Magnesium mungsuh Hafnium
Tabel périodik
Symbol
Mg
Hf
Panggil Group
2
16
4
14
Panggil periode
3
6
Block
s pemblokiran
d block
Family unsur
alkalin bumi
transisi Metal
CAS Number
7439954
99+
7440586
30
Jeneng papan Group
P63 / mmc
P63 / mmc
Space Group Number
194.00
5
194.00
5
facts
Facts Interesting
- ion Magnesium sing saiki ing saben chlorophyll saka tetuwuhan ijo.
- Ngontrol Magnesium geni dening pouring banyu ing bab iku bakal ngakibataké jeblugan.
- Hafnium logam reaktif, Empu ora ketemu gratis ing alam.
- metal Hafnium minangka predicated sawise Mendeleev rampung tabel périodik kang.
sumber
Miturut Process electrolysis, Ocean, Mining
Miturut-produk Nyaring panggolekan Zirconium
History
sing katutup
Joseph Black
Dirk Coster and George de Hevesy
Discovery
ing taun 1755
ing taun 1922
turah mbrawah
Turah mbrawah Ing Universe
6 * 10-2 %
2
7 * 10-8 %
25
Turah mbrawah Ing Sun
~0.07 %
2
~0.0000001 %
26
Turah mbrawah Ing meteorit
12.00 %
2
0.00 %
37
Turah mbrawah Ing bumi lemah ndhuwur
2.90 %
4
0.00 %
31
Turah mbrawah Ing Segara
0.13 %
2
0.00 %
27
Turah mbrawah Ing Manungsa
0.03 %
4
ora Sumadhiya
ulah
Ulah lan Wuku
- alloy Magnesium aluminium mbenakake mechanical kekuatan lan welding ciri lan Empu kang digunakake ing pesawat lan mobil Manufaktur.
- Sampeyan uga dipigunakaké kanggo mbusak belerang saka wesi molten lan baja.
Character length exceed error
Ulah Industrial
Industry Aerospace, Industry amunisi, Industry automobile, Industri Kimia, Industry Pharmaceutical
Industry amunisi
Ulah Medical
NA
NA
Ulah liyane
Surgical Instruments Manufacturing
wesi, Ing Reactors Nuclear, Nuclear Riset, tujuan Research
Properties biologi
keracunan
non Toxic
Toxic
Saiki ing badan Human
Ya
Ora
Sang
37.80 Sang / mg dm-3
5
ora Sumadhiya
ing Bone
1,800.00 ppm
4
ora Sumadhiya
fisik Properties
leleh Point
650.00 ° C
99+
2,150.00 ° C
10
Boiling Point
1,107.00 ° C
99+
5,400.00 ° C
5
katon
State fisik
Solid
Solid
warna
Gray
Gray
luster
NA
metallic
atose
Mohs atose
2.50
14
5.50
7
Brinell atose
260.00 MPa
36
1,450.00 MPa
6
Vickers atose
ora Sumadhiya
1,520.00 MPa
5
Kacepetan swara
4,940.00 m / s
11
3,010.00 m / s
27
Properties Optical
reflectivity
74.00 %
7
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
Mg
Hf
isotop
Isotop dikenal
15
24
32
7
keelektronegatifan
Pauling Elektronegativitas
1.31
31
1.30
32
Sanderson Elektronegativitas
1.32
18
ora Sumadhiya
Allred Rochow Elektronegativitas
1.23
25
1.23
25
Mulliken-Jaffe Elektronegativitas
1.37
16
ora Sumadhiya
Allen Elektronegativitas
1.29
35
1.16
37
Electropositivity
Pauling Electropositivity
2.69
23
2.70
22
tenogo ionisasi
Level Energy 1st
737.70 kJ / mol
24
658.50 kJ / mol
40
Level Energy 2
1,450.70 kJ / mol
99+
1,440.00 kJ / mol
99+
Level Energy 3rd
7,732.70 kJ / mol
5
2,250.00 kJ / mol
99+
Level Energy 4
10,542.50 kJ / mol
4
3,216.00 kJ / mol
99+
Level Energy 5th
13,630.00 kJ / mol
