Holmium mungsuh Zirconium
Tabel périodik
Symbol
Ho
Zr
Panggil Group
ora Sumadhiya
4
14
Panggil periode
6
5
Block
pemblokiran f
d block
Family unsur
lanthanide
transisi Metal
CAS Number
7440600
29
7440677
23
Jeneng papan Group
P63 / mmc
P63 / mmc
Space Group Number
194.00
5
194.00
5
facts
Facts Interesting
- metal Holmium sanget alus lan malleable.
- metal Holmium uga dikenal kanggo resistivity sawijining karat.
- Zirconium logam bisa nolak kanggo asam banget.
- Zirconium logam ditanggepi karo oksigen lan nitrogen ing atmosfer.
sumber
Found in Minerals, Mining, Ores saka Minerals
Found in Minerals, Mining, Ores saka Minerals
History
sing katutup
Marc Delafontaine
Martin Heinrich Klaproth
Discovery
ing taun 1878
ing taun 1789
turah mbrawah
Turah mbrawah Ing Universe
5 * 10-8 %
27
5 * 10-6 %
13
Turah mbrawah Ing Sun
~-9999 %
~0.000004 %
16
Turah mbrawah Ing meteorit
0.00 %
99+
0.00 %
17
Turah mbrawah Ing bumi lemah ndhuwur
0.00 %
38
0.01 %
14
Turah mbrawah Ing Segara
0.00 %
99+
0.00 %
23
Turah mbrawah Ing Manungsa
ora Sumadhiya
0.00 %
15
ulah
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.
- Minangka logam ora nresep neutron; Kang digunakake ing stasiun daya nuklir.
- oxide sawijining digunakake ing keramik kuwat Ultra. Sampeyan uga dipigunakaké ing crucibles Manufaktur.
Ulah Industrial
NA
Industry Aerospace, Industry amunisi
Ulah Medical
NA
NA
Ulah liyane
wesi, Nuclear Riset
wesi, Nuclear Riset, tujuan Research
Properties biologi
keracunan
Low Toxic
NA
Saiki ing badan Human
Ora
Ya
Sang
ora Sumadhiya
0.01 Sang / mg dm-3
21
ing Bone
ora Sumadhiya
0.10 ppm
23
fisik Properties
leleh Point
1,461.00 ° C
30
1,852.00 ° C
15
Boiling Point
2,600.00 ° C
99+
4,377.00 ° C
11
katon
State fisik
Solid
Solid
warna
perak Putih
perak Putih
luster
metallic
lustrous
atose
Mohs atose
ora Sumadhiya
5.00
8
Brinell atose
746.00 MPa
13
638.00 MPa
19
Vickers atose
481.00 MPa
23
820.00 MPa
15
Kacepetan swara
2,760.00 m / s
30
3,800.00 m / s
20
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
Ho
Zr
isotop
Isotop dikenal
34
5
24
15
keelektronegatifan
Pauling Elektronegativitas
1.23
37
1.33
30
Sanderson Elektronegativitas
ora Sumadhiya
0.90
25
Allred Rochow Elektronegativitas
1.10
30
1.22
26
Allen Elektronegativitas
ora Sumadhiya
1.32
34
Electropositivity
Pauling Electropositivity
2.77
17
2.67
24
tenogo ionisasi
Level Energy 1st
581.00 kJ / mol
99+
640.10 kJ / mol
99+
Level Energy 2
1,140.00 kJ / mol
99+
1,270.00 kJ / mol
99+
Level Energy 3rd
2,204.00 kJ / mol
99+
2,218.00 kJ / mol
99+
Level Energy 4
4,100.00 kJ / mol
34
3,313.00 kJ / mol
99+
Level Energy 5th
ora Sumadhiya
7,752.00 kJ / mol
10
