Symbol
Mc
Cr
Panggil Group
156
0
17
👆🏻
Panggil periode
74
2
7
👆🏻
Block
p pemblokiran
d block
Family unsur
Transisi mbokmenawa Post-
transisi Metal
CAS Number
540856427440473
7429905
54386242
👆🏻
Jeneng papan Group
-
3M Im_
Space Group Number
194.00229.00
11
276
👆🏻
Facts Interesting
Moscovium dijenengi sawise Moscow, ing ngendi Institut Gabungan Riset Nuklir dumunung.
- 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
sintetik Diprodhuksi
Found in Minerals, Mining, Ores logam, Ores saka Minerals
History
sing katutup
Joint Institute for Nuclear Research and Lawrence Livermore National Laboratory
Louis Nicolas Vauquelin
Discovery
ing 2003
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
-0.01 %
1E-37
8.1
👆🏻
Turah mbrawah Ing Segara
-0.00 %
0
1.1
👆🏻
Turah mbrawah Ing Manungsa
-0.00 %
0
1.4
👆🏻
Ulah lan Wuku
- Efesus saiki dikenal saka logam Ununpentium 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
Ya
Sang
0.00 Sang / mg dm-30.11 Sang / mg dm-3
0
1970
👆🏻
ing Bone
0.30 ppm0.33 ppm
0
170000
👆🏻
leleh Point
400.00 ° C1,857.00 ° C
-38.83
3410
👆🏻
Boiling Point
1,100.00 ° C2,672.00 ° C
0
5660
👆🏻
katon
State fisik
Solid
Solid
warna
-
Silver
luster
Unknown Luster
metallic
atose
Mohs atose
-8.50
0.2
8.5
👆🏻
Brinell atose
700.00 MPa687.00 MPa
0.14
3490
👆🏻
Vickers atose
400.00 MPa1,060.00 MPa
0
3920
👆🏻
Kacepetan swara
3,790.00 m / s5,940.00 m / s
818
16200
👆🏻
Properties Optical
bias Index
1.702.97
0.155
3.41
👆🏻
reflectivity
67.00 %70.00 %
5
97
👆🏻
allotropes
Ora
Ora
α allotropes
-
-
β allotropes
-
-
γ allotropes
-
-
Formula Kimia
Mc
Cr
isotop
Isotop dikenal
521
0
38
👆🏻
keelektronegatifan
Pauling Elektronegativitas
2.201.66
0
2.6
👆🏻
Sanderson Elektronegativitas
1.901.66
0.22
2.56
👆🏻
Allred Rochow Elektronegativitas
1.901.56
0.86
1.9
👆🏻
Mulliken-Jaffe Elektronegativitas
1.201.66
0.62
2.48
👆🏻
Allen Elektronegativitas
1.201.65
0.659
2.7
👆🏻
Electropositivity
Pauling Electropositivity
2.202.34
1.46
3.3
👆🏻
tenogo ionisasi
Level Energy 1st
538.40 kJ / mol26,130.00 kJ / mol
375.7
26130
👆🏻
Level Energy 2
1,756.00 kJ / mol28,750.00 kJ / mol
392.8
28750
👆🏻
Level Energy 3rd
2,653.30 kJ / mol34,230.00 kJ / mol
392.8
34230
👆🏻
Level Energy 4
4,679.50 kJ / mol37,066.00 kJ / mol
375.7
37066
👆🏻
Level Energy 5th
5,721.60 kJ / mol97,510.00 kJ / mol
392
97510
👆🏻
Level Energy 6th
6,700.00 kJ / mol105,800.00 kJ / mol
1007
105800
👆🏻
tingkat Energy 7
6,700.00 kJ / mol114,300.00 kJ / mol
1007
114300
👆🏻
Level Energy 8
6,700.00 kJ / mol125,300.00 kJ / mol
730
125300
👆🏻
Level Energy 9
6,700.00 kJ / mol134,700.00 kJ / mol
1007
134700
👆🏻
Level Energy 10th
6,100.00 kJ / mol144,300.00 kJ / mol
392
144300
👆🏻
Level Energy 11
6,500.00 kJ / mol26,130.00 kJ / mol
392
169988
👆🏻
Level Energy 12
67,000.00 kJ / mol28,750.00 kJ / mol
0
189368
👆🏻
Level Energy 13
7,600.00 kJ / mol34,230.00 kJ / mol
1007
76015
👆🏻
Level Energy 14
1,139.00 kJ / mol37,066.00 kJ / mol
380
86450
👆🏻
Level Energy 15
67,000.00 kJ / mol97,510.00 kJ / mol
33000
100700
👆🏻
Level Energy 16
54,000.00 kJ / mol105,800.00 kJ / mol
375.7
109480
👆🏻
Level Energy 17
