1 Tabel périodik
1.1 Symbol
1.2 Panggil Group
1.3 Panggil periode
1.4 Block
1.5 Family unsur
lanthanide
transisi Metal
1.6 CAS Number
74406007440655
7429905
54386242
1.7 Jeneng papan Group
1.8 Space Group Number
2 facts
2.1 Facts Interesting
- metal Holmium sanget alus lan malleable.
- metal Holmium uga dikenal kanggo resistivity sawijining karat.
- Yttrium Metal punika Highly beracun.
- Yttrium Metal punika reaktif ing alam Empu ora ketemu gratis ing alam.
2.2 sumber
Found in Minerals, Mining, Ores saka Minerals
Found in Minerals, Mining, Ores saka Minerals
2.3 History
2.3.1 sing katutup
Marc Delafontaine
Johan Gadolin
2.3.2 Discovery
ing taun 1878
ing taun 1794
2.4 turah mbrawah
2.4.1 Turah mbrawah Ing Universe
5 * 10-8 %7 * 10-7 %
5E-09
0.11
2.4.2 Turah mbrawah Ing Sun
~-9999 %~0.0000001 %
1E-08
0.1
2.4.3 Turah mbrawah Ing meteorit
2.4.4 Turah mbrawah Ing bumi lemah ndhuwur
2.4.5 Turah mbrawah Ing Segara
2.4.6 Turah mbrawah Ing Manungsa
ora Sumadhiyaora Sumadhiya
1E-13
1.4
3 ulah
3.1 Ulah lan Wuku
- metal Holmium duwe kemampuan kanggo nresep neutron, supaya logam iki digunakake ing reaktor nuklir kanggo njaga reaksi berantai saka unsur ing kontrol.
- Wesi saka Holmium digunakake kanggo gawé Magnet.
- metal Yttrium digunakake ing wesi beda, minangka mundhak kekuatan aluminium Magnesium. Kang digunakake kanggo Filter Radar gelombang mikro.
- Sampeyan uga dipigunakaké minangka katalis ing ethene polymerisation.
3.1.1 Ulah Industrial
NA
Industry Listrik, Industry Elektronik
3.1.2 Ulah Medical
3.1.3 Ulah liyane
3.2 Properties biologi
3.2.1 keracunan
3.2.2 Saiki ing badan Human
3.2.3 Sang
ora Sumadhiya0.00 Sang / mg dm-3
0
1970
3.2.4 ing Bone
ora Sumadhiya0.07 ppm
0
170000
4 fisik
4.1 leleh Point
1,461.00 ° C1,523.00 ° C
27
3410
4.2 Boiling Point
2,600.00 ° C3,337.00 ° C
147
5660
4.3 katon
4.3.1 State fisik
4.3.2 warna
4.3.3 luster
4.4 atose
4.4.1 Mohs atose
ora Sumadhiyaora Sumadhiya
0.2
8.5
4.4.2 Brinell atose
746.00 MPa589.00 MPa
0.14
3490
4.4.3 Vickers atose
481.00 MPaora Sumadhiya
121
3430
4.5 Kacepetan swara
2,760.00 m / s3,300.00 m / s
818
16200
4.6 Properties Optical
4.6.1 bias Index
ora Sumadhiyaora Sumadhiya
1.000933
1.7229
4.6.2 reflectivity
ora Sumadhiyaora Sumadhiya
58
97
4.7 allotropes
4.7.1 α allotropes
ora Sumadhiya
ora Sumadhiya
4.7.2 β allotropes
ora Sumadhiya
ora Sumadhiya
4.7.3 γ allotropes
ora Sumadhiya
ora Sumadhiya
5 Kimia
5.1 Formula Kimia
5.2 isotop
5.2.1 Isotop dikenal
5.3 keelektronegatifan
5.3.1 Pauling Elektronegativitas
5.3.2 Sanderson Elektronegativitas
