Scandium

krom

Scandium mungsuh krom

Scandium

krom

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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

74402027440473

7429905 54386242

1.7 Jeneng papan Group

P63 / mmc

3M Im_

1.8 Space Group Number

194.00229.00

11 229

2 facts

2.1 Facts Interesting

Scandium dikenal minangka salah siji saka unsur bumi.
metal Scandium ditemokake ing mineral langka disebut wolframite.

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.

2.2 sumber

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

2.3 History

2.3.1 sing katutup

Lars Fredrik Nilson

Louis Nicolas Vauquelin

2.3.2 Discovery

ing taun 1879

Ing Antarane 1797 - 1798

2.4 turah mbrawah

2.4.1 Turah mbrawah Ing Universe

3 * 10^-6 %1.5 * 10^-3 %

5E-09 0.11

2.4.2 Turah mbrawah Ing Sun

~0.000004 %~0.002 %

1E-08 0.1

2.4.3 Turah mbrawah Ing meteorit

0.00 %0.30 %

1.7E-07 22

2.4.4 Turah mbrawah Ing bumi lemah ndhuwur

0.00 %0.01 %

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 Sumadhiya0.00 %

1E-13 1.4

3 ulah

3.1 Ulah lan Wuku

Character length exceed error

3.1.1 Ulah Industrial

Industry Listrik, Industry Elektronik

Industry automobile, Industri Kimia

3.1.2 Ulah Medical

3.1.3 Ulah liyane

wesi

3.2 Properties biologi

3.2.1 keracunan

non Toxic

Highly Toxic

3.2.2 Saiki ing badan Human

3.2.3 Sang

0.01 Sang / mg dm-30.11 Sang / mg dm-3

0 1970

3.2.4 ing Bone

0.00 ppm0.33 ppm

0 170000

4 fisik

4.1 leleh Point

1,539.00 ° C1,857.00 ° C

27 3410

4.2 Boiling Point

2,832.00 ° C2,672.00 ° C

147 5660

4.3 katon

4.3.1 State fisik

Solid

4.3.2 warna

perak Putih

Silver

4.3.3 luster

lustrous

metallic

4.4 atose

4.4.1 Mohs atose

ora Sumadhiya8.50

0.2 8.5

4.4.2 Brinell atose

750.00 MPa687.00 MPa

0.14 3490

4.4.3 Vickers atose

ora Sumadhiya1,060.00 MPa

121 3430

4.5 Kacepetan swara

ora Sumadhiya5,940.00 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

1321

0 38

5.3 keelektronegatifan

5.3.1 Pauling Elektronegativitas

1.361.66

0.7 2.54

5.3.2 Sanderson Elektronegativitas

1.021.66

0.22 2.56

5.3.3 Allred Rochow Elektronegativitas

1.201.56

0.86 1.82

5.3.4 Mulliken-Jaffe Elektronegativitas

ora Sumadhiyaora Sumadhiya

0.62 2.48

5.3.5 Allen Elektronegativitas

1.191.65

0.659 2.7

5.4 Electropositivity

5.4.1 Pauling Electropositivity

2.642.34

1.46 3.3

5.5 tenogo ionisasi

5.5.1 Level Energy 1st

633.10 kJ / mol26,130.00 kJ / mol

375.7 26130

5.5.2 Level Energy 2

1,235.00 kJ / mol28,750.00 kJ / mol

710.2162 28750

5.5.3 Level Energy 3rd

2,388.60 kJ / mol34,230.00 kJ / mol

1600 34230

5.5.4 Level Energy 4

7,090.60 kJ / mol37,066.00 kJ / mol

2780 37066

5.5.5 Level Energy 5th

8,843.00 kJ / mol97,510.00 kJ / mol

4305.2 97510

5.5.6 Level Energy 6th

10,679.00 kJ / mol105,800.00 kJ / mol

5715.8 105800

5.5.7 tingkat Energy 7

13,310.00 kJ / mol114,300.00 kJ / mol

7226.8 114300

5.5.8 Level Energy 8

15,250.00 kJ / mol125,300.00 kJ / mol

8857.4 125300

5.5.9 Level Energy 9

17,370.00 kJ / mol134,700.00 kJ / mol

14110 134700

5.5.10 Level Energy 10th

21,726.00 kJ / mol144,300.00 kJ / mol

17100 144300

5.5.11 Level Energy 11

24,102.00 kJ / mol26,130.00 kJ / mol

19900 169988

5.5.12 Level Energy 12

66,320.00 kJ / mol28,750.00 kJ / mol

22219 189368

5.5.13 Level Energy 13

73,010.00 kJ / mol34,230.00 kJ / mol

26930 76015

5.5.14 Level Energy 14

80,160.00 kJ / mol37,066.00 kJ / mol

29196 86450

5.5.15 Level Energy 15

