Aluminium mungsuh krom
Tabel périodik
Symbol
Al
Cr
Panggil Group
13
5
6
12
Panggil periode
3
4
Block
p pemblokiran
d block
Family unsur
Transisi Post-
transisi Metal
CAS Number
7429905
99+
7440473
39
Jeneng papan Group
Fm_ 3M
3M Im_
Space Group Number
225.00
2
229.00
1
facts
Facts Interesting
Character length exceed error
- 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
Miturut Process electrolysis, bumi lemah ndhuwur, Mining
Found in Minerals, Mining, Ores logam, Ores saka Minerals
History
sing katutup
Hans Christian Oersted
Louis Nicolas Vauquelin
Discovery
ing 1825
Ing Antarane 1797 - 1798
turah mbrawah
Turah mbrawah Ing Universe
5 * 10-3 %
5
1.5 * 10-3 %
7
Turah mbrawah Ing Sun
~0.006 %
5
~0.002 %
7
Turah mbrawah Ing meteorit
0.91 %
5
0.30 %
7
Turah mbrawah Ing bumi lemah ndhuwur
8.10 %
1
0.01 %
13
Turah mbrawah Ing Segara
0.00 %
6
0.00 %
16
Turah mbrawah Ing Manungsa
0.00 %
10
0.00 %
16
ulah
Ulah lan Wuku
- Aluminium digunakake ing macem-macem produk; contone, komplong, foils, utensils pawon, pigura jendhela, kegs bir lan bagean bidang aero, onderdil mobil, etc.
Character length exceed error
Ulah Industrial
Industry Aerospace, Industry amunisi, Industry automobile, Industri Kimia, Industry Listrik, Industry Elektronik
Industry automobile, Industri Kimia
Ulah Medical
Dentistry, Industry Pharmaceutical, Surgical Instruments Manufacturing
NA
Ulah liyane
wesi, Jewellery, patung, Statues
wesi
Properties biologi
keracunan
non Toxic
Highly Toxic
Saiki ing badan Human
Ya
Ya
Sang
0.39 Sang / mg dm-3
9
0.11 Sang / mg dm-3
12
ing Bone
27.00 ppm
11
0.33 ppm
21
fisik Properties
leleh Point
660.37 ° C
99+
1,857.00 ° C
14
Boiling Point
2,467.00 ° C
99+
2,672.00 ° C
39
katon
State fisik
Solid
Solid
warna
perak Gray
Silver
luster
metallic
metallic
atose
Mohs atose
2.75
13
8.50
1
Brinell atose
160.00 MPa
99+
687.00 MPa
16
Vickers atose
160.00 MPa
35
1,060.00 MPa
10
Kacepetan swara
5,000.00 m / s
10
5,940.00 m / s
5
Properties Optical
reflectivity
71.00 %
10
ora Sumadhiya
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
Al
Cr
isotop
Isotop dikenal
11
27
21
18
keelektronegatifan
Pauling Elektronegativitas
1.61
22
1.66
18
Sanderson Elektronegativitas
1.71
13
1.66
14
Allred Rochow Elektronegativitas
1.47
14
1.56
10
Mulliken-Jaffe Elektronegativitas
1.83
8
ora Sumadhiya
Allen Elektronegativitas
1.61
20
1.65
19
Electropositivity
Pauling Electropositivity
2.39
32
2.34
36
tenogo ionisasi
Level Energy 1st
577.50 kJ / mol
99+
26,130.00 kJ / mol
1
Level Energy 2
1,816.70 kJ / mol
19
28,750.00 kJ / mol
1
Level Energy 3rd
2,744.80 kJ / mol
38
34,230.00 kJ / mol
1
Level Energy 4
11,577.00 kJ / mol
3
37,066.00 kJ / mol
1
Level Energy 5th
14,842.00 kJ / mol
2
97,510.00 kJ / mol
1
Level Energy 6th
18,379.00 kJ / mol
2
105,800.00 kJ / mol
1
tingkat Energy 7
23,326.00 kJ / mol
2
114,300.00 kJ / mol
1
Level Energy 8
27,465.00 kJ / mol
2
125,300.00 kJ / mol
1
Level Energy 9
31,853.00 kJ / mol
2
134,700.00 kJ / mol
1
Level Energy 10th
38,473.00 kJ / mol
4
144,300.00 kJ / mol
1
Level Energy 11
42,647.00 kJ / mol
5
26,130.00 kJ / mol
12
Level Energy 12
ora Sumadhiya
28,750.00 kJ / mol
