1 Tabel périodik
1.1 Symbol
1.2 Panggil Group
3.2 Panggil periode
4.6 Block
4.7 Family unsur
transisi Metal
alkalin bumi
4.8 CAS Number
74404737440393
7429905
54386242
4.11 Jeneng papan Group
4.12 Space Group Number
6 facts
6.1 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.
Character length exceed error
6.2 sumber
Found in Minerals, Mining, Ores logam, Ores saka Minerals
bumi lemah ndhuwur, Found in Minerals, Mining, Ores saka Minerals
6.3 History
6.3.1 sing katutup
Louis Nicolas Vauquelin
Carl Wilhelm Scheele
6.3.2 Discovery
Ing Antarane 1797 - 1798
ing taun 1772
6.4 turah mbrawah
6.4.1 Turah mbrawah Ing Universe
1.5 * 10-3 %1 * 10-6 %
5E-09
0.11
7.1.1 Turah mbrawah Ing Sun
~0.002 %~0.000001 %
1E-08
0.1
8.3.3 Turah mbrawah Ing meteorit
8.4.5 Turah mbrawah Ing bumi lemah ndhuwur
11.3.4 Turah mbrawah Ing Segara
11.4.2 Turah mbrawah Ing Manungsa
12 ulah
12.1 Ulah lan Wuku
Character length exceed error
- Punika digugat ing Manufaktur Paint kimia lan Manufaktur kaca.
- Senyawa saka logam beracun; nanging isih barium sulfat punika insoluble lan diwenehi kanggo patients gerah saka kelainan pencernaan.
12.1.2 Ulah Industrial
Industry automobile, Industri Kimia
Industry amunisi, Industry automobile, Industry Listrik, Industry Elektronik
12.1.3 Ulah Medical
12.1.4 Ulah liyane
12.2 Properties biologi
12.2.1 keracunan
12.2.2 Saiki ing badan Human
12.2.3 Sang
0.11 Sang / mg dm-30.07 Sang / mg dm-3
0
1970
13.1.4 ing Bone
0.33 ppm70.00 ppm
0
170000
15 fisik
15.1 leleh Point
1,857.00 ° C725.00 ° C
27
3410
15.5 Boiling Point
2,672.00 ° C1,140.00 ° C
147
5660
16.3 katon
16.3.1 State fisik
16.3.2 warna
16.3.3 luster
16.4 atose
16.4.1 Mohs atose
16.7.5 Brinell atose
687.00 MPaora Sumadhiya
0.14
3490
16.9.6 Vickers atose
1,060.00 MPaora Sumadhiya
121
3430
16.10 Kacepetan swara
5,940.00 m / s1,620.00 m / s
818
16200
16.13 Properties Optical
16.13.1 bias Index
ora Sumadhiyaora Sumadhiya
1.000933
1.7229
16.13.4 reflectivity
ora Sumadhiyaora Sumadhiya
58
97
16.14 allotropes
16.14.1 α allotropes
ora Sumadhiya
ora Sumadhiya
16.14.2 β allotropes
ora Sumadhiya
ora Sumadhiya
16.14.3 γ allotropes
ora Sumadhiya
ora Sumadhiya
17 Kimia
17.1 Formula Kimia
17.2 isotop
17.2.1 Isotop dikenal
17.4 keelektronegatifan
17.4.1 Pauling Elektronegativitas
17.4.7 Sanderson Elektronegativitas
17.5.8 Allred Rochow Elektronegativitas
18.1.1 Mulliken-Jaffe Elektronegativitas
ora Sumadhiya0.88
0.62
2.48
18.2.7 Allen Elektronegativitas
18.3 Electropositivity
18.3.1 Pauling Electropositivity
18.5 tenogo ionisasi
18.5.1 Level Energy 1st
26,130.00 kJ / mol502.90 kJ / mol
375.7
26130
18.5.5 Level Energy 2
28,750.00 kJ / mol965.20 kJ / mol
710.2162
28750
18.6.1 Level Energy 3rd
34,230.00 kJ / mol3,600.00 kJ / mol
1600
34230
18.6.5 Level Energy 4
37,066.00 kJ / molora Sumadhiya
2780
37066
18.7.2 Level Energy 5th
97,510.00 kJ / molora Sumadhiya
4305.2
97510
19.1.2 Level Energy 6th
105,800.00 kJ / molora Sumadhiya
5715.8
105800
19.1.6 tingkat Energy 7
114,300.00 kJ / molora Sumadhiya
7226.8
114300
19.4.3 Level Energy 8
125,300.00 kJ / molora Sumadhiya
8857.4
125300
19.4.7 Level Energy 9
134,700.00 kJ / molora Sumadhiya
14110
134700
19.4.12 Level Energy 10th
144,300.00 kJ / molora Sumadhiya
17100
144300
19.4.17 Level Energy 11
26,130.00 kJ / molora Sumadhiya
19900
169988
19.5.2 Level Energy 12
28,750.00 kJ / molora Sumadhiya
22219
189368
19.6.3 Level Energy 13
34,230.00 kJ / molora Sumadhiya
26930
76015
19.10.4 Level Energy 14
37,066.00 kJ / molora Sumadhiya
29196
86450
20.8.1 Level Energy 15
97,510.00 kJ / molora Sumadhiya
41987
97510
20.9.2 Level Energy 16
105,800.00 kJ / molora Sumadhiya
47206
109480
21.1.1 Level Energy 17
114,300.00 kJ / molora Sumadhiya
52737
122200
