Niobium

tantalum

mbandhingaké Niobium lan tantalum

Niobium

tantalum

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1 Tabel périodik

1.1 Symbol

1.2 Panggil Group

0 17

1.3 Panggil periode

2 7

1.4 Block

d block

1.5 Family unsur

transisi Metal

1.6 CAS Number

74400317440257

7429905 54386242

1.9 Jeneng papan Group

3M Im_

1.10 Space Group Number

229.00229.00

11 229

2 facts

2.1 Facts Interesting

metal Niobium iki digunakake kanggo njaluk disebut Columbium ing past.
metal Niobium ketemu ing alam bebas (turah mbrawah).

Tantalum logam dikenal minangka resistance karat.
Tantalum logam bisa gampang fabricated lan Punika dirijen apik saka panas lan listrik.

2.2 sumber

Miturut-produk saka Tin Extraction, Found in Minerals, Mining, Ores saka Minerals

Found in Minerals, Mining, Ores saka Minerals

2.3 History

2.3.1 sing katutup

Charles Hatchett

Anders Gustaf Ekeberg

2.3.2 Discovery

ing taun 1801

ing taun 1802

2.4 turah mbrawah

2.4.1 Turah mbrawah Ing Universe

2 * 10^-7 %8 * 10^-9 %

5E-09 0.11

2.4.7 Turah mbrawah Ing Sun

~0.0000004 %~-9999 %

1E-08 0.1

2.4.13 Turah mbrawah Ing meteorit

0.00 %0.00 %

1.7E-07 22

2.4.21 Turah mbrawah Ing bumi lemah ndhuwur

0.00 %0.00 %

9.9E-12 8.1

2.4.29 Turah mbrawah Ing Segara

0.00 %0.00 %

2E-23 1.1

2.4.35 Turah mbrawah Ing Manungsa

ora Sumadhiyaora Sumadhiya

1E-13 1.4

3 ulah

3.1 Ulah lan Wuku

Character length exceed error

3.1.1 Ulah Industrial

Industry Aerospace, Industry amunisi, Industry Listrik, Industry Elektronik

Industry Listrik, Industry Elektronik

3.1.2 Ulah Medical

3.1.3 Ulah liyane

wesi

3.2 Properties biologi

3.2.1 keracunan

Low Toxic

3.2.2 Saiki ing badan Human

3.2.3 Sang

0.01 Sang / mg dm-3ora Sumadhiya

0 1970

3.2.7 ing Bone

0.07 ppm0.03 ppm

0 170000

4 fisik

4.1 leleh Point

2,468.00 ° C2,996.00 ° C

27 3410

4.2 Boiling Point

2,468.00 ° C5,425.00 ° C

147 5660

4.3 katon

4.3.1 State fisik

Solid

4.3.2 warna

Gray

Gray Blue

4.3.3 luster

metallic

4.4 atose

4.4.1 Mohs atose

6.006.50

0.2 8.5

4.5.3 Brinell atose

735.00 MPa440.00 MPa

0.14 3490

4.5.7 Vickers atose

870.00 MPa870.00 MPa

121 3430

4.7 Kacepetan swara

3,480.00 m / s3,400.00 m / s

818 16200

4.8 Properties Optical

4.8.1 bias Index

ora Sumadhiyaora Sumadhiya

1.000933 1.7229

5.1.2 reflectivity

ora Sumadhiya78.00 %

58 97

5.2 allotropes

Ora

5.2.1 α allotropes

ora Sumadhiya

5.2.2 β allotropes

ora Sumadhiya

5.2.3 γ allotropes

ora Sumadhiya

6 Kimia

6.1 Formula Kimia

6.2 isotop

6.2.1 Isotop dikenal

1731

0 38

6.7 keelektronegatifan

6.7.1 Pauling Elektronegativitas

1.601.50

0.7 2.54

6.7.4 Sanderson Elektronegativitas

1.42ora Sumadhiya

0.22 2.56

6.8.1 Allred Rochow Elektronegativitas