540.10 kJ / mol114,300.00 kJ / mol
375.7
122200
👆🏻
Level Energy 18
3,200.00 kJ / mol125,300.00 kJ / mol
0
134810
👆🏻
Level Energy 19
540.10 kJ / mol134,700.00 kJ / mol
375.7
148700
👆🏻
Level Energy 20
830.00 kJ / mol144,300.00 kJ / mol
0
171200
👆🏻
Level Energy 21
1,085.00 kJ / mol157,700.00 kJ / mol
375.7
179100
👆🏻
Level Energy 22
540.00 kJ / mol166,090.00 kJ / mol
330
184900
👆🏻
Level Energy 23rd
6,100.00 kJ / mol653.80 kJ / mol
357.6
198800
👆🏻
Level Energy 24
540.20 kJ / mol653.80 kJ / mol
297.3
195200
👆🏻
Level Energy 25th
700.00 kJ / mol653.80 kJ / mol
0
121900
👆🏻
Level Energy 26th
670.00 kJ / mol653.80 kJ / mol
357.6
127700
👆🏻
Level Energy 27th
670.00 kJ / mol652.90 kJ / mol
0
133800
👆🏻
Level Energy 28th
670.00 kJ / mol653.80 kJ / mol
297.3
139800
👆🏻
Level Energy 29
670.00 kJ / mol653.80 kJ / mol
0
148100
👆🏻
Level Energy 30
670.00 kJ / mol653.80 kJ / mol
0
154500
👆🏻
padha karo elektrokimia
3.00 g / amp-day0.32 g / amp-day
0.16812
8.3209
👆🏻
Fungsi Work elektron
4.10 eV4.50 eV
2.14
6
👆🏻
Properties Kimia liyane
Kimia Stabilitas, ionisasi
anti Corrosion, Kimia Stabilitas, ionisasi, Isotop radioaktif, kelarutan
Panggil atom
11524
3
117
👆🏻
Konfigurasi elektron
[Rn] 5F 14 6D 10 7s 2 7p 3
[Ar] 3d 5 4s 1
Struktur Crystal
ora Lake
Body tengah kubik (Bcc)
Crystal pola
atom
Jumlah proton
11524
3
117
👆🏻
Jumlah Neutron
15928
4
285
👆🏻
Jumlah Èlèktron
11524
3
117
👆🏻
Radius saka Atom
Radius atom
170.00 pm128.00 pm
0
348
👆🏻
kovalen Radius
170.00 pm139.00 pm
0
260
👆🏻
Van der Waals Radius
320.00 pm200.00 pm
0
348
👆🏻
Bobot atom
289.00 Amu52.00 Amu
6.94
294
👆🏻
Volume atom
22.60 cm3 / mol7.23 cm3 / mol
1.39
71.07
👆🏻
Nomer atom jejer
unsur Previous
Sabanjure unsur
Potensi Valence Electron
5.30 (-eV)170.00 (-eV)
0
392.42
👆🏻
Constant pola
0.00 pm291.00 pm
0
891.25
👆🏻
pola Angles
-
π/2, π/2, π/2
Pola C / A rasio
1.701.86
0.423
1.9
👆🏻
Kapadhetan
Kapadhetan Ing suhu kamar
4.51 g / cm 37.19 g / cm 3
0.534
40.7
👆🏻
Kapadhetan Nalika Liquid (ing mp)
13.50 g / cm36.30 g / cm3
0.512
41
👆🏻
Strength tensile
80.00 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
-115.00 GPA
1.3
222
👆🏻
pengaturan akeh
0.00 GPA160.00 GPA
0
462
👆🏻
Young kang pengaturan
11.80 GPA279.00 GPA
0
528
👆🏻
Poisson rasio
0.300.21
0.032
0.47
👆🏻
Properties Teknik liyane
-
-
Ciri Magnetic
Gravitasi tartamtu
13.507.19
0.53
4500
👆🏻
Nindakake Magnetic
paramagnetic
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
0.35 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
50.00 kJ / mol64.30 kJ / mol
0
222.8
👆🏻
Kalor tartamtu
0.13 J / (kg K)0.45 J / (kg K)
0.1
3.6
👆🏻
Graham Kapasitas kalor
27.00 J / mol · K23.35 J / mol · K
13.1
62.7
👆🏻
doyo termal
0.37 W / m · K93.90 W / m · K
0
429
👆🏻
suhu kritis
1,100.00 K1,907.00 K
26.3
3695
👆🏻
Expansion termal
12.50 μm / (m · K)4.90 μm / (m · K)
4.5
97
👆🏻
enthalpy
Enthalpy panguapan
420.30 kJ / mol348.80 kJ / mol
7.32
799.1
👆🏻
Enthalpy saka Fusion
-15.31 kJ / mol
2.1
35.23
👆🏻
Enthalpy saka atomization
395.60 kJ / mol397.50 kJ / mol
61.5
837
👆🏻
Standard molar Entropy
50.00 J / mol.K23.80 J / mol.K
9.5
198.1
👆🏻