Symbol
Hf
Tc
Panggil Group
47
0
17
👆🏻
Panggil periode
65
2
7
👆🏻
Block
d block
d block
Family unsur
transisi Metal
transisi Metal
CAS Number
74405867440268
7429905
54386242
👆🏻
Jeneng papan Group
P63 / mmc
P63 / mmc
Space Group Number
194.00194.00
11
276
👆🏻
Facts Interesting
- Hafnium logam reaktif, Empu ora ketemu gratis ing alam.
- metal Hafnium minangka predicated sawise Mendeleev rampung tabel périodik kang.
- jeneng asli Technetium ana masurium.
- Ing wektu nemokaké iku ditemokaké ing sampel Molybdenum.
sumber
Miturut-produk Nyaring panggolekan Zirconium
Digawe dening némbakaké Molybdenum karo deuterons
History
sing katutup
Dirk Coster and George de Hevesy
Emilio Segrè and Carlo Perriero
Discovery
ing taun 1922
ing taun 1937
turah mbrawah
Turah mbrawah Ing Universe
0.00 %0.00 %
0
0.11
👆🏻
Turah mbrawah Ing Sun
0.00 %0.00 %
0
0.1
👆🏻
Turah mbrawah Ing meteorit
0.00 %-
0
22
👆🏻
Turah mbrawah Ing bumi lemah ndhuwur
0.00 %0.00 %
1E-37
8.1
👆🏻
Turah mbrawah Ing Segara
0.00 %-
0
1.1
👆🏻
Turah mbrawah Ing Manungsa
0.00 %-
0
1.4
👆🏻
Ulah lan Wuku
- Nduwe kemampuan kanggo nyerep neutron lan mula digunakake kanggo nggawe rod kontrol ing kapal selam nuklir. Lan logam iki uga digunakake ing obor welding Plasma.
- Iku wesi karo wesi, titanium lan niobium banget migunani.
- Technetium punika logam radioaktif lan Empu iku digunakake kanggo pasinaon medical lan risèt liyane.
Ulah Industrial
Industry amunisi
-
Ulah Medical
-
-
Ulah liyane
wesi, Ing Reactors Nuclear, Nuclear Riset, tujuan Research
wesi, Nuclear Riset, tujuan Research
Properties biologi
keracunan
Toxic
Low Toxic
Saiki ing badan Human
Ora
Ora
Sang
0.00 Sang / mg dm-30.00 Sang / mg dm-3
0
1970
👆🏻
ing Bone
0.00 ppm0.00 ppm
0
170000
👆🏻
leleh Point
2,150.00 ° C2,200.00 ° C
-38.83
3410
👆🏻
Boiling Point
5,400.00 ° C4,877.00 ° C
0
5660
👆🏻
katon
State fisik
Solid
Solid
warna
Gray
Shiny Gray
luster
metallic
-
atose
Mohs atose
5.502.25
0.2
8.5
👆🏻
Brinell atose
1,450.00 MPa550.00 MPa
0.14
3490
👆🏻
Vickers atose
1,520.00 MPa500.00 MPa
0
3920
👆🏻
Kacepetan swara
3,010.00 m / s16,200.00 m / s
818
16200
👆🏻
Properties Optical
bias Index
2.001.90
0.155
3.41
👆🏻
reflectivity
71.00 %35.00 %
5
97
👆🏻
allotropes
Ora
Ora
α allotropes
-
-
β allotropes
-
-
γ allotropes
-
-
Formula Kimia
Hf
Tc
isotop
Isotop dikenal
3218
0
38
👆🏻
keelektronegatifan
Pauling Elektronegativitas
1.301.90
0
2.6
👆🏻
Sanderson Elektronegativitas
1.301.90
