1 Tabel périodik
1.1 Symbol
1.2 Panggil Group
3.3 Panggil periode
3.4 Block
4.2 Family unsur
transisi Metal
lanthanide
4.3 CAS Number
74404737440520
7429905
54386242
4.5 Jeneng papan Group
4.6 Space Group Number
5 facts
5.1 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.
- Erbium logam digunakake minangka alloyed karo Vanadium wis alus.
- Panaliten anyar nuduhake yen iku mbiyantu kanggo metabolisme.
5.2 sumber
Found in Minerals, Mining, Ores logam, Ores saka Minerals
Mining
5.3 History
5.3.1 sing katutup
Louis Nicolas Vauquelin
Carl Gustaf Mosander
5.3.2 Discovery
Ing Antarane 1797 - 1798
Wonten ing taun 1842
5.4 turah mbrawah
5.4.1 Turah mbrawah Ing Universe
1.5 * 10-3 %2 * 10-7 %
5E-09
0.11
5.7.6 Turah mbrawah Ing Sun
~0.002 %~0.0000001 %
1E-08
0.1
6.3.1 Turah mbrawah Ing meteorit
6.6.2 Turah mbrawah Ing bumi lemah ndhuwur
7.3.1 Turah mbrawah Ing Segara
7.5.2 Turah mbrawah Ing Manungsa
0.00 %ora Sumadhiya
1E-13
1.4
8 ulah
8.1 Ulah lan Wuku
Character length exceed error
- Wis cenderung kanggo njaluk tarnished ing online mbukak, nanging nalika alloyed karo unsur kaya erbium, vanadium, tingkat atose sudo.
- senyawa kaya Erbium oxide digunakake ing kaca tingal safety saka welders lan buruh metal.
8.1.1 Ulah Industrial
Industry automobile, Industri Kimia
Industri Kimia
8.1.2 Ulah Medical
8.1.3 Ulah liyane
8.2 Properties biologi
8.2.1 keracunan
Highly Toxic
mildly Toxic
8.2.2 Saiki ing badan Human
8.2.3 Sang
0.11 Sang / mg dm-3ora Sumadhiya
0
1970
8.4.3 ing Bone
0.33 ppmora Sumadhiya
0
170000
9 fisik
9.1 leleh Point
1,857.00 ° C1,522.00 ° C
27
3410
9.4 Boiling Point
2,672.00 ° C2,510.00 ° C
147
5660
9.9 katon
9.9.1 State fisik
9.9.2 warna
9.9.3 luster
9.10 atose
9.10.1 Mohs atose
8.50ora Sumadhiya
0.2
8.5
10.1.6 Brinell atose
687.00 MPa814.00 MPa
0.14
3490
10.1.10 Vickers atose
1,060.00 MPa589.00 MPa
121
3430
10.2 Kacepetan swara
5,940.00 m / s2,830.00 m / s
818
16200
10.5 Properties Optical
10.5.1 bias Index
ora Sumadhiyaora Sumadhiya
1.000933
1.7229
10.5.4 reflectivity
ora Sumadhiyaora Sumadhiya
58
97
10.7 allotropes
10.7.1 α allotropes
ora Sumadhiya
ora Sumadhiya
10.7.2 β allotropes
ora Sumadhiya
ora Sumadhiya
10.7.3 γ allotropes
ora Sumadhiya
ora Sumadhiya
11 Kimia
11.1 Formula Kimia
11.2 isotop
11.2.1 Isotop dikenal
11.4 keelektronegatifan
11.4.1 Pauling Elektronegativitas
11.6.1 Sanderson Elektronegativitas
1.66ora Sumadhiya
0.22
2.56
12.1.2 Allred Rochow Elektronegativitas
12.3.1 Mulliken-Jaffe Elektronegativitas
ora Sumadhiyaora Sumadhiya
0.62
2.48