1.231.33

0.86 1.82

6.8.5 Mulliken-Jaffe Elektronegativitas

ora Sumadhiyaora Sumadhiya

0.62 2.48

6.9.2 Allen Elektronegativitas

1.411.34

0.659 2.7

7.2 Electropositivity

7.2.1 Pauling Electropositivity

2.402.50

1.46 3.3

7.3 tenogo ionisasi

7.3.1 Level Energy 1st

652.10 kJ / mol761.00 kJ / mol

375.7 26130

7.7.3 Level Energy 2

1,380.00 kJ / mol1,500.00 kJ / mol

710.2162 28750

7.8.1 Level Energy 3rd

2,416.00 kJ / molora Sumadhiya

1600 34230

7.10.1 Level Energy 4

3,700.00 kJ / molora Sumadhiya

2780 37066

7.12.2 Level Energy 5th

4,877.00 kJ / molora Sumadhiya

4305.2 97510

8.2.2 Level Energy 6th

9,847.00 kJ / molora Sumadhiya

5715.8 105800

8.8.1 tingkat Energy 7

12,100.00 kJ / molora Sumadhiya

7226.8 114300

9.1.2 Level Energy 8

ora Sumadhiyaora Sumadhiya

8857.4 125300

9.2.1 Level Energy 9

ora Sumadhiyaora Sumadhiya

14110 134700

9.3.3 Level Energy 10th

ora Sumadhiyaora Sumadhiya

17100 144300

10.2.2 Level Energy 11

ora Sumadhiyaora Sumadhiya

19900 169988

10.7.4 Level Energy 12

ora Sumadhiyaora Sumadhiya

22219 189368

10.8.3 Level Energy 13

ora Sumadhiyaora Sumadhiya

26930 76015

10.11.2 Level Energy 14

ora Sumadhiyaora Sumadhiya

29196 86450

10.12.1 Level Energy 15

ora Sumadhiyaora Sumadhiya

41987 97510

10.13.1 Level Energy 16

ora Sumadhiyaora Sumadhiya

47206 109480

10.13.3 Level Energy 17

ora Sumadhiyaora Sumadhiya

52737 122200

10.17.1 Level Energy 18

ora Sumadhiyaora Sumadhiya

58570 134810

11.1.3 Level Energy 19

ora Sumadhiyaora Sumadhiya

64702 148700

11.2.3 Level Energy 20

ora Sumadhiyaora Sumadhiya

80400 171200

11.3.2 Level Energy 21

ora Sumadhiyaora Sumadhiya

87000 179100

11.3.3 Level Energy 22

ora Sumadhiyaora Sumadhiya

93400 184900

11.6.1 Level Energy 23rd

ora Sumadhiyaora Sumadhiya

98420 198800

11.7.1 Level Energy 24

ora Sumadhiyaora Sumadhiya

104400 195200

12.1.2 Level Energy 25th

ora Sumadhiyaora Sumadhiya

121900 121900

13.1.2 Level Energy 26th

ora Sumadhiyaora Sumadhiya

127700 127700

13.1.4 Level Energy 27th

ora Sumadhiyaora Sumadhiya

133800 133800

14.1.1 Level Energy 28th

ora Sumadhiyaora Sumadhiya

139800 139800

14.2.1 Level Energy 29

ora Sumadhiyaora Sumadhiya

148100 148100

14.4.1 Level Energy 30

ora Sumadhiyaora Sumadhiya

154500 154500

14.8 padha karo elektrokimia

0.69 g / amp-day1.35 g / amp-day

0.16812 8.3209

14.12 Fungsi Work elektron

4.30 eV4.25 eV

2.14 5.65

15.5 Properties Kimia liyane

anti Corrosion, ionisasi, Isotop radioaktif, kelarutan

anti Corrosion, ionisasi, Isotop radioaktif, Radioaktif, kelarutan

16 atom

16.1 Panggil atom

4173

3 117

16.4 Konfigurasi elektron

[Kr] 4d ⁴ 5S ¹

[Xe] 4F ¹⁴ 5d ³ 6s ²

16.5 Struktur Crystal

Body tengah kubik (Bcc)

