lithium mungsuh Holmium
Tabel périodik
Symbol
Li
Ho
Panggil Group
1
17
ora Sumadhiya
Panggil periode
2
6
Block
s pemblokiran
pemblokiran f
Family unsur
alkali
lanthanide
CAS Number
7439932
99+
7440600
29
Jeneng papan Group
3M Im_
P63 / mmc
Space Group Number
229.00
1
194.00
5
facts
Facts Interesting
- kapasitas panas saka Lithium banget dhuwur.
- Lithium logam inflammable lan Highly mbledhos, Empu iku wis bisa disimpen.
- metal Holmium sanget alus lan malleable.
- metal Holmium uga dikenal kanggo resistivity sawijining karat.
sumber
Found in Minerals, Mining
Found in Minerals, Mining, Ores saka Minerals
History
sing katutup
Johan August Arfwedson
Marc Delafontaine
Discovery
ing 1817
ing taun 1878
turah mbrawah
Turah mbrawah Ing Universe
6 * 10-7 %
18
5 * 10-8 %
27
Turah mbrawah Ing Sun
~0.00017 %
11
~-9999 %
Turah mbrawah Ing meteorit
0.00 %
22
0.00 %
99+
Turah mbrawah Ing bumi lemah ndhuwur
0.00 %
99+
0.00 %
38
Turah mbrawah Ing Segara
0.00 %
15
0.00 %
99+
Turah mbrawah Ing Manungsa
0.00 %
16
ora Sumadhiya
ulah
Ulah lan Wuku
- Panggunaan utama Lithium wis Manufaktur strum maneh batre kanggo peralatan elektronik lan Gadgets.
- iku uga digunakake ing Manufaktur batre non-strum.
- 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.
Ulah Industrial
Industry Aerospace, Industry Listrik, Industry Elektronik
NA
Ulah Medical
NA
NA
Ulah liyane
wesi
wesi, Nuclear Riset
Properties biologi
keracunan
NA
Low Toxic
Saiki ing badan Human
Ya
Ora
Sang
0.00 Sang / mg dm-3
27
ora Sumadhiya
ing Bone
1.30 ppm
17
ora Sumadhiya
fisik Properties
leleh Point
180.54 ° C
99+
1,461.00 ° C
30
Boiling Point
1,347.00 ° C
99+
2,600.00 ° C
99+
katon
State fisik
Solid
Solid
warna
perak Putih
perak Putih
luster
NA
metallic
atose
Mohs atose
0.60
21
ora Sumadhiya
Brinell atose
5.00 MPa
99+
746.00 MPa
13
Vickers atose
ora Sumadhiya
481.00 MPa
23
Kacepetan swara
6,000.00 m / s
3
2,760.00 m / s
30
Properties Optical
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
Li
Ho
isotop
Isotop dikenal
8
30
34
5
keelektronegatifan
Pauling Elektronegativitas
0.98
99+
1.23
37
Sanderson Elektronegativitas
0.89
26
ora Sumadhiya
Allred Rochow Elektronegativitas
0.97
38
1.10
30
Mulliken-Jaffe Elektronegativitas
0.97
19
ora Sumadhiya
Allen Elektronegativitas
0.91
99+
ora Sumadhiya
Electropositivity
Pauling Electropositivity
3.02
8
2.77
17
tenogo ionisasi
Level Energy 1st
520.20 kJ / mol
99+
581.00 kJ / mol
99+
Level Energy 2
7,298.10 kJ / mol
3
1,140.00 kJ / mol
99+
Level Energy 3rd
11,815.00 kJ / mol
4
2,204.00 kJ / mol
99+
Level Energy 4
ora Sumadhiya
4,100.00 kJ / mol
34
padha karo elektrokimia
0.26 g / amp-day
99+
2.02 g / amp-day
29
Fungsi Work elektron
2.90 eV
37
ora Sumadhiya
Properties Kimia liyane
Corrosion, kebakar, ionisasi, Isotop radioaktif
Kimia Stabilitas, anti Corrosion, ionisasi, Isotop radioaktif, kelarutan
atom Properties
Panggil atom
3
99+
67
99+
Konfigurasi elektron
[Panjenenganipun] 2s 1
[Xe] 4F 11 6s 2
Struktur Crystal
Body tengah kubik (Bcc)
Hexagonal Tutup dikempalken (HCP)
Crystal pola
BCC-Crystal-Structure-.jpg#100
HCP-Crystal-Structure-of-Holmium.jpg#100
atom
Jumlah proton
3
99+
67
99+
Jumlah Neutron
4
99+
98
34
Jumlah Èlèktron
3
99+
67
99+
Radius saka Atom
Radius atom
152.00 pm
31
176.00 pm
18
kovalen Radius
128.00 pm
99+
192.00 pm
17
Van der Waals Radius
182.00 pm
35
216.00 pm
24
Bobot atom
6.94 Amu
99+
164.93 Amu
99+
Volume atom
13.10 cm3 / mol
39
18.70 cm3 / mol
24
Nomer atom jejer
Potensi Valence Electron
19.00 (-eV)
99+
47.90 (-eV)
31
Constant pola
351.00 pm
99+
357.73 pm
38
pola Angles
π/2, π/2, π/2
π/2, π/2, 2 π/3
Pola C / A rasio
ora Sumadhiya
1.57
17
Teknik Properties
Kapadhetan
Kapadhetan Ing suhu kamar
0.53 g / cm 3
99+
8.79 g / cm 3
99+
Kapadhetan Nalika Liquid (ing mp)
0.51 g / cm3
99+
8.34 g / cm3
26
Strength tensile
ora Sumadhiya
ora Sumadhiya
viskositas
ora Sumadhiya
ora Sumadhiya
meksa beluk
Meksa beluk ing 1000 K
109.00 (Pa)
2
0.00 (Pa)
16
situs kelenturan
nyukur pengaturan
4.20 GPA
99+
26.30 GPA
28
pengaturan akeh
11.00 GPA
99+
40.20 GPA
32
Young kang pengaturan
4.90 GPA
99+
64.80 GPA
31
Poisson rasio
ora Sumadhiya
0.23
29
Properties Teknik liyane
NA
ductile, malleable, Sectile
Magnetic Properties
Ciri Magnetic
Gravitasi tartamtu
0.53
99+
8.80
35
Nindakake Magnetic
paramagnetic
paramagnetic
Properties Listrik
Property Listrik
Arman
Arman
resistivity
92.80 nΩ · m
33
814.00 nΩ · m
4
konduktivitas listrik
0.11 10 6 / cm Ω
19
0.01 10 6 / cm Ω
99+
elektron Affinity
59.60 kJ / mol
16
50.00 kJ / mol
21
termal Properties
Kalor tartamtu
3.60 J / (kg K)
1
0.16 J / (kg K)
35
Graham Kapasitas kalor
24.86 J / mol · K
99+
27.15 J / mol · K
19
doyo termal
84.80 W / m · K
20
16.20 W / m · K
99+
suhu kritis
3,223.00 K
1
ora Sumadhiya
Expansion termal
46.00 μm / (m · K)
7
11.20 μm / (m · K)
35
enthalpy
Enthalpy panguapan
134.70 kJ / mol
99+
241.00 kJ / mol
38
Enthalpy saka Fusion
3.00 kJ / mol
99+
11.76 kJ / mol
29
Enthalpy saka atomization
160.70 kJ / mol
99+
301.00 kJ / mol
36
Standard molar Entropy
29.10 J / mol.K
99+
75.30 J / mol.K
8
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