12.5.1 Allen Elektronegativitas
1.65ora Sumadhiya
0.659
2.7
13.2 Electropositivity
13.2.1 Pauling Electropositivity
13.3 tenogo ionisasi
13.3.1 Level Energy 1st
26,130.00 kJ / mol589.30 kJ / mol
375.7
26130
13.4.2 Level Energy 2
28,750.00 kJ / mol1,150.00 kJ / mol
710.2162
28750
13.4.4 Level Energy 3rd
34,230.00 kJ / mol2,194.00 kJ / mol
1600
34230
13.5.5 Level Energy 4
37,066.00 kJ / mol4,120.00 kJ / mol
2780
37066
13.6.1 Level Energy 5th
97,510.00 kJ / molora Sumadhiya
4305.2
97510
13.6.3 Level Energy 6th
105,800.00 kJ / molora Sumadhiya
5715.8
105800
13.7.1 tingkat Energy 7
114,300.00 kJ / molora Sumadhiya
7226.8
114300
13.7.4 Level Energy 8
125,300.00 kJ / molora Sumadhiya
8857.4
125300
13.9.1 Level Energy 9
134,700.00 kJ / molora Sumadhiya
14110
134700
14.2.1 Level Energy 10th
144,300.00 kJ / molora Sumadhiya
17100
144300
14.4.1 Level Energy 11
26,130.00 kJ / molora Sumadhiya
19900
169988
15.3.1 Level Energy 12
28,750.00 kJ / molora Sumadhiya
22219
189368
16.2.1 Level Energy 13
34,230.00 kJ / molora Sumadhiya
26930
76015
16.8.2 Level Energy 14
37,066.00 kJ / molora Sumadhiya
29196
86450
16.9.2 Level Energy 15
97,510.00 kJ / molora Sumadhiya
41987
97510
16.10.2 Level Energy 16
105,800.00 kJ / molora Sumadhiya
47206
109480
16.11.3 Level Energy 17
114,300.00 kJ / molora Sumadhiya
52737
122200
16.12.2 Level Energy 18
125,300.00 kJ / molora Sumadhiya
58570
134810
16.12.6 Level Energy 19
134,700.00 kJ / molora Sumadhiya
64702
148700
16.12.8 Level Energy 20
144,300.00 kJ / molora Sumadhiya
80400
171200
16.15.1 Level Energy 21
157,700.00 kJ / molora Sumadhiya
87000
179100
17.1.2 Level Energy 22
166,090.00 kJ / molora Sumadhiya
93400
184900
17.2.1 Level Energy 23rd
ora Sumadhiyaora Sumadhiya
98420
198800
17.2.3 Level Energy 24
ora Sumadhiyaora Sumadhiya
104400
195200
17.5.1 Level Energy 25th
ora Sumadhiyaora Sumadhiya
121900
121900
17.5.3 Level Energy 26th
ora Sumadhiyaora Sumadhiya
127700
127700
17.6.1 Level Energy 27th
ora Sumadhiyaora Sumadhiya
133800
133800
17.8.1 Level Energy 28th
ora Sumadhiyaora Sumadhiya
139800
139800
18.1.2 Level Energy 29
ora Sumadhiyaora Sumadhiya
148100
148100
19.1.1 Level Energy 30
ora Sumadhiyaora Sumadhiya
154500
154500
19.3 padha karo elektrokimia
0.32 g / amp-day2.08 g / amp-day
0.16812
8.3209
19.6 Fungsi Work elektron
4.50 eVora Sumadhiya
2.14
5.65
19.10 Properties Kimia liyane
anti Corrosion, Kimia Stabilitas, ionisasi, Isotop radioaktif, kelarutan
ionisasi, Isotop radioaktif, kelarutan
20 atom
20.1 Panggil atom
20.5 Konfigurasi elektron
[Ar] 3d 5 4s 1
