mbandhingaké krom lan seng
Tabel périodik
Symbol
Cr
Zn
Panggil Group
6
12
12
6
Panggil periode
4
4
Block
d block
d block
Family unsur
transisi Metal
transisi Metal
CAS Number
7440473
39
7440666
24
Jeneng papan Group
3M Im_
P63 / mmc
Space Group Number
229.00
1
194.00
5
facts
Facts Interesting
- 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.
- 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.
sumber
Found in Minerals, Mining, Ores logam, Ores saka Minerals
bumi lemah ndhuwur, Found in Minerals, Mining, Ores saka Minerals
History
sing katutup
Louis Nicolas Vauquelin
Indian metallurgists
Discovery
Ing Antarane 1797 - 1798
Sadurunge 1000 SM
turah mbrawah
Turah mbrawah Ing Universe
1.5 * 10-3 %
7
3 * 10-5 %
11
Turah mbrawah Ing Sun
~0.002 %
7
~0.0002 %
10
Turah mbrawah Ing meteorit
0.30 %
7
0.02 %
12
Turah mbrawah Ing bumi lemah ndhuwur
0.01 %
13
0.01 %
16
Turah mbrawah Ing Segara
0.00 %
16
0.00 %
10
Turah mbrawah Ing Manungsa
0.00 %
16
0.00 %
6
ulah
Ulah lan Wuku
Character length exceed error
- Kang utamané dipigunakaké kanggo galvanizing logam.
- Iku uga digunakake kanggo Manufaktur die-casting lan iku banget penting kanggo industri automobile.
Ulah Industrial
Industry automobile, Industri Kimia
Industry Listrik, Industry Elektronik
Ulah Medical
NA
Industry Pharmaceutical
Ulah liyane
wesi
wesi
Properties biologi
keracunan
Highly Toxic
Highly Toxic
Saiki ing badan Human
Ya
Ya
Sang
0.11 Sang / mg dm-3
12
7.00 Sang / mg dm-3
6
ing Bone
0.33 ppm
21
170.00 ppm
6
fisik Properties
leleh Point
1,857.00 ° C
14
419.58 ° C
99+
Boiling Point
2,672.00 ° C
39
907.00 ° C
99+
katon
State fisik
Solid
Solid
warna
Silver
perak Gray
luster
metallic
metallic
atose
Mohs atose
8.50
1
2.50
14
Brinell atose
687.00 MPa
16
327.00 MPa
32
Vickers atose
1,060.00 MPa
10
ora Sumadhiya
Kacepetan swara
5,940.00 m / s
5
3,850.00 m / s
18
Properties Optical
bias Index
ora Sumadhiya
1.00
2
reflectivity
ora Sumadhiya
80.00 %
5
allotropes
Ora
Ora
α allotropes
ora Sumadhiya
ora Sumadhiya
β allotropes
ora Sumadhiya
ora Sumadhiya
γ allotropes
ora Sumadhiya
ora Sumadhiya
Kimia Properties
Formula Kimia
Cr
Zn
isotop
Isotop dikenal
21
18
25
14
keelektronegatifan
Pauling Elektronegativitas
1.66
18
1.65
19
Sanderson Elektronegativitas
1.66
14
2.23
6
Allred Rochow Elektronegativitas
1.56
10
1.66
7
Mulliken-Jaffe Elektronegativitas
ora Sumadhiya
1.65
11
Allen Elektronegativitas
1.65
19
1.59
22
Electropositivity
Pauling Electropositivity
2.34
36
2.35
35
tenogo ionisasi
Level Energy 1st
26,130.00 kJ / mol
1
906.40 kJ / mol
6
Level Energy 2
28,750.00 kJ / mol
1
1,733.30 kJ / mol
27
Level Energy 3rd
34,230.00 kJ / mol
1
3,833.00 kJ / mol
12
Level Energy 4
37,066.00 kJ / mol
1
5,731.00 kJ / mol
11
Level Energy 5th
97,510.00 kJ / mol
1
7,970.00 kJ / mol
9
Level Energy 6th
105,800.00 kJ / mol
1
10,400.00 kJ / mol
9
tingkat Energy 7
114,300.00 kJ / mol
1
12,900.00 kJ / mol
9
Level Energy 8
125,300.00 kJ / mol
1
16,800.00 kJ / mol
6
Level Energy 9
134,700.00 kJ / mol
1
19,600.00 kJ / mol
8
Level Energy 10th
144,300.00 kJ / mol
1
23,000.00 kJ / mol
10
Level Energy 11
26,130.00 kJ / mol
12
26,400.00 kJ / mol
11
Level Energy 12
28,750.00 kJ / mol
