molybdenum mungsuh Holmium
Tabel périodik
Symbol
Mo
Ho
Panggil Group
6
12
ora Sumadhiya
Panggil periode
5
6
Block
d block
pemblokiran f
Family unsur
transisi Metal
lanthanide
CAS Number
7439987
99+
7440600
29
Jeneng papan Group
3M Im_
P63 / mmc
Space Group Number
229.00
1
194.00
5
facts
Facts Interesting
- Molybdenum iku metal reaktif, Empu ora ketemu gratis ing alam.
- Nganti unsur Molybdenum abad 18 padha asring mistaken minangka karbon utawa Lead.
- metal Holmium sanget alus lan malleable.
- metal Holmium uga dikenal kanggo resistivity sawijining karat.
sumber
Found in Minerals, Mining, Ores saka Minerals
Found in Minerals, Mining, Ores saka Minerals
History
sing katutup
Carl Wilhelm Scheele
Marc Delafontaine
Discovery
ing 1778
ing taun 1878
turah mbrawah
Turah mbrawah Ing Universe
5 * 10-7 %
19
5 * 10-8 %
27
Turah mbrawah Ing Sun
~0.0000009 %
19
~-9999 %
Turah mbrawah Ing meteorit
0.00 %
24
0.00 %
99+
Turah mbrawah Ing bumi lemah ndhuwur
0.00 %
39
0.00 %
38
Turah mbrawah Ing Segara
0.00 %
9
0.00 %
99+
Turah mbrawah Ing Manungsa
0.00 %
14
ora Sumadhiya
ulah
Ulah lan Wuku
- wesi digunakake kanggo nggawe bagean engine, penggerek, saw blade, etc.
- Ndhuk aditif arupi Molybdenum disulfide bisa digunaake ing industri. Sampeyan uga dipigunakaké minangka katalis.
- 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
Toxic
Low Toxic
Saiki ing badan Human
Ya
Ora
Sang
0.00 Sang / mg dm-3
31
ora Sumadhiya
ing Bone
0.70 ppm
18
ora Sumadhiya
fisik Properties
leleh Point
2,617.00 ° C
5
1,461.00 ° C
30
Boiling Point
4,612.00 ° C
9
2,600.00 ° C
99+
katon
State fisik
Solid
Solid
warna
Gray
perak Putih
luster
metallic
metallic
atose
Mohs atose
5.50
7
ora Sumadhiya
Brinell atose
1,370.00 MPa
7
746.00 MPa
13
Vickers atose
1,400.00 MPa
6
481.00 MPa
23
Kacepetan swara
5,400.00 m / s
6
2,760.00 m / s
30
Properties Optical
reflectivity
58.00 %
15
ora Sumadhiya
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
Mo
Ho
isotop
Isotop dikenal
25
14
34
5
keelektronegatifan
Pauling Elektronegativitas
2.16
5
1.23
37
Sanderson Elektronegativitas
1.15
19
ora Sumadhiya
Allred Rochow Elektronegativitas
1.30
24
1.10
30
Allen Elektronegativitas
2.16
3
ora Sumadhiya
Electropositivity
Pauling Electropositivity
1.84
99+
2.77
17
tenogo ionisasi
Level Energy 1st
684.30 kJ / mol
37
581.00 kJ / mol
99+
Level Energy 2
1,560.00 kJ / mol
37
1,140.00 kJ / mol
99+
Level Energy 3rd
2,618.00 kJ / mol
99+
2,204.00 kJ / mol
99+
Level Energy 4
4,480.00 kJ / mol
26
4,100.00 kJ / mol
34
Level Energy 5th
5,257.00 kJ / mol
32
ora Sumadhiya
Level Energy 6th
6,640.80 kJ / mol
22
ora Sumadhiya
tingkat Energy 7
12,125.00 kJ / mol
13
ora Sumadhiya
Level Energy 8
13,860.00 kJ / mol
16
ora Sumadhiya
Level Energy 9
15,835.00 kJ / mol
16
ora Sumadhiya
Level Energy 10th
17,980.00 kJ / mol
18
ora Sumadhiya
Level Energy 11
20,190.00 kJ / mol
17
ora Sumadhiya
Level Energy 12
22,219.00 kJ / mol
15
ora Sumadhiya
Level Energy 13
26,930.00 kJ / mol
13
ora Sumadhiya
Level Energy 14
29,196.00 kJ / mol
13
ora Sumadhiya
Level Energy 15
52,490.00 kJ / mol
7
ora Sumadhiya
Level Energy 16