Level Energy 6th
ora Sumadhiya
9,500.00 kJ / mol
15
padha karo elektrokimia
2.02 g / amp-day
29
0.85 g / amp-day
99+
Fungsi Work elektron
ora Sumadhiya
4.05 eV
26
Properties Kimia liyane
Kimia Stabilitas, anti Corrosion, ionisasi, Isotop radioaktif, kelarutan
anti Corrosion, kebakar, ionisasi, Isotop radioaktif, kelarutan
atom Properties
Panggil atom
67
99+
40
99+
Konfigurasi elektron
[Xe] 4F 11 6s 2
[Kr] 4d 2 5S 2
Struktur Crystal
Hexagonal Tutup dikempalken (HCP)
Hexagonal Tutup dikempalken (HCP)
Crystal pola
HCP-Crystal-Structure-of-Holmium.jpg#100
HCP-Crystal-Structure-of-Zirconium.jpg#100
atom
Jumlah proton
67
99+
40
99+
Jumlah Neutron
98
34
51
99+
Jumlah Èlèktron
67
99+
40
99+
Radius saka Atom
Radius atom
176.00 pm
18
160.00 pm
27
kovalen Radius
192.00 pm
17
175.00 pm
23
Van der Waals Radius
216.00 pm
24
200.00 pm
28
Bobot atom
164.93 Amu
99+
91.22 Amu
99+
Volume atom
18.70 cm3 / mol
24
14.10 cm3 / mol
36
Nomer atom jejer
Potensi Valence Electron
47.90 (-eV)
31
80.00 (-eV)
18
Constant pola
357.73 pm
38
323.20 pm
99+
pola Angles
π/2, π/2, 2 π/3
π/2, π/2, 2 π/3
Pola C / A rasio
1.57
17
1.59
8
Teknik Properties
Kapadhetan
Kapadhetan Ing suhu kamar
8.79 g / cm 3
99+
6.52 g / cm 3
99+
Kapadhetan Nalika Liquid (ing mp)
8.34 g / cm3
26
5.80 g / cm3
99+
Strength tensile
ora Sumadhiya
330.00 MPa
12
viskositas
ora Sumadhiya
ora Sumadhiya
meksa beluk
Meksa beluk ing 1000 K
0.00 (Pa)
16
ora Sumadhiya
Meksa beluk ing 2000 K
ora Sumadhiya
0.00 (Pa)
21
situs kelenturan
nyukur pengaturan
26.30 GPA
28
33.00 GPA
20
pengaturan akeh
40.20 GPA
32
91.10 GPA
17
Young kang pengaturan
64.80 GPA
31
88.00 GPA
22
Poisson rasio
0.23
29
0.34
10
Properties Teknik liyane
ductile, malleable, Sectile
ductile, malleable
Magnetic Properties
Ciri Magnetic
Gravitasi tartamtu
8.80
35
6.51
99+
Nindakake Magnetic
paramagnetic
paramagnetic
Properties Listrik
Property Listrik
Arman
Arman
resistivity
814.00 nΩ · m
4
421.00 nΩ · m
11
konduktivitas listrik
0.01 10 6 / cm Ω
99+
0.02 10 6 / cm Ω
99+
elektron Affinity
50.00 kJ / mol
21
41.10 kJ / mol
27
termal Properties
Kalor tartamtu
0.16 J / (kg K)
35
0.27 J / (kg K)
19
Graham Kapasitas kalor
27.15 J / mol · K
19
25.36 J / mol · K
99+
doyo termal
16.20 W / m · K
99+
22.60 W / m · K
99+
suhu kritis
ora Sumadhiya
ora Sumadhiya
Expansion termal
11.20 μm / (m · K)
35
5.70 μm / (m · K)
99+
enthalpy
Enthalpy panguapan
241.00 kJ / mol
38
581.60 kJ / mol
9
Enthalpy saka Fusion
11.76 kJ / mol
29
20.90 kJ / mol
11
Enthalpy saka atomization
301.00 kJ / mol
36
598.00 kJ / mol
10
Standard molar Entropy
75.30 J / mol.K
8
39.00 J / mol.K
39
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