89,490.00 kJ / mol97,510.00 kJ / mol

41987 97510

5.5.16 Level Energy 16

97,400.00 kJ / mol105,800.00 kJ / mol

47206 109480

5.5.17 Level Energy 17

105,600.00 kJ / mol114,300.00 kJ / mol

52737 122200

5.5.18 Level Energy 18

117,000.00 kJ / mol125,300.00 kJ / mol

58570 134810

5.5.19 Level Energy 19

124,270.00 kJ / mol134,700.00 kJ / mol

64702 148700

5.5.20 Level Energy 20

ora Sumadhiya144,300.00 kJ / mol

80400 171200

5.5.21 Level Energy 21

ora Sumadhiya157,700.00 kJ / mol

87000 179100

5.5.22 Level Energy 22

ora Sumadhiya166,090.00 kJ / mol

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

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

0.16812 8.3209

5.7 Fungsi Work elektron

3.50 eV4.50 eV

2.14 5.65

5.8 Properties Kimia liyane

Corrosion, kebakar, ionisasi, Isotop radioaktif, kelarutan

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

6 atom

6.1 Panggil atom

2124

3 117

6.2 Konfigurasi elektron

[Ar] 3d ¹ 4s ²

[Ar] 3d ⁵ 4s ¹

6.3 Struktur Crystal

Hexagonal Tutup dikempalken (HCP)

Body tengah kubik (Bcc)

6.3.1 Crystal pola

6.4 atom

6.4.1 Jumlah proton

2124

3 117

6.4.2 Jumlah Neutron

2428

4 184

6.4.3 Jumlah Èlèktron

2124

3 117

6.5 Radius saka Atom

6.5.1 Radius atom

162.00 pm128.00 pm

112 265

6.5.2 kovalen Radius

170.00 pm139.00 pm

96 260

6.5.3 Van der Waals Radius

211.00 pm200.00 pm

139 348

6.6 Bobot atom

44.96 Amu52.00 Amu

6.94 294

6.7 Volume atom

15.00 cm3 / mol7.23 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

58.00 (-eV)170.00 (-eV)

8 392.42

6.10 Constant pola

330.90 pm291.00 pm

228.58 891.25

6.11 pola Angles

π/2, π/2, 2 π/3

π/2, π/2, π/2

6.12 Pola C / A rasio

1.59ora Sumadhiya

1.567 1.886

7 Teknik

7.1 Kapadhetan

7.1.1 Kapadhetan Ing suhu kamar

2.99 g / cm ³7.19 g / cm ³

0.534 40.7

7.1.2 Kapadhetan Nalika Liquid (ing mp)

2.80 g / cm36.30 g / cm3

0.512 20

7.2 Strength tensile

ora Sumadhiya689.00 MPa

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

91.30 (Pa)774.00 (Pa)

2.62E-10 774

7.5 situs kelenturan

7.5.1 nyukur pengaturan

29.10 GPA115.00 GPA

1.3 222

7.5.2 pengaturan akeh

56.60 GPA160.00 GPA

1.6 462

7.5.3 Young kang pengaturan

74.40 GPA279.00 GPA

1.7 528

7.6 Poisson rasio

0.280.21

0.032 0.47

7.7 Properties Teknik liyane

8 Magnetic

8.1 Ciri Magnetic

8.1.1 Gravitasi tartamtu

2.997.19

0.53 4500

8.1.2 Nindakake Magnetic

paramagnetic

Antiferromagnetic

8.1.3 permeabilitas

ora Sumadhiyaora Sumadhiya

1.25643E-06 0.0063

8.1.4 kelemahan

ora Sumadhiyaora Sumadhiya

-0.000166 200000

8.2 Properties Listrik

8.2.1 Property Listrik

Arman

8.2.2 resistivity

562.00 nΩ · m125.00 nΩ · m

0.18 961

8.2.3 konduktivitas listrik

0.02 10 ⁶ / cm Ω0.08 10 ⁶ / cm Ω

0.00666 0.63

8.2.4 elektron Affinity

18.10 kJ / mol64.30 kJ / mol

0 222.8

9 termal

9.1 Kalor tartamtu

0.60 J / (kg K)0.45 J / (kg K)

0.11 3.6

9.2 Graham Kapasitas kalor

25.52 J / mol · K23.35 J / mol · K

16.443 62.7

9.3 doyo termal

15.80 W / m · K93.90 W / m · K

6.3 429

9.4 suhu kritis

ora Sumadhiyaora Sumadhiya

26.3 3223

9.5 Expansion termal

10.20 μm / (m · K)4.90 μm / (m · K)

4.5 97

9.6 enthalpy

9.6.1 Enthalpy panguapan

314.20 kJ / mol348.80 kJ / mol

7.32 799.1

9.6.2 Enthalpy saka Fusion

14.10 kJ / mol15.31 kJ / mol

2.1 35.23

9.6.3 Enthalpy saka atomization

343.00 kJ / mol397.50 kJ / mol

61.5 837

9.7 Standard molar Entropy

34.60 J / mol.K23.80 J / mol.K

9.5 198.1

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