[Xe] 4F 12 6s 2
20.6 Struktur Crystal
Body tengah kubik (Bcc)
Hexagonal Tutup dikempalken (HCP)
20.6.1 Crystal pola
20.7 atom
20.7.1 Jumlah proton
20.7.4 Jumlah Neutron
20.8.1 Jumlah Èlèktron
20.11 Radius saka Atom
20.11.1 Radius atom
128.00 pm176.00 pm
112
265
21.1.4 kovalen Radius
139.00 pm189.00 pm
96
260
21.1.6 Van der Waals Radius
200.00 pmora Sumadhiya
139
348
21.3 Bobot atom
52.00 Amu167.26 Amu
6.94
294
21.4 Volume atom
7.23 cm3 / mol18.40 cm3 / mol
1.39
71.07
22.2 Nomer atom jejer
22.2.1 unsur Previous
22.2.2 Sabanjure unsur
22.3 Potensi Valence Electron
170.00 (-eV)49.00 (-eV)
8
392.42
22.6 Constant pola
291.00 pm355.88 pm
228.58
891.25
22.8 pola Angles
π/2, π/2, π/2
π/2, π/2, 2 π/3
22.9 Pola C / A rasio
ora Sumadhiya1.57
1.567
1.886
23 Teknik
23.1 Kapadhetan
23.1.1 Kapadhetan Ing suhu kamar
7.19 g / cm 39.07 g / cm 3
0.534
40.7
23.2.2 Kapadhetan Nalika Liquid (ing mp)
6.30 g / cm38.86 g / cm3
0.512
20
23.3 Strength tensile
689.00 MPaora Sumadhiya
2.5
11000
23.4 viskositas
ora Sumadhiyaora Sumadhiya
0.001526
0.001526
23.6 meksa beluk
23.6.1 Meksa beluk ing 1000 K
0.00 (Pa)0.00 (Pa)
2.47E-11
121
23.6.2 Meksa beluk ing 2000 K
774.00 (Pa)ora Sumadhiya
2.62E-10
774
23.7 situs kelenturan
23.7.1 nyukur pengaturan
115.00 GPA28.30 GPA
1.3
222
23.7.2 pengaturan akeh
160.00 GPA44.40 GPA
1.6
462
23.7.3 Young kang pengaturan
279.00 GPA69.90 GPA
1.7
528
23.8 Poisson rasio
23.9 Properties Teknik liyane
24 Magnetic
24.1 Ciri Magnetic
24.1.1 Gravitasi tartamtu
24.1.2 Nindakake Magnetic
Antiferromagnetic
paramagnetic
24.1.3 permeabilitas
ora Sumadhiyaora Sumadhiya
1.25643E-06
0.0063
24.1.4 kelemahan
ora Sumadhiyaora Sumadhiya
-0.000166
200000
24.2 Properties Listrik
24.2.1 Property Listrik
24.2.2 resistivity
125.00 nΩ · m0.86 nΩ · m
0.18
961
24.2.3 konduktivitas listrik
0.08 10 6 / cm Ω0.01 10 6 / cm Ω
0.00666
0.63
24.2.4 elektron Affinity
64.30 kJ / mol50.00 kJ / mol
0
222.8
25 termal
25.1 Kalor tartamtu
0.45 J / (kg K)0.17 J / (kg K)
0.11
3.6
25.2 Graham Kapasitas kalor
23.35 J / mol · K28.12 J / mol · K
16.443
62.7
25.3 doyo termal
93.90 W / m · K14.50 W / m · K
6.3
429
25.4 suhu kritis
ora Sumadhiyaora Sumadhiya
26.3
3223
25.5 Expansion termal
4.90 μm / (m · K)12.20 μm / (m · K)
4.5
97
25.6 enthalpy
25.6.1 Enthalpy panguapan
348.80 kJ / mol261.00 kJ / mol
7.32
799.1
25.6.2 Enthalpy saka Fusion
15.31 kJ / mol17.20 kJ / mol
2.1
35.23
25.6.3 Enthalpy saka atomization
397.50 kJ / mol314.00 kJ / mol
61.5
837
25.7 Standard molar Entropy
23.80 J / mol.K73.10 J / mol.K
9.5
198.1