13
Level Energy 13
ora Sumadhiya
34,230.00 kJ / mol
10
Level Energy 14
ora Sumadhiya
37,066.00 kJ / mol
12
Level Energy 15
ora Sumadhiya
97,510.00 kJ / mol
1
Level Energy 16
ora Sumadhiya
105,800.00 kJ / mol
2
Level Energy 17
ora Sumadhiya
114,300.00 kJ / mol
3
Level Energy 18
ora Sumadhiya
125,300.00 kJ / mol
4
Level Energy 19
ora Sumadhiya
134,700.00 kJ / mol
5
Level Energy 20
ora Sumadhiya
144,300.00 kJ / mol
7
Level Energy 21
ora Sumadhiya
157,700.00 kJ / mol
7
Level Energy 22
ora Sumadhiya
166,090.00 kJ / mol
6
padha karo elektrokimia
0.34 g / amp-day
99+
0.32 g / amp-day
99+
Fungsi Work elektron
4.28 eV
19
4.50 eV
14
Properties Kimia liyane
Kimia Stabilitas, ionisasi, Isotop radioaktif
anti Corrosion, Kimia Stabilitas, ionisasi, Isotop radioaktif, kelarutan
atom Properties
Panggil atom
13
99+
24
99+
Konfigurasi elektron
[Ne] 3s 2 3P 1
[Ar] 3d 5 4s 1
Struktur Crystal
Face tengah kubik (FCC)
Body tengah kubik (Bcc)
Crystal pola
FCC-Crystal-Structure-of-Aluminium.jpg#100
BCC-Crystal-Structure-.jpg#100
atom
Jumlah proton
13
99+
24
99+
Jumlah Neutron
14
99+
28
99+
Jumlah Èlèktron
13
99+
24
99+
Radius saka Atom
Radius atom
143.00 pm
37
128.00 pm
99+
kovalen Radius
121.00 pm
99+
139.00 pm
99+
Van der Waals Radius
184.00 pm
34
200.00 pm
28
Bobot atom
26.98 Amu
99+
52.00 Amu
99+
Volume atom
10.00 cm3 / mol
99+
7.23 cm3 / mol
99+
Nomer atom jejer
Potensi Valence Electron
80.70 (-eV)
17
170.00 (-eV)
4
Constant pola
404.95 pm
22
291.00 pm
99+
pola Angles
π/2, π/2, π/2
π/2, π/2, π/2
Pola C / A rasio
ora Sumadhiya
ora Sumadhiya
Teknik Properties
Kapadhetan
Kapadhetan Ing suhu kamar
2.70 g / cm 3
99+
7.19 g / cm 3
99+
Kapadhetan Nalika Liquid (ing mp)
2.38 g / cm3
99+
6.30 g / cm3
40
Strength tensile
40.00 MPa
19
689.00 MPa
7
viskositas
ora Sumadhiya
ora Sumadhiya
meksa beluk
Meksa beluk ing 1000 K
0.00 (Pa)
18
0.00 (Pa)
24
Meksa beluk ing 2000 K
ora Sumadhiya
774.00 (Pa)
1
situs kelenturan
nyukur pengaturan
26.00 GPA
29
115.00 GPA
9
pengaturan akeh
76.00 GPA
18
160.00 GPA
11
Young kang pengaturan
70.00 GPA
28
279.00 GPA
8
Poisson rasio
0.35
9
0.21
32
Properties Teknik liyane
ductile, malleable
NA
Magnetic Properties
Ciri Magnetic
Gravitasi tartamtu
2.72
99+
7.19
99+
Nindakake Magnetic
paramagnetic
Antiferromagnetic
permeabilitas
0.00 H / m
4
ora Sumadhiya
kelemahan
0.00
3
ora Sumadhiya
Properties Listrik
Property Listrik
Arman
NA
resistivity
28.20 nΩ · m
99+
125.00 nΩ · m
27
konduktivitas listrik
0.38 10 6 / cm Ω
4
0.08 10 6 / cm Ω
25
elektron Affinity
42.50 kJ / mol
26
64.30 kJ / mol
15
termal Properties
Kalor tartamtu
0.90 J / (kg K)
5
0.45 J / (kg K)
12
Graham Kapasitas kalor
24.20 J / mol · K
99+
23.35 J / mol · K
99+
doyo termal
237.00 W / m · K
4
93.90 W / m · K
17
suhu kritis
ora Sumadhiya
ora Sumadhiya
Expansion termal
23.10 μm / (m · K)
17
4.90 μm / (m · K)
99+
enthalpy
Enthalpy panguapan
293.70 kJ / mol
31
348.80 kJ / mol
24
Enthalpy saka Fusion
10.67 kJ / mol
35
15.31 kJ / mol
20
Enthalpy saka atomization
322.20 kJ / mol
31
397.50 kJ / mol
21
Standard molar Entropy
28.30 J / mol.K
99+
23.80 J / mol.K
99+
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