0.22
2.56
👆🏻
Allred Rochow Elektronegativitas
1.231.36
0.86
1.9
👆🏻
Mulliken-Jaffe Elektronegativitas
1.301.90
0.62
2.48
👆🏻
Allen Elektronegativitas
1.161.51
0.659
2.7
👆🏻
Electropositivity
Pauling Electropositivity
2.702.10
1.46
3.3
👆🏻
tenogo ionisasi
Level Energy 1st
658.50 kJ / mol702.00 kJ / mol
375.7
26130
👆🏻
Level Energy 2
1,440.00 kJ / mol1,470.00 kJ / mol
392.8
28750
👆🏻
Level Energy 3rd
2,250.00 kJ / mol2,850.00 kJ / mol
392.8
34230
👆🏻
Level Energy 4
3,216.00 kJ / mol7,020.00 kJ / mol
375.7
37066
👆🏻
Level Energy 5th
6,585.00 kJ / mol7,020.00 kJ / mol
392
97510
👆🏻
Level Energy 6th
6,585.00 kJ / mol7,020.00 kJ / mol
1007
105800
👆🏻
tingkat Energy 7
6,580.00 kJ / mol4,700.00 kJ / mol
1007
114300
👆🏻
Level Energy 8
6,580.00 kJ / mol4,700.00 kJ / mol
730
125300
👆🏻
Level Energy 9
6,585.00 kJ / mol7,020.00 kJ / mol
1007
134700
👆🏻
Level Energy 10th
6,590.00 kJ / mol7,020.00 kJ / mol
392
144300
👆🏻
Level Energy 11
6,585.00 kJ / mol7,020.00 kJ / mol
392
169988
👆🏻
Level Energy 12
6,580.00 kJ / mol7,020.00 kJ / mol
0
189368
👆🏻
Level Energy 13
6,580.00 kJ / mol7,020.00 kJ / mol
1007
76015
👆🏻
Level Energy 14
658.50 kJ / mol7,020.00 kJ / mol
380
86450
👆🏻
Level Energy 15
65,800.00 kJ / mol70,200.00 kJ / mol
33000
100700
👆🏻
Level Energy 16
658.50 kJ / mol70,200.00 kJ / mol
375.7
109480
👆🏻
Level Energy 17
658.50 kJ / mol702.50 kJ / mol
375.7
122200
👆🏻
Level Energy 18
6,585.00 kJ / mol7,020.00 kJ / mol
0
134810
👆🏻
Level Energy 19
658.50 kJ / mol702.00 kJ / mol
375.7
148700
👆🏻
Level Energy 20
658.00 kJ / mol702.00 kJ / mol
0
171200
👆🏻
Level Energy 21
658.50 kJ / mol702.00 kJ / mol
375.7
179100
👆🏻
Level Energy 22
658.00 kJ / mol702.00 kJ / mol
330
184900
👆🏻
Level Energy 23rd
658.50 kJ / mol702.00 kJ / mol
357.6
198800
👆🏻
Level Energy 24
658.50 kJ / mol702.50 kJ / mol
297.3
195200
👆🏻
Level Energy 25th
658.00 kJ / mol702.00 kJ / mol
0
121900
👆🏻
Level Energy 26th
658.50 kJ / mol702.00 kJ / mol
357.6
127700
👆🏻
Level Energy 27th
658.50 kJ / mol702.00 kJ / mol
0
133800
👆🏻
Level Energy 28th
658.50 kJ / mol702.00 kJ / mol
297.3
139800
👆🏻
Level Energy 29
658.50 kJ / mol702.00 kJ / mol
0
148100
👆🏻
Level Energy 30
658.00 kJ / mol702.00 kJ / mol
0
154500
👆🏻
padha karo elektrokimia
1.66 g / amp-day0.52 g / amp-day
0.16812
8.3209
👆🏻
Fungsi Work elektron
3.90 eV4.90 eV
2.14
6
👆🏻
Properties Kimia liyane
anti Corrosion, ionisasi, Isotop radioaktif, kelarutan