22.1.3 Level Energy 18
125,300.00 kJ / molora Sumadhiya
58570
134810
22.4.3 Level Energy 19
134,700.00 kJ / molora Sumadhiya
64702
148700
22.5.3 Level Energy 20
144,300.00 kJ / molora Sumadhiya
80400
171200
22.6.3 Level Energy 21
157,700.00 kJ / molora Sumadhiya
87000
179100
22.10.3 Level Energy 22
166,090.00 kJ / molora Sumadhiya
93400
184900
22.11.3 Level Energy 23rd
ora Sumadhiyaora Sumadhiya
98420
198800
22.12.2 Level Energy 24
ora Sumadhiyaora Sumadhiya
104400
195200
22.15.1 Level Energy 25th
ora Sumadhiyaora Sumadhiya
121900
121900
22.16.1 Level Energy 26th
ora Sumadhiyaora Sumadhiya
127700
127700
22.17.1 Level Energy 27th
ora Sumadhiyaora Sumadhiya
133800
133800
23.1.3 Level Energy 28th
ora Sumadhiyaora Sumadhiya
139800
139800
23.3.1 Level Energy 29
ora Sumadhiyaora Sumadhiya
148100
148100
23.4.3 Level Energy 30
ora Sumadhiyaora Sumadhiya
154500
154500
24.2 padha karo elektrokimia
0.32 g / amp-day2.56 g / amp-day
0.16812
8.3209
25.3 Fungsi Work elektron
25.5 Properties Kimia liyane
anti Corrosion, Kimia Stabilitas, ionisasi, Isotop radioaktif, kelarutan
ionisasi, Isotop radioaktif, Radioaktif, kelarutan
26 atom
26.1 Panggil atom
26.5 Konfigurasi elektron
26.6 Struktur Crystal
Body tengah kubik (Bcc)
Body tengah kubik (Bcc)
26.6.1 Crystal pola
26.7 atom
26.7.1 Jumlah proton
27.1.1 Jumlah Neutron
28.1.3 Jumlah Èlèktron
28.3 Radius saka Atom
28.3.1 Radius atom
128.00 pm222.00 pm
112
265
28.5.3 kovalen Radius
139.00 pm215.00 pm
96
260
28.8.1 Van der Waals Radius
200.00 pm268.00 pm
139
348
28.10 Bobot atom
52.00 Amu137.33 Amu
6.94
294
30.2 Volume atom
7.23 cm3 / mol39.24 cm3 / mol
1.39
71.07
31.6 Nomer atom jejer
31.6.1 unsur Previous
31.6.2 Sabanjure unsur
31.7 Potensi Valence Electron
170.00 (-eV)21.30 (-eV)
8
392.42
31.12 Constant pola
291.00 pm502.80 pm
228.58
891.25
32.2 pola Angles
π/2, π/2, π/2
π/2, π/2, π/2
32.3 Pola C / A rasio
ora Sumadhiyaora Sumadhiya
1.567
1.886
33 Teknik
33.1 Kapadhetan
33.1.1 Kapadhetan Ing suhu kamar
7.19 g / cm 33.51 g / cm 3
0.534
40.7
33.3.3 Kapadhetan Nalika Liquid (ing mp)
6.30 g / cm33.34 g / cm3
0.512
20
33.6 Strength tensile
689.00 MPaora Sumadhiya
2.5
11000
33.9 viskositas
ora Sumadhiyaora Sumadhiya
0.001526
0.001526
33.11 meksa beluk
33.11.1 Meksa beluk ing 1000 K
0.00 (Pa)7.11 (Pa)
2.47E-11
121
33.11.3 Meksa beluk ing 2000 K
774.00 (Pa)ora Sumadhiya
2.62E-10
774
33.12 situs kelenturan
33.12.1 nyukur pengaturan
115.00 GPA4.90 GPA
1.3
222
33.13.2 pengaturan akeh
160.00 GPA9.60 GPA
1.6
462
33.16.1 Young kang pengaturan
279.00 GPA13.00 GPA
1.7
528
33.17 Poisson rasio
0.21ora Sumadhiya
0.032
0.47
33.19 Properties Teknik liyane
34 Magnetic
34.1 Ciri Magnetic
34.1.1 Gravitasi tartamtu
34.1.2 Nindakake Magnetic
Antiferromagnetic
paramagnetic
34.1.3 permeabilitas
ora Sumadhiyaora Sumadhiya
1.25643E-06
0.0063
34.1.4 kelemahan
ora Sumadhiyaora Sumadhiya
-0.000166
200000
34.4 Properties Listrik
34.4.1 Property Listrik
34.4.2 resistivity
125.00 nΩ · m332.00 nΩ · m
0.18
961
35.1.2 konduktivitas listrik
0.08 10 6 / cm Ω0.03 10 6 / cm Ω
0.00666
0.63
35.1.3 elektron Affinity
64.30 kJ / mol13.95 kJ / mol
0
222.8
36 termal
36.1 Kalor tartamtu
0.45 J / (kg K)0.20 J / (kg K)
0.11
3.6
36.2 Graham Kapasitas kalor
23.35 J / mol · K28.07 J / mol · K
16.443
62.7
36.4 doyo termal
93.90 W / m · K18.40 W / m · K
6.3
429
36.6 suhu kritis
ora Sumadhiyaora Sumadhiya
26.3
3223
36.8 Expansion termal
4.90 μm / (m · K)20.60 μm / (m · K)
4.5
97
36.9 enthalpy
36.9.1 Enthalpy panguapan
348.80 kJ / mol140.00 kJ / mol
7.32
799.1
36.9.3 Enthalpy saka Fusion
15.31 kJ / mol7.66 kJ / mol
2.1
35.23
36.10.2 Enthalpy saka atomization
397.50 kJ / mol175.70 kJ / mol
61.5
837
36.11 Standard molar Entropy
23.80 J / mol.K62.50 J / mol.K
9.5
198.1