13
29,990.00 kJ / mol
11
Level Energy 13
34,230.00 kJ / mol
10
40,490.00 kJ / mol
5
Level Energy 14
37,066.00 kJ / mol
12
43,800.00 kJ / mol
6
Level Energy 15
97,510.00 kJ / mol
1
47,300.00 kJ / mol
8
Level Energy 16
105,800.00 kJ / mol
2
52,300.00 kJ / mol
9
Level Energy 17
114,300.00 kJ / mol
3
55,900.00 kJ / mol
10
Level Energy 18
125,300.00 kJ / mol
4
59,700.00 kJ / mol
11
Level Energy 19
134,700.00 kJ / mol
5
67,300.00 kJ / mol
10
Level Energy 20
144,300.00 kJ / mol
7
171,200.00 kJ / mol
1
Level Energy 21
157,700.00 kJ / mol
7
179,100.00 kJ / mol
1
Level Energy 22
166,090.00 kJ / mol
6
ora Sumadhiya
padha karo elektrokimia
0.32 g / amp-day
99+
1.22 g / amp-day
99+
Fungsi Work elektron
4.50 eV
14
4.33 eV
17
Properties Kimia liyane
anti Corrosion, Kimia Stabilitas, ionisasi, Isotop radioaktif, kelarutan
anti Corrosion, Kimia Stabilitas, ionisasi, Isotop radioaktif
atom Properties
Panggil atom
24
99+
30
99+
Konfigurasi elektron
[Ar] 3d 5 4s 1
[Ar] 3d 10 4s 2
Struktur Crystal
Body tengah kubik (Bcc)
Hexagonal Tutup dikempalken (HCP)
Crystal pola
BCC-Crystal-Structure-.jpg#100
HCP-Crystal-Structure-of-Zinc.jpg#100
atom
Jumlah proton
24
99+
30
99+
Jumlah Neutron
28
99+
35
99+
Jumlah Èlèktron
24
99+
30
99+
Radius saka Atom
Radius atom
128.00 pm
99+
134.00 pm
99+
kovalen Radius
139.00 pm
99+
122.00 pm
99+
Van der Waals Radius
200.00 pm
28
139.00 pm
99+
Bobot atom
52.00 Amu
99+
65.38 Amu
99+
Volume atom
7.23 cm3 / mol
99+
9.20 cm3 / mol
99+
Nomer atom jejer
Potensi Valence Electron
170.00 (-eV)
4
38.90 (-eV)
99+
Constant pola
291.00 pm
99+
266.49 pm
99+
pola Angles
π/2, π/2, π/2
π/2, π/2, 2 π/3
Pola C / A rasio
ora Sumadhiya
ora Sumadhiya
Teknik Properties
Kapadhetan
Kapadhetan Ing suhu kamar
7.19 g / cm 3
99+
7.14 g / cm 3
99+
Kapadhetan Nalika Liquid (ing mp)
6.30 g / cm3
40
6.57 g / cm3
37
Strength tensile
689.00 MPa
7
ora Sumadhiya
viskositas
ora Sumadhiya
ora Sumadhiya
meksa beluk
Meksa beluk ing 1000 K
0.00 (Pa)
24
ora Sumadhiya
Meksa beluk ing 2000 K
774.00 (Pa)
1
ora Sumadhiya
situs kelenturan
nyukur pengaturan
115.00 GPA
9
43.00 GPA
18
pengaturan akeh
160.00 GPA
11
70.00 GPA
19
Young kang pengaturan
279.00 GPA
8
108.00 GPA
19
Poisson rasio
0.21
32
0.25
24
Properties Teknik liyane
NA
NA
Magnetic Properties
Ciri Magnetic
Gravitasi tartamtu
7.19
99+
6.90
99+
Nindakake Magnetic
Antiferromagnetic
diamagnetic
Properties Listrik
Property Listrik
NA
Arman
resistivity
125.00 nΩ · m
27
59.00 nΩ · m
40
konduktivitas listrik
0.08 10 6 / cm Ω
25
0.17 10 6 / cm Ω
12
elektron Affinity
64.30 kJ / mol
15
0.00 kJ / mol
40
termal Properties
Kalor tartamtu
0.45 J / (kg K)
12
0.39 J / (kg K)
14
Graham Kapasitas kalor
23.35 J / mol · K
99+
25.47 J / mol · K
39
doyo termal
93.90 W / m · K
17
116.00 W / m · K
14
suhu kritis
ora Sumadhiya
ora Sumadhiya
Expansion termal
4.90 μm / (m · K)
99+
30.20 μm / (m · K)
11
enthalpy
Enthalpy panguapan
348.80 kJ / mol
24
7.32 kJ / mol
99+
Enthalpy saka Fusion
15.31 kJ / mol
20
7.32 kJ / mol
99+
Enthalpy saka atomization
397.50 kJ / mol
21
129.70 kJ / mol
99+
Standard molar Entropy
23.80 J / mol.K
99+
41.60 J / mol.K
36
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