55,000.00 kJ / mol
8
ora Sumadhiya
Level Energy 17
61,400.00 kJ / mol
9
ora Sumadhiya
Level Energy 18
67,700.00 kJ / mol
9
ora Sumadhiya
Level Energy 19
74,000.00 kJ / mol
9
ora Sumadhiya
Level Energy 20
80,400.00 kJ / mol
10
ora Sumadhiya
Level Energy 21
87,000.00 kJ / mol
9
ora Sumadhiya
Level Energy 22
93,400.00 kJ / mol
7
ora Sumadhiya
Level Energy 23rd
98,420.00 kJ / mol
6
ora Sumadhiya
Level Energy 24
104,400.00 kJ / mol
2
ora Sumadhiya
Level Energy 25th
121,900.00 kJ / mol
1
ora Sumadhiya
Level Energy 26th
127,700.00 kJ / mol
1
ora Sumadhiya
Level Energy 27th
133,800.00 kJ / mol
1
ora Sumadhiya
Level Energy 28th
139,800.00 kJ / mol
1
ora Sumadhiya
Level Energy 29
148,100.00 kJ / mol
1
ora Sumadhiya
Level Energy 30
154,500.00 kJ / mol
1
ora Sumadhiya
padha karo elektrokimia
0.89 g / amp-day
99+
2.02 g / amp-day
29
Fungsi Work elektron
4.60 eV
12
ora Sumadhiya
Properties Kimia liyane
anti Corrosion, ionisasi, Isotop radioaktif, kelarutan
Kimia Stabilitas, anti Corrosion, ionisasi, Isotop radioaktif, kelarutan
atom Properties
Panggil atom
42
99+
67
99+
Konfigurasi elektron
[Kr] 4d 5 5S 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
42
99+
67
99+
Jumlah Neutron
54
99+
98
34
Jumlah Èlèktron
42
99+
67
99+
Radius saka Atom
Radius atom
139.00 pm
39
176.00 pm
18
kovalen Radius
154.00 pm
32
192.00 pm
17
Van der Waals Radius
200.00 pm
28
216.00 pm
24
Bobot atom
95.95 Amu
99+
164.93 Amu
99+
Volume atom
9.40 cm3 / mol
99+
18.70 cm3 / mol
24
Nomer atom jejer
Potensi Valence Electron
88.60 (-eV)
13
47.90 (-eV)
31
Constant pola
314.70 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
10.28 g / cm 3
36
8.79 g / cm 3
99+
Kapadhetan Nalika Liquid (ing mp)
9.33 g / cm3
20
8.34 g / cm3
26
Strength tensile
324.00 MPa
13
ora Sumadhiya
viskositas
ora Sumadhiya
ora Sumadhiya
meksa beluk
Meksa beluk ing 1000 K
ora Sumadhiya
0.00 (Pa)
16
Meksa beluk ing 2000 K
0.00 (Pa)
26
ora Sumadhiya
situs kelenturan
nyukur pengaturan
126.00 GPA
8
26.30 GPA
28
pengaturan akeh
230.00 GPA
6
40.20 GPA
32
Young kang pengaturan
329.00 GPA
6
64.80 GPA
31
Poisson rasio
0.31
13
0.23
29
Properties Teknik liyane
ductile, Weldable
ductile, malleable, Sectile
Magnetic Properties
Ciri Magnetic
Gravitasi tartamtu
10.22
27
8.80
35
Nindakake Magnetic
paramagnetic
paramagnetic
Properties Listrik
Property Listrik
Semiconductor
Arman
resistivity
53.40 nΩ · m
99+
814.00 nΩ · m
4
konduktivitas listrik
0.19 10 6 / cm Ω
11
0.01 10 6 / cm Ω
99+
elektron Affinity
71.90 kJ / mol
14
50.00 kJ / mol
21
termal Properties
Kalor tartamtu
0.25 J / (kg K)
21
0.16 J / (kg K)
35
Graham Kapasitas kalor
24.06 J / mol · K
99+
27.15 J / mol · K
19
doyo termal
138.00 W / m · K
12
16.20 W / m · K
99+
suhu kritis
ora Sumadhiya
ora Sumadhiya
Expansion termal
4.80 μm / (m · K)
99+
11.20 μm / (m · K)
35
enthalpy
Enthalpy panguapan
594.10 kJ / mol
8
241.00 kJ / mol
38
Enthalpy saka Fusion
27.61 kJ / mol
5
11.76 kJ / mol
29
Enthalpy saka atomization
653.00 kJ / mol
7
301.00 kJ / mol
36
Standard molar Entropy
28.70 J / mol.K
99+
75.30 J / mol.K
8
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