16.5.1 Crystal pola

16.6 atom

16.6.1 Jumlah proton

4173

3 117

16.8.2 Jumlah Neutron

52108

4 184

16.11.4 Jumlah Èlèktron

4173

3 117

17.3 Radius saka Atom

17.3.1 Radius atom

146.00 pm146.00 pm

112 265

17.3.4 kovalen Radius

164.00 pm170.00 pm

96 260

17.4.1 Van der Waals Radius

200.00 pm200.00 pm

139 348

18.2 Bobot atom

92.91 Amu180.95 Amu

6.94 294

19.2 Volume atom

10.87 cm3 / mol10.90 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

104.00 (-eV)110.00 (-eV)

8 392.42

20.2 Constant pola

330.04 pm330.13 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

22 Teknik

22.1 Kapadhetan

22.1.1 Kapadhetan Ing suhu kamar

8.57 g / cm ³16.69 g / cm ³

0.534 40.7

23.3.1 Kapadhetan Nalika Liquid (ing mp)

ora Sumadhiya15.00 g / cm3

0.512 20

23.7 Strength tensile

330.00 MPaora Sumadhiya

2.5 11000

23.10 viskositas

ora Sumadhiyaora Sumadhiya

0.001526 0.001526

23.13 meksa beluk

23.13.1 Meksa beluk ing 1000 K

ora Sumadhiyaora Sumadhiya

2.47E-11 121

23.14.3 Meksa beluk ing 2000 K

0.00 (Pa)0.00 (Pa)

2.62E-10 774

23.16 situs kelenturan

23.16.1 nyukur pengaturan

38.00 GPA69.00 GPA

1.3 222

1.2.1 pengaturan akeh

170.00 GPA200.00 GPA

1.6 462

1.6.1 Young kang pengaturan

105.00 GPA186.00 GPA

1.7 528

1.12 Poisson rasio

0.400.34

0.032 0.47

3.4 Properties Teknik liyane

ductile, malleable

ductile

4 Magnetic

4.1 Ciri Magnetic

4.1.1 Gravitasi tartamtu

8.5716.65

0.53 4500

4.1.4 Nindakake Magnetic

paramagnetic

4.1.5 permeabilitas

ora Sumadhiyaora Sumadhiya

1.25643E-06 0.0063

4.1.8 kelemahan

ora Sumadhiyaora Sumadhiya

-0.000166 200000

4.2 Properties Listrik

4.2.1 Property Listrik

Arman

4.2.2 resistivity

152.00 nΩ · m131.00 nΩ · m

0.18 961

4.2.6 konduktivitas listrik

0.07 10 ⁶ / cm Ω0.08 10 ⁶ / cm Ω

0.00666 0.63

5.2.4 elektron Affinity

86.10 kJ / mol31.00 kJ / mol

0 222.8

8 termal

8.1 Kalor tartamtu

0.26 J / (kg K)0.14 J / (kg K)

0.11 3.6

9.2 Graham Kapasitas kalor

24.60 J / mol · K25.36 J / mol · K

16.443 62.7

9.5 doyo termal

53.70 W / m · K57.50 W / m · K

6.3 429

9.7 suhu kritis

ora Sumadhiyaora Sumadhiya

26.3 3223

9.11 Expansion termal

7.30 μm / (m · K)6.30 μm / (m · K)

4.5 97

9.13 enthalpy

9.13.1 Enthalpy panguapan

696.60 kJ / mol753.10 kJ / mol

7.32 799.1

10.2.2 Enthalpy saka Fusion

27.20 kJ / mol31.40 kJ / mol

2.1 35.23

10.4.2 Enthalpy saka atomization

745.00 kJ / mol782.00 kJ / mol

61.5 837

11.3 Standard molar Entropy

36.40 J / mol.K41.50 J / mol.K

9.5 198.1

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