ora Sumadhiya0.65
0.22
2.56
5.3.3 Allred Rochow Elektronegativitas
5.3.4 Mulliken-Jaffe Elektronegativitas
ora Sumadhiyaora Sumadhiya
0.62
2.48
5.3.5 Allen Elektronegativitas
ora Sumadhiya1.12
0.659
2.7
5.4 Electropositivity
5.4.1 Pauling Electropositivity
5.5 tenogo ionisasi
5.5.1 Level Energy 1st
581.00 kJ / mol600.00 kJ / mol
375.7
26130
5.5.2 Level Energy 2
1,140.00 kJ / mol1,180.00 kJ / mol
710.2162
28750
5.5.3 Level Energy 3rd
2,204.00 kJ / mol1,980.00 kJ / mol
1600
34230
5.5.4 Level Energy 4
4,100.00 kJ / mol5,847.00 kJ / mol
2780
37066
5.5.5 Level Energy 5th
ora Sumadhiya7,430.00 kJ / mol
4305.2
97510
5.5.6 Level Energy 6th
ora Sumadhiya8,970.00 kJ / mol
5715.8
105800
5.5.7 tingkat Energy 7
ora Sumadhiya11,190.00 kJ / mol
7226.8
114300
5.5.8 Level Energy 8
ora Sumadhiya12,450.00 kJ / mol
8857.4
125300
5.5.9 Level Energy 9
ora Sumadhiya14,110.00 kJ / mol
14110
134700
5.5.10 Level Energy 10th
ora Sumadhiya18,400.00 kJ / mol
17100
144300
5.5.11 Level Energy 11
ora Sumadhiya19,900.00 kJ / mol
19900
169988
5.5.12 Level Energy 12
ora Sumadhiya36,090.00 kJ / mol
22219
189368
5.5.13 Level Energy 13
ora Sumadhiyaora Sumadhiya
26930
76015
5.5.14 Level Energy 14
ora Sumadhiyaora Sumadhiya
29196
86450
5.5.15 Level Energy 15
ora Sumadhiyaora Sumadhiya
41987
97510
5.5.16 Level Energy 16
ora Sumadhiyaora Sumadhiya
47206
109480
5.5.17 Level Energy 17
ora Sumadhiyaora Sumadhiya
52737
122200
5.5.18 Level Energy 18
ora Sumadhiyaora Sumadhiya
58570
134810
5.5.19 Level Energy 19
ora Sumadhiyaora Sumadhiya
64702
148700
5.5.20 Level Energy 20
ora Sumadhiyaora Sumadhiya
80400
171200
5.5.21 Level Energy 21
ora Sumadhiyaora Sumadhiya
87000
179100
5.5.22 Level Energy 22
ora Sumadhiyaora Sumadhiya
93400
184900
5.5.23 Level Energy 23rd
ora Sumadhiyaora Sumadhiya
98420
198800
5.5.24 Level Energy 24
ora Sumadhiyaora Sumadhiya
104400
195200
5.5.25 Level Energy 25th
ora Sumadhiyaora Sumadhiya
121900
121900
5.5.26 Level Energy 26th
ora Sumadhiyaora Sumadhiya
127700
127700
5.5.27 Level Energy 27th
ora Sumadhiyaora Sumadhiya
133800
133800
5.5.28 Level Energy 28th
ora Sumadhiyaora Sumadhiya
139800
139800
5.5.29 Level Energy 29
ora Sumadhiyaora Sumadhiya
148100
148100
5.5.30 Level Energy 30
ora Sumadhiyaora Sumadhiya
154500
154500
5.6 padha karo elektrokimia
2.02 g / amp-day1.11 g / amp-day
0.16812
8.3209
5.7 Fungsi Work elektron
ora Sumadhiya3.10 eV
2.14
5.65
5.8 Properties Kimia liyane
Kimia Stabilitas, anti Corrosion, ionisasi, Isotop radioaktif, kelarutan
Kimia Stabilitas, kebakar, ionisasi, Isotop radioaktif, kelarutan