3
ora Sumadhiya
Level Energy 6th
18,020.00 kJ / mol
3
ora Sumadhiya
tingkat Energy 7
21,711.00 kJ / mol
3
ora Sumadhiya
Level Energy 8
25,661.00 kJ / mol
3
ora Sumadhiya
Level Energy 9
31,653.00 kJ / mol
3
ora Sumadhiya
Level Energy 10th
35,458.00 kJ / mol
5
ora Sumadhiya
Level Energy 11
169,988.00 kJ / mol
1
ora Sumadhiya
Level Energy 12
189,368.00 kJ / mol
1
ora Sumadhiya
padha karo elektrokimia
0.45 g / amp-day
99+
1.66 g / amp-day
99+
Fungsi Work elektron
3.66 eV
29
3.90 eV
27
Properties Kimia liyane
Corrosion, Highly Inflammable, ionisasi, kelarutan
anti Corrosion, ionisasi, Isotop radioaktif, kelarutan
atom Properties
Panggil atom
12
99+
72
99+
Konfigurasi elektron
[Ne] 3s 2
[Xe] 4F 14 5d 2 6s 2
Struktur Crystal
Hexagonal Tutup dikempalken (HCP)
Hexagonal Tutup dikempalken (HCP)
Crystal pola
HCP-Crystal-Structure-of-Magnesium.jpg#100
BCC-Crystal-Structure-.jpg#100
atom
Jumlah proton
12
99+
72
99+
Jumlah Neutron
12
99+
106
29
Jumlah Èlèktron
12
99+
72
99+
Radius saka Atom
Radius atom
160.00 pm
27
159.00 pm
28
kovalen Radius
141.00 pm
99+
175.00 pm
23
Van der Waals Radius
173.00 pm
37
200.00 pm
28
Bobot atom
24.31 Amu
99+
178.49 Amu
39
Volume atom
13.97 cm3 / mol
37
13.60 cm3 / mol
38
Nomer atom jejer
Potensi Valence Electron
40.00 (-eV)
99+
81.00 (-eV)
16
Constant pola
320.94 pm
99+
319.64 pm
99+
pola Angles
π/2, π/2, 2 π/3
π/2, π/2, 2 π/3
Pola C / A rasio
ora Sumadhiya
1.58
12
Teknik Properties
Kapadhetan
Kapadhetan Ing suhu kamar
1.74 g / cm 3
99+
13.31 g / cm 3
26
Kapadhetan Nalika Liquid (ing mp)
1.58 g / cm3
99+
12.00 g / cm3
12
Strength tensile
ora Sumadhiya
445.00 MPa
8
viskositas
ora Sumadhiya
ora Sumadhiya
meksa beluk
Meksa beluk ing 2000 K
ora Sumadhiya
0.00 (Pa)
24
situs kelenturan
nyukur pengaturan
17.00 GPA
37
30.00 GPA
23
pengaturan akeh
45.00 GPA
25
110.00 GPA
15
Young kang pengaturan
45.00 GPA
39
78.00 GPA
25
Poisson rasio
0.29
15
0.37
7
Properties Teknik liyane
NA
ductile, malleable
Magnetic Properties
Ciri Magnetic
Gravitasi tartamtu
1.74
99+
13.31
18
Nindakake Magnetic
paramagnetic
paramagnetic
Properties Listrik
Property Listrik
Arman
Arman
resistivity
43.90 nΩ · m
99+
331.00 nΩ · m
14
konduktivitas listrik
0.23 10 6 / cm Ω
7
0.03 10 6 / cm Ω
39
elektron Affinity
0.00 kJ / mol
40
0.00 kJ / mol
40
termal Properties
Kalor tartamtu
1.02 J / (kg K)
4
0.14 J / (kg K)
37
Graham Kapasitas kalor
24.87 J / mol · K
99+
25.73 J / mol · K
36
doyo termal
156.00 W / m · K
8
23.00 W / m · K
99+
suhu kritis
ora Sumadhiya
ora Sumadhiya
Expansion termal
24.80 μm / (m · K)
15
5.90 μm / (m · K)
99+
enthalpy
Enthalpy panguapan
128.70 kJ / mol
99+
661.10 kJ / mol
5
Enthalpy saka Fusion
8.95 kJ / mol
39
25.10 kJ / mol
8
Enthalpy saka atomization
148.50 kJ / mol
99+
703.00 kJ / mol
5
Standard molar Entropy
32.70 J / mol.K
99+
43.60 J / mol.K
34
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