anti Corrosion, ionisasi, Isotop radioaktif, Radioaktif, kelarutan
Panggil atom
7243
3
117
👆🏻
Konfigurasi elektron
[Xe] 4F 14 5d 2 6s 2
[Kr] 4d 5 5S 2
Struktur Crystal
Hexagonal Tutup dikempalken (HCP)
Hexagonal Tutup dikempalken (HCP)
Crystal pola
atom
Jumlah proton
7243
3
117
👆🏻
Jumlah Neutron
10655
4
285
👆🏻
Jumlah Èlèktron
7243
3
117
👆🏻
Radius saka Atom
Radius atom
159.00 pm136.00 pm
0
348
👆🏻
kovalen Radius
175.00 pm147.00 pm
0
260
👆🏻
Van der Waals Radius
200.00 pm200.00 pm
0
348
👆🏻
Bobot atom
178.49 Amu98.00 Amu
6.94
294
👆🏻
Volume atom
13.60 cm3 / mol8.50 cm3 / mol
1.39
71.07
👆🏻
Nomer atom jejer
unsur Previous
Sabanjure unsur
Potensi Valence Electron
81.00 (-eV)180.00 (-eV)
0
392.42
👆🏻
Constant pola
319.64 pm273.50 pm
0
891.25
👆🏻
pola Angles
π/2, π/2, 2 π/3
π/2, π/2, 2 π/3
Pola C / A rasio
1.581.60
0.423
1.9
👆🏻
Kapadhetan
Kapadhetan Ing suhu kamar
13.31 g / cm 311.00 g / cm 3
0.534
40.7
👆🏻
Kapadhetan Nalika Liquid (ing mp)
12.00 g / cm311.00 g / cm3
0.512
41
👆🏻
Strength tensile
445.00 MPa50.00 MPa
0.1
11000
👆🏻
viskositas
0.000.00
1.5E-05
0.0035
👆🏻
meksa beluk
Meksa beluk ing 1000 K
0.00 (Pa)0.00 (Pa)
0
121
👆🏻
Meksa beluk ing 2000 K
0.00 (Pa)0.00 (Pa)
0
774
👆🏻
situs kelenturan
nyukur pengaturan
30.00 GPA27.00 GPA
1.3
222
👆🏻
pengaturan akeh
110.00 GPA100.00 GPA
0
462
👆🏻
Young kang pengaturan
78.00 GPA50.00 GPA
0
528
👆🏻
Poisson rasio
0.370.38
0.032
0.47
👆🏻
Properties Teknik liyane
ductile, malleable
-
Ciri Magnetic
Gravitasi tartamtu
13.3111.50
0.53
4500
👆🏻
Nindakake Magnetic
paramagnetic
paramagnetic
permeabilitas
0.00 H / m0.00 H / m
1.25643E-06
0.0063
👆🏻
kelemahan
0.000.00
-0.000166
200000
👆🏻
Properties Listrik
Property Listrik
Arman
Arman
resistivity
331.00 nΩ · m200.00 nΩ · m
0.1
961
👆🏻
konduktivitas listrik
0.03 10 6 / cm Ω0.07 10 6 / cm Ω
0
0.63
👆🏻
elektron Affinity
0.00 kJ / mol53.00 kJ / mol
0
222.8
👆🏻
Kalor tartamtu
0.14 J / (kg K)0.21 J / (kg K)
0.1
3.6
👆🏻
Graham Kapasitas kalor
25.73 J / mol · K24.27 J / mol · K
13.1
62.7
👆🏻
doyo termal
23.00 W / m · K50.60 W / m · K
0
429
👆🏻
suhu kritis
2,500.00 K2,150.00 K
26.3
3695
👆🏻
Expansion termal
5.90 μm / (m · K)7.10 μm / (m · K)
4.5
97
👆🏻
enthalpy
Enthalpy panguapan
661.10 kJ / mol660.00 kJ / mol
7.32
799.1
👆🏻
Enthalpy saka Fusion
25.10 kJ / mol23.01 kJ / mol
2.1
35.23
👆🏻
Enthalpy saka atomization
703.00 kJ / mol649.00 kJ / mol
61.5
837
👆🏻
Standard molar Entropy
43.60 J / mol.K181.10 J / mol.K
9.5
198.1
👆🏻