Magnesium mungsuh Beryllium
Tabel périodik
Symbol
Mg
Be
Panggil Group
2
16
2
16
Panggil periode
3
2
Block
s pemblokiran
s pemblokiran
Family unsur
alkalin bumi
alkalin bumi
CAS Number
7439954
99+
7440417
99+
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.
- Beryllium paling logam anti karat.
- Beryllium punika logam ènthèng lan isih iku kuwat saka baja.
- Uga ketemu macem-macem aplikasi ing reaktor nuklir minangka reflektor.
sumber
Miturut Process electrolysis, Ocean, Mining
bumi lemah ndhuwur, Found in Minerals, Mining, Ores logam, Ores saka Minerals
History
sing katutup
Joseph Black
Louis Nicolas Vauquelin
Discovery
ing taun 1755
ing 1797
turah mbrawah
Turah mbrawah Ing Universe
6 * 10-2 %
2
1 * 10-7 %
23
Turah mbrawah Ing Sun
~0.07 %
2
~0.00000001 %
29
Turah mbrawah Ing meteorit
12.00 %
2
0.00 %
99+
Turah mbrawah Ing bumi lemah ndhuwur
2.90 %
4
0.00 %
35
Turah mbrawah Ing Segara
0.13 %
2
0.00 %
39
Turah mbrawah Ing Manungsa
0.03 %
4
0.00 %
19
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.
- Sawijining wesi karo tembaga utawa nikel sing digunakake ing Gyroscopes Manufaktur, sumber, kontak listrik lan pribadi non sparking.
- Wesi Beryllium digunakake minangka materi kanggo pesawat, pluru, wahana lan satelit.
Ulah Industrial
Industry Aerospace, Industry amunisi, Industry automobile, Industri Kimia, Industry Pharmaceutical
Industry Aerospace, Industry amunisi, Industry automobile, Industry Listrik, Industry Elektronik
Ulah Medical
NA
NA
Ulah liyane
Surgical Instruments Manufacturing
wesi
Properties biologi
keracunan
non Toxic
Toxic
Saiki ing badan Human
Ya
Ya
Sang
37.80 Sang / mg dm-3
5
0.00 Sang / mg dm-3
32
ing Bone
1,800.00 ppm
4
0.00 ppm
32
fisik Properties
leleh Point
650.00 ° C
99+
1,278.00 ° C
36
Boiling Point
1,107.00 ° C
99+
2,970.00 ° C
32
katon
State fisik
Solid
Solid
warna
Gray
putih Gray
luster
NA
metallic
atose
Mohs atose
2.50
14
5.50
7
Brinell atose
260.00 MPa
36
590.00 MPa
21
Vickers atose
ora Sumadhiya
1,670.00 MPa
4
Kacepetan swara
4,940.00 m / s
11
12,890.00 m / s
2
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
Be
isotop
Isotop dikenal
15
24
9
29
keelektronegatifan
Pauling Elektronegativitas
1.31
31
1.57
24
Sanderson Elektronegativitas
1.32
18
1.81
12
Allred Rochow Elektronegativitas
1.23
25
1.47
14
Mulliken-Jaffe Elektronegativitas
1.37
16
1.54
12
Allen Elektronegativitas
1.29
35
1.58
23
Electropositivity
Pauling Electropositivity
2.69
23
2.43
30
tenogo ionisasi
Level Energy 1st
737.70 kJ / mol
24
899.50 kJ / mol
7
Level Energy 2
1,450.70 kJ / mol
99+
1,757.10 kJ / mol
23
Level Energy 3rd
7,732.70 kJ / mol
5
14,848.70 kJ / mol
2
Level Energy 4
10,542.50 kJ / mol
4
21,006.60 kJ / mol
2
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+
0.17 g / amp-day
99+
Fungsi Work elektron
3.66 eV
29
4.98 eV
6
Properties Kimia liyane
Corrosion, Highly Inflammable, ionisasi, kelarutan
Corrosion, ionisasi, Isotop radioaktif
atom Properties
Panggil atom
12
99+
4
99+
Konfigurasi elektron
[Ne] 3s 2
[Panjenenganipun] 2S 2
Struktur Crystal
Hexagonal Tutup dikempalken (HCP)
Hexagonal Tutup dikempalken (HCP)
Crystal pola
HCP-Crystal-Structure-of-Magnesium.jpg#100
HCP-Crystal-Structure-of-Beryllium.jpg#100
atom
Jumlah proton
12
99+
4
99+
Jumlah Neutron
12
99+
5
99+
Jumlah Èlèktron
12
99+
4
99+
Radius saka Atom
Radius atom
160.00 pm
27
112.00 pm
99+
kovalen Radius
141.00 pm
99+
96.00 pm
99+
Van der Waals Radius
173.00 pm
37
153.00 pm
99+
Bobot atom
24.31 Amu
99+
9.01 Amu
99+
Volume atom
13.97 cm3 / mol
37
5.00 cm3 / mol
99+
Nomer atom jejer
Potensi Valence Electron
40.00 (-eV)
99+
82.00 (-eV)
15
Constant pola
320.94 pm
99+
228.58 pm
99+
pola Angles
π/2, π/2, 2 π/3
π/2, π/2, π/2
Pola C / A rasio
ora Sumadhiya
1.57
18
Teknik Properties
Kapadhetan
Kapadhetan Ing suhu kamar
1.74 g / cm 3
99+
1.85 g / cm 3
99+
Kapadhetan Nalika Liquid (ing mp)
1.58 g / cm3
99+
1.69 g / cm3
99+
Strength tensile
ora Sumadhiya
ora Sumadhiya
viskositas
ora Sumadhiya
ora Sumadhiya
meksa beluk
Meksa beluk ing 1000 K
ora Sumadhiya
0.00 (Pa)
19
situs kelenturan
nyukur pengaturan
17.00 GPA
37
132.00 GPA
7
pengaturan akeh
45.00 GPA
25
130.00 GPA
13
Young kang pengaturan
45.00 GPA
39
287.00 GPA
7
Poisson rasio
0.29
15
0.03
35
Properties Teknik liyane
NA
NA
Magnetic Properties
Ciri Magnetic
Gravitasi tartamtu
1.74
99+
1.85
99+
Nindakake Magnetic
paramagnetic
diamagnetic
Properties Listrik
Property Listrik
Arman
Semiconductor
resistivity
43.90 nΩ · m
99+
36.00 nΩ · m
99+
konduktivitas listrik
0.23 10 6 / cm Ω
7
0.31 10 6 / cm Ω
5
elektron Affinity
0.00 kJ / mol
40
0.00 kJ / mol
40
termal Properties
Kalor tartamtu
1.02 J / (kg K)
4
1.82 J / (kg K)
2
Graham Kapasitas kalor
24.87 J / mol · K
99+
16.44 J / mol · K
99+
doyo termal
156.00 W / m · K
8
200.00 W / m · K
6
suhu kritis
ora Sumadhiya
ora Sumadhiya
Expansion termal
24.80 μm / (m · K)
15
11.30 μm / (m · K)
34
enthalpy
Enthalpy panguapan
128.70 kJ / mol
99+
294.70 kJ / mol
30
Enthalpy saka Fusion
8.95 kJ / