.00 pm

96 260

6.5.3 Van der Waals Radius

229.00 pm216.00 pm

139 348

6.6 Bobot atom

144.24 Amu164.93 Amu

6.94 294

6.7 Volume atom

20.60 cm3 / mol18.70 cm3 / mol

1.39 71.07

6.8 Nomer atom jejer

6.8.1 unsur Previous

6.8.2 Sabanjure unsur

6.9 Potensi Valence Electron

43.40 (-eV)47.90 (-eV)

8 392.42

6.10 Constant pola

365.80 pm357.73 pm

228.58 891.25

6.11 pola Angles

π/2, π/2, 2 π/3

6.12 Pola C / A rasio

1.611.57

1.567 1.886

7 Teknik

7.1 Kapadhetan

7.1.1 Kapadhetan Ing suhu kamar

7.01 g / cm ³8.79 g / cm ³

0.534 40.7

7.1.2 Kapadhetan Nalika Liquid (ing mp)

6.89 g / cm38.34 g / cm3

0.512 20

7.2 Strength tensile

ora Sumadhiyaora Sumadhiya

2.5 11000

7.3 viskositas

ora Sumadhiyaora Sumadhiya

0.001526 0.001526

7.4 meksa beluk

7.4.1 Meksa beluk ing 1000 K

0.00 (Pa)0.00 (Pa)

2.47E-11 121

7.4.2 Meksa beluk ing 2000 K

101.00 (Pa)ora Sumadhiya

2.62E-10 774

1.2 situs kelenturan

1.2.1 nyukur pengaturan

16.30 GPA26.30 GPA

1.3 222

1.3.1 pengaturan akeh

31.80 GPA40.20 GPA

1.6 462

1.5.2 Young kang pengaturan

41.40 GPA64.80 GPA

1.7 528

1.6 Poisson rasio

0.280.23

0.032 0.47

1.7 Properties Teknik liyane

ductile, malleable, Sectile

2 Magnetic

2.1 Ciri Magnetic

2.1.1 Gravitasi tartamtu

7.008.80

0.53 4500

2.1.3 Nindakake Magnetic

paramagnetic

2.1.4 permeabilitas

ora Sumadhiyaora Sumadhiya

1.25643E-06 0.0063

2.2.1 kelemahan

ora Sumadhiyaora Sumadhiya

-0.000166 200000

2.3 Properties Listrik

2.3.1 Property Listrik

Arman

2.3.2 resistivity

643.00 nΩ · m814.00 nΩ · m

0.18 961

2.4.3 konduktivitas listrik

0.02 10 ⁶ / cm Ω0.01 10 ⁶ / cm Ω

0.00666 0.63

2.5.4 elektron Affinity

50.00 kJ / mol50.00 kJ / mol

0 222.8

3 termal

3.1 Kalor tartamtu

0.19 J / (kg K)0.16 J / (kg K)

0.11 3.6

3.2 Graham Kapasitas kalor

27.45 J / mol · K27.15 J / mol · K

16.443 62.7

3.3 doyo termal

16.50 W / m · K16.20 W / m · K

6.3 429

3.4 suhu kritis

ora Sumadhiyaora Sumadhiya

26.3 3223

3.5 Expansion termal

9.60 μm / (m · K)11.20 μm / (m · K)

4.5 97

3.6 enthalpy

3.6.1 Enthalpy panguapan

273.00 kJ / mol241.00 kJ / mol

7.32 799.1

3.6.2 Enthalpy saka Fusion

7.14 kJ / mol11.76 kJ / mol

2.1 35.23

3.6.3 Enthalpy saka atomization

322.00 kJ / mol301.00 kJ / mol

61.5 837

3.7 Standard molar Entropy

71.50 J / mol.K75.30 J / mol.K

9.5 198.1

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