Symbol
Zn
Cr
Panggil Group
126
0
17
👆🏻
Panggil periode
44
2
7
👆🏻
Block
d block
d block
Family unsur
transisi Metal
transisi Metal
CAS Number
74406667440473
7429905
54386242
👆🏻
Jeneng papan Group
P63 / mmc
3M Im_
Space Group Number
194.00229.00
11
276
👆🏻
Facts Interesting
- Seng logam ketemu (diwenehi) ing akeh formulir kaya granules, foil, bledug lan ing wangun bubuk.
- Prodhusèn utama Seng logam sing Australia, Kanada, China, USA lan Peru.
- 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
bumi lemah ndhuwur, Found in Minerals, Mining, Ores saka Minerals
Found in Minerals, Mining, Ores logam, Ores saka Minerals
History
sing katutup
Indian metallurgists
Louis Nicolas Vauquelin
Discovery
Sadurunge 1000 SM
Ing Antarane 1797 - 1798
turah mbrawah
Turah mbrawah Ing Universe
0.00 %0.00 %
0
0.11
👆🏻
Turah mbrawah Ing Sun
0.00 %0.00 %
0
0.1
👆🏻
Turah mbrawah Ing meteorit
0.02 %0.30 %
0
22
👆🏻
Turah mbrawah Ing bumi lemah ndhuwur
0.01 %0.01 %
1E-37
8.1
👆🏻
Turah mbrawah Ing Segara
0.00 %0.00 %
0
1.1
👆🏻
Turah mbrawah Ing Manungsa
0.00 %0.00 %
0
1.4
👆🏻
Ulah lan Wuku
- Kang utamané dipigunakaké kanggo galvanizing logam.
- Iku uga digunakake kanggo Manufaktur die-casting lan iku banget penting kanggo industri automobile.
- 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 Listrik, Industry Elektronik
Industry automobile, Industri Kimia
Ulah Medical
Industry Pharmaceutical
-
Ulah liyane
wesi
wesi
Properties biologi
keracunan
Highly Toxic
Highly Toxic
Saiki ing badan Human
Ya
Ya
Sang
7.00 Sang / mg dm-30.11 Sang / mg dm-3
0
1970
👆🏻
ing Bone
170.00 ppm0.33 ppm
0
170000
👆🏻
leleh Point
419.58 ° C1,857.00 ° C
-38.83
3410
👆🏻
Boiling Point
907.00 ° C2,672.00 ° C
0
5660
👆🏻
katon
State fisik
Solid
Solid
warna
perak Gray
Silver
luster
metallic
metallic
atose
Mohs atose
2.508.50
0.2
8.5
👆🏻
Brinell atose
327.00 MPa687.00 MPa
0.14
3490
👆🏻
Vickers atose
207.00 MPa1,060.00 MPa
0
3920
👆🏻
Kacepetan swara
3,850.00 m / s5,940.00 m / s
818
16200
👆🏻
Properties Optical
bias Index
1.002.97
0.155
3.41
👆🏻
reflectivity
80.00 %70.00 %
5
97
👆🏻
allotropes
Ora
Ora
α allotropes
-
-
β allotropes
-
-
γ allotropes
-
-
Formula Kimia
Zn
Cr
isotop
Isotop dikenal
2521
0
38
👆🏻
keelektronegatifan
Pauling Elektronegativitas
1.651.66
0
2.6
👆🏻
Sanderson Elektronegativitas
2.231.66
0.22
2.56
👆🏻
Allred Rochow Elektronegativitas
1.661.56
0.86
1.9
👆🏻
Mulliken-Jaffe Elektronegativitas
1.651.66
0.62
2.48
👆🏻
Allen Elektronegativitas
1.591.65
0.659
2.7
👆🏻
Electropositivity
Pauling Electropositivity
2.352.34
1.46
3.3
👆🏻
tenogo ionisasi
Level Energy 1st
906.40 kJ / mol26,130.00 kJ / mol
375.7
26130
👆🏻
Level Energy 2
1,733.30 kJ / mol28,750.00 kJ / mol
392.8
28750
👆🏻
Level Energy 3rd
3,833.00 kJ / mol34,230.00 kJ / mol
392.8
34230
👆🏻
Level Energy 4
5,731.00 kJ / mol37,066.00 kJ / mol
375.7
37066
👆🏻
Level Energy 5th
7,970.00 kJ / mol97,510.00 kJ / mol
392
97510
👆🏻
Level Energy 6th
10,400.00 kJ / mol105,800.00 kJ / mol
1007
105800
👆🏻
tingkat Energy 7
12,900.00 kJ / mol114,300.00 kJ / mol
1007
114300
👆🏻
Level Energy 8
16,800.00 kJ / mol125,300.00 kJ / mol
730
125300
👆🏻
Level Energy 9
19,600.00 kJ / mol134,700.00 kJ / mol
1007
134700
👆🏻
Level Energy 10th
23,000.00 kJ / mol144,300.00 kJ / mol
392
144300
👆🏻
Level Energy 11
26,400.00 kJ / mol26,130.00 kJ / mol
392
169988
👆🏻
Level Energy 12
29,990.00 kJ / mol28,750.00 kJ / mol
0
189368
👆🏻
Level Energy 13
40,490.00 kJ / mol34,230.00 kJ / mol
1007
76015
👆🏻
Level Energy 14
