Bohrium

krom

mbandhingaké Bohrium lan krom

Bohrium

krom

Add ⊕

Tabel périodik

Symbol

Panggil Group

0 17

👆🏻

Panggil periode

2 7

👆🏻

Block

d block

Family unsur

transisi Metal

CAS Number

540371487440473

7429905 54386242

👆🏻

Jeneng papan Group

3M Im_

Space Group Number

276.00229.00

11 276

👆🏻

facts

Facts Interesting

metal Bohrium uga dikenal minangka Unnilseptium (UNS) lan Nielsbohrium (Ns).

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.

sumber

Found in Minerals, Mining, sintetik Diprodhuksi

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

History

sing katutup

Gesellschaft für Schwerionenforschung

Louis Nicolas Vauquelin

Discovery

ing taun 1981

Ing Antarane 1797 - 1798

turah mbrawah

Turah mbrawah Ing Universe

0.00 %0.00 %

0 0.11

👆🏻

Turah mbrawah Ing Sun

-0.00 %

0 0.1

👆🏻

Turah mbrawah Ing meteorit

0.00 %0.30 %

0 22

👆🏻

Turah mbrawah Ing bumi lemah ndhuwur

0.00 %0.01 %

1E-37 8.1

👆🏻

Turah mbrawah Ing Segara

-0.00 %

0 1.1

👆🏻

Turah mbrawah Ing Manungsa

-0.00 %

0 1.4

👆🏻

ulah

Ulah lan Wuku

Efesus saiki dikenal saka logam Bohrium sing winates kanggo riset waé mung.

Iki digunakake kanggo harden baja lan mrodhuksi stainless steel lan macem-macem wesi liyane.
Iki uga digunakake kanggo menehi finish sing tepat kanggo mirrors polesan. Piring kromium digunakake ing perlengkapan jedhing.

Ulah Industrial

Industry automobile, Industri Kimia

Ulah Medical

Ulah liyane

tujuan Research

wesi

Properties biologi

keracunan

Highly Toxic

Saiki ing badan Human

Ora

Sang

0.00 Sang / mg dm-30.11 Sang / mg dm-3

0 1970

👆🏻

ing Bone

0.00 ppm0.33 ppm

0 170000

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fisik

leleh Point

-1,857.00 ° C

-38.83 3410

👆🏻

Boiling Point

0.00 ° C2,672.00 ° C

0 5660

👆🏻

katon

State fisik

Solid

warna

Silver

luster

Unknown Luster

metallic

atose

Mohs atose

7.008.50

0.2 8.5

👆🏻

Brinell atose

270.00 MPa687.00 MPa

0.14 3490

👆🏻

Vickers atose

2,700.00 MPa1,060.00 MPa

0 3920

👆🏻

Kacepetan swara

2,680.00 m / s5,940.00 m / s

818 16200

👆🏻

Properties Optical

bias Index

1.502.97

0.155 3.41

👆🏻

reflectivity

59.00 %70.00 %

5 97

👆🏻

allotropes

Ora

α allotropes

β allotropes

γ allotropes

Kimia

Formula Kimia

isotop

Isotop dikenal

521

0 38

👆🏻

keelektronegatifan

Pauling Elektronegativitas

2.001.66

0 2.6

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Sanderson Elektronegativitas