6 atom
6.1 Panggil atom
6.2 Konfigurasi elektron
[Xe] 4F 11 6s 2
[Kr] 4d 1 5S 2
6.3 Struktur Crystal
Hexagonal Tutup dikempalken (HCP)
Hexagonal Tutup dikempalken (HCP)
6.3.1 Crystal pola
6.4 atom
6.4.1 Jumlah proton
6.4.2 Jumlah Neutron
6.4.3 Jumlah Èlèktron
6.5 Radius saka Atom
6.5.1 Radius atom
176.00 pm180.00 pm
112
265
6.5.2 kovalen Radius
192.00 pm190.00 pm
96
260
6.5.3 Van der Waals Radius
216.00 pm200.00 pm
139
348
6.6 Bobot atom
164.93 Amu88.91 Amu
6.94
294
6.7 Volume atom
18.70 cm3 / mol19.80 cm3 / mol
1.39
71.07
6.8 Nomer atom jejer
6.8.1 unsur Previous
6.8.2 Sabanjure unsur
6.9 Potensi Valence Electron
47.90 (-eV)48.00 (-eV)
8
392.42
6.10 Constant pola
357.73 pm364.74 pm
228.58
891.25
6.11 pola Angles
π/2, π/2, 2 π/3
π/2, π/2, 2 π/3
6.12 Pola C / A rasio
7 Teknik
7.1 Kapadhetan
7.1.1 Kapadhetan Ing suhu kamar
8.79 g / cm 34.47 g / cm 3
0.534
40.7
7.1.2 Kapadhetan Nalika Liquid (ing mp)
8.34 g / cm34.24 g / cm3
0.512
20
7.2 Strength tensile
ora Sumadhiyaora Sumadhiya
2.5
11000
7.3 viskositas
ora Sumadhiyaora Sumadhiya
0.001526
0.001526
7.4 meksa beluk
7.4.1 Meksa beluk ing 1000 K
0.00 (Pa)0.00 (Pa)
2.47E-11
121
7.4.2 Meksa beluk ing 2000 K
ora Sumadhiya4.27 (Pa)
2.62E-10
774
7.5 situs kelenturan
7.5.1 nyukur pengaturan
26.30 GPA25.60 GPA
1.3
222
7.5.2 pengaturan akeh
40.20 GPA41.20 GPA
1.6
462
7.5.3 Young kang pengaturan
64.80 GPA63.50 GPA
1.7
528
7.6 Poisson rasio
7.7 Properties Teknik liyane
ductile, malleable, Sectile
ductile
8 Magnetic
8.1 Ciri Magnetic
8.1.1 Gravitasi tartamtu
8.1.2 Nindakake Magnetic
paramagnetic
paramagnetic
8.1.3 permeabilitas
ora Sumadhiyaora Sumadhiya
1.25643E-06
0.0063
8.1.4 kelemahan
ora Sumadhiyaora Sumadhiya
-0.000166
200000
8.2 Properties Listrik
8.2.1 Property Listrik
8.2.2 resistivity
814.00 nΩ · m596.00 nΩ · m
0.18
961
8.2.3 konduktivitas listrik
0.01 10 6 / cm Ω0.02 10 6 / cm Ω
0.00666
0.63
8.2.4 elektron Affinity
50.00 kJ / mol29.60 kJ / mol
0
222.8
9 termal
9.1 Kalor tartamtu
0.16 J / (kg K)0.30 J / (kg K)
0.11
3.6
9.2 Graham Kapasitas kalor
27.15 J / mol · K26.53 J / mol · K
16.443
62.7
9.3 doyo termal
16.20 W / m · K17.20 W / m · K
6.3
429
9.4 suhu kritis
ora Sumadhiyaora Sumadhiya
26.3
3223
9.5 Expansion termal
11.20 μm / (m · K)10.60 μm / (m · K)
4.5
97
9.6 enthalpy
9.6.1 Enthalpy panguapan
241.00 kJ / mol393.00 kJ / mol
7.32
799.1
9.6.2 Enthalpy saka Fusion
11.76 kJ / mol17.15 kJ / mol
2.1
35.23
9.6.3 Enthalpy saka atomization
301.00 kJ / mol418.00 kJ / mol
61.5
837
9.7 Standard molar Entropy
75.30 J / mol.K44.40 J / mol.K
9.5
198.1