43,800.00 kJ / mol37,066.00 kJ / mol
380
86450
👆🏻
Level Energy 15
47,300.00 kJ / mol97,510.00 kJ / mol
33000
100700
👆🏻
Level Energy 16
52,300.00 kJ / mol105,800.00 kJ / mol
375.7
109480
👆🏻
Level Energy 17
55,900.00 kJ / mol114,300.00 kJ / mol
375.7
122200
👆🏻
Level Energy 18
59,700.00 kJ / mol125,300.00 kJ / mol
0
134810
👆🏻
Level Energy 19
67,300.00 kJ / mol134,700.00 kJ / mol
375.7
148700
👆🏻
Level Energy 20
171,200.00 kJ / mol144,300.00 kJ / mol
0
171200
👆🏻
Level Energy 21
179,100.00 kJ / mol157,700.00 kJ / mol
375.7
179100
👆🏻
Level Energy 22
906.00 kJ / mol166,090.00 kJ / mol
330
184900
👆🏻
Level Energy 23rd
906.40 kJ / mol653.80 kJ / mol
357.6
198800
👆🏻
Level Energy 24
906.40 kJ / mol653.80 kJ / mol
297.3
195200
👆🏻
Level Energy 25th
906.40 kJ / mol653.80 kJ / mol
0
121900
👆🏻
Level Energy 26th
906.40 kJ / mol653.80 kJ / mol
357.6
127700
👆🏻
Level Energy 27th
906.40 kJ / mol652.90 kJ / mol
0
133800
👆🏻
Level Energy 28th
906.40 kJ / mol653.80 kJ / mol
297.3
139800
👆🏻
Level Energy 29
906.40 kJ / mol653.80 kJ / mol
0
148100
👆🏻
Level Energy 30
906.40 kJ / mol653.80 kJ / mol
0
154500
👆🏻
padha karo elektrokimia
1.22 g / amp-day0.32 g / amp-day
0.16812
8.3209
👆🏻
Fungsi Work elektron
4.33 eV4.50 eV
2.14
6
👆🏻
Properties Kimia liyane
anti Corrosion, Kimia Stabilitas, ionisasi, Isotop radioaktif
anti Corrosion, Kimia Stabilitas, ionisasi, Isotop radioaktif, kelarutan
Panggil atom
3024
3
117
👆🏻
Konfigurasi elektron
[Ar] 3d 10 4s 2
[Ar] 3d 5 4s 1
Struktur Crystal
Hexagonal Tutup dikempalken (HCP)
Body tengah kubik (Bcc)
Crystal pola
atom
Jumlah proton
3024
3
117
👆🏻
Jumlah Neutron
3528
4
285
👆🏻
Jumlah Èlèktron
3024
3
117
👆🏻
Radius saka Atom
Radius atom
134.00 pm128.00 pm
0
348
👆🏻
kovalen Radius
122.00 pm139.00 pm
0
260
👆🏻
Van der Waals Radius
139.00 pm200.00 pm
0
348
👆🏻
Bobot atom
65.38 Amu52.00 Amu
6.94
294
👆🏻
Volume atom
9.20 cm3 / mol7.23 cm3 / mol
1.39
71.07
👆🏻
Nomer atom jejer
unsur Previous
Sabanjure unsur
Potensi Valence Electron
38.90 (-eV)170.00 (-eV)
0
392.42
👆🏻
Constant pola
266.49 pm291.00 pm
0
891.25
👆🏻
pola Angles
π/2, π/2, 2 π/3
π/2, π/2, π/2
Pola C / A rasio
1.861.86
0.423
1.9
👆🏻
Kapadhetan
Kapadhetan Ing suhu kamar
7.14 g / cm 37.19 g / cm 3
0.534
40.7
👆🏻
Kapadhetan Nalika Liquid (ing mp)
6.57 g / cm36.30 g / cm3
0.512
41
👆🏻
Strength tensile
120.00 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
43.00 GPA115.00 GPA
1.3
222
👆🏻
pengaturan akeh
70.00 GPA160.00 GPA
0
462
👆🏻
Young kang pengaturan
108.00 GPA279.00 GPA
0
528
👆🏻
Poisson rasio
0.250.21
0.032
0.47
👆🏻
Properties Teknik liyane
-
-
Ciri Magnetic
Gravitasi tartamtu
6.907.19
0.53
4500
👆🏻
Nindakake Magnetic
diamagnetic
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
Arman
-
resistivity
59.00 nΩ · m125.00 nΩ · m
0.1
961
👆🏻
konduktivitas listrik
0.17 10 6 / cm Ω0.08 10 6 / cm Ω
0
0.63
👆🏻
elektron Affinity
0.00 kJ / mol64.30 kJ / mol
0
222.8
👆🏻
Kalor tartamtu
0.39 J / (kg K)0.45 J / (kg K)
0.1
3.6
👆🏻
Graham Kapasitas kalor
25.47 J / mol · K23.35 J / mol · K
13.1
62.7
👆🏻
doyo termal
116.00 W / m · K93.90 W / m · K
0
429
👆🏻
suhu kritis
692.00 K1,907.00 K
26.3
3695
👆🏻
Expansion termal
30.20 μm / (m · K)4.90 μm / (m · K)
4.5
97
👆🏻
enthalpy
Enthalpy panguapan
7.32 kJ / mol348.80 kJ / mol
7.32
799.1
👆🏻
Enthalpy saka Fusion
7.32 kJ / mol15.31 kJ / mol
2.1
35.23
👆🏻
Enthalpy saka atomization
129.70 kJ / mol397.50 kJ / mol
61.5
837
👆🏻
Standard molar Entropy
41.60 J / mol.K23.80 J / mol.K
9.5
198.1
👆🏻