1.301.66

0.22 2.56

👆🏻

Allred Rochow Elektronegativitas

1.301.56

0.86 1.9

👆🏻

Mulliken-Jaffe Elektronegativitas

1.301.66

0.62 2.48

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Allen Elektronegativitas

2.001.65

0.659 2.7

👆🏻

Electropositivity

Pauling Electropositivity

2.002.34

1.46 3.3

👆🏻

tenogo ionisasi

Level Energy 1st

742.90 kJ / mol26,130.00 kJ / mol

375.7 26130

👆🏻

Level Energy 2

1,688.50 kJ / mol28,750.00 kJ / mol

392.8 28750

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Level Energy 3rd

2,566.50 kJ / mol34,230.00 kJ / mol

392.8 34230

👆🏻

Level Energy 4

3,598.90 kJ / mol37,066.00 kJ / mol

375.7 37066

👆🏻

Level Energy 5th

4,727.80 kJ / mol97,510.00 kJ / mol

392 97510

👆🏻

Level Energy 6th

5,991.70 kJ / mol105,800.00 kJ / mol

1007 105800

👆🏻

tingkat Energy 7

7,226.80 kJ / mol114,300.00 kJ / mol

1007 114300

👆🏻

Level Energy 8

7,100.00 kJ / mol125,300.00 kJ / mol

730 125300

👆🏻

Level Energy 9

5,800.00 kJ / mol134,700.00 kJ / mol

1007 134700

👆🏻

Level Energy 10th

7,100.00 kJ / mol144,300.00 kJ / mol

392 144300

👆🏻

Level Energy 11

8,200.00 kJ / mol26,130.00 kJ / mol

392 169988

👆🏻

Level Energy 12

82,700.00 kJ / mol28,750.00 kJ / mol

0 189368

👆🏻

Level Energy 13

7,100.00 kJ / mol34,230.00 kJ / mol

1007 76015

👆🏻

Level Energy 14

8,200.00 kJ / mol37,066.00 kJ / mol

380 86450

👆🏻

Level Energy 15

82,000.00 kJ / mol97,510.00 kJ / mol

33000 100700

👆🏻

Level Energy 16

71,100.00 kJ / mol105,800.00 kJ / mol

375.7 109480

👆🏻

Level Energy 17

820.00 kJ / mol114,300.00 kJ / mol

375.7 122200

👆🏻

Level Energy 18

8,200.00 kJ / mol125,300.00 kJ / mol

0 134810

👆🏻

Level Energy 19

820.80 kJ / mol134,700.00 kJ / mol

375.7 148700

👆🏻

Level Energy 20

820.00 kJ / mol144,300.00 kJ / mol

0 171200

👆🏻

Level Energy 21

8,200.00 kJ / mol157,700.00 kJ / mol

375.7 179100

👆🏻

Level Energy 22

820.00 kJ / mol166,090.00 kJ / mol

330 184900

👆🏻

Level Energy 23rd

8,200.00 kJ / mol653.80 kJ / mol

357.6 198800

👆🏻

Level Energy 24

820.00 kJ / mol653.80 kJ / mol

297.3 195200

👆🏻

Level Energy 25th

820.00 kJ / mol653.80 kJ / mol

0 121900

👆🏻

Level Energy 26th

820.00 kJ / mol653.80 kJ / mol

357.6 127700

👆🏻

Level Energy 27th

820.00 kJ / mol652.90 kJ / mol

0 133800

👆🏻

Level Energy 28th

820.00 kJ / mol653.80 kJ / mol

297.3 139800

👆🏻

Level Energy 29

820.00 kJ / mol653.80 kJ / mol

0 148100

👆🏻

Level Energy 30

820.00 kJ / mol653.80 kJ / mol

0 154500

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padha karo elektrokimia

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

0.16812 8.3209

👆🏻

Fungsi Work elektron

4.90 eV4.50 eV

2.14 6

👆🏻

Properties Kimia liyane

ionisasi, Isotop radioaktif

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

atom

Panggil atom

10724

3 117

👆🏻

Konfigurasi elektron

[Rn] 5F ¹⁴ 6D ⁵ 7s ²

[Ar] 3d ⁵ 4s ¹

Struktur Crystal

Hexagonal Tutup dikempalken (HCP)

Body tengah kubik (Bcc)

Crystal pola

atom

Jumlah proton

10724

3 117

👆🏻

Jumlah Neutron

15528

4 285

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Jumlah Èlèktron

10724

3 117

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Radius saka Atom

Radius atom

128.00 pm128.00 pm

0 348

👆🏻

kovalen Radius

141.00 pm139.00 pm

0 260

👆🏻

Van der Waals Radius

0.00 pm200.00 pm

0 348

👆🏻

Bobot atom

270.00 Amu52.00 Amu

6.94 294

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Volume atom

23.70 cm3 / mol7.23 cm3 / mol

1.39 71.07

👆🏻

Nomer atom jejer

unsur Previous

Sabanjure unsur

Potensi Valence Electron

27.20 (-eV)170.00 (-eV)

0 392.42

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Constant pola

-291.00 pm

0 891.25

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pola Angles

π/2, π/2, π/2

Pola C / A rasio

1.571.86

0.423 1.9

👆🏻

Teknik

Kapadhetan

Kapadhetan Ing suhu kamar

37.10 g / cm ³7.19 g / cm ³

0.534 40.7

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Kapadhetan Nalika Liquid (ing mp)

37.10 g / cm36.30 g / cm3

0.512 41

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Strength tensile

152.00 MPa689.00 MPa

0.1 11000

👆🏻

viskositas

0.000.00

1.5E-05 0.0035

👆🏻

meksa beluk

Meksa beluk ing 1000 K

0.00 (Pa)0.00 (Pa)

0 121

👆🏻

Meksa beluk ing 2000 K

0.00 (Pa)774.00 (Pa)

0 774

👆🏻

situs kelenturan

nyukur pengaturan

28.00 GPA115.00 GPA

1.3 222

👆🏻

pengaturan akeh

37.00 GPA160.00 GPA

0 462

👆🏻

Young kang pengaturan

0.00 GPA279.00 GPA

0 528

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Poisson rasio

0.350.21

0.032 0.47

👆🏻

Properties Teknik liyane

Magnetic

Ciri Magnetic

Gravitasi tartamtu

37.007.19

0.53 4500

👆🏻

Nindakake Magnetic

Antiferromagnetic

permeabilitas

0.00 H / m0.00 H / m

1.25643E-06 0.0063

👆🏻

kelemahan

0.000.00

-0.000166 200000

👆🏻

Properties Listrik

Property Listrik

resistivity

6.50 nΩ · m125.00 nΩ · m

0.1 961

👆🏻

konduktivitas listrik

0.00 10 ⁶ / cm Ω0.08 10 ⁶ / cm Ω

0 0.63

👆🏻

elektron Affinity

-64.30 kJ / mol

0 222.8

👆🏻

termal

Kalor tartamtu

0.10 J / (kg K)0.45 J / (kg K)

0.1 3.6

👆🏻

Graham Kapasitas kalor

37.10 J / mol · K23.35 J / mol · K

13.1 62.7

👆🏻

doyo termal

37.00 W / m · K93.90 W / m · K

0 429

👆🏻

suhu kritis

1,323.00 K1,907.00 K

26.3 3695

👆🏻

Expansion termal

14.30 μm / (m · K)4.90 μm / (m · K)

4.5 97

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enthalpy

Enthalpy panguapan

270.50 kJ / mol348.80 kJ / mol

7.32 799.1

👆🏻

Enthalpy saka Fusion

-15.31 kJ / mol

2.1 35.23

👆🏻

Enthalpy saka atomization

-397.50 kJ / mol

61.5 837

👆🏻

Standard molar Entropy

57.00 J / mol.K23.80 J / mol.K

9.5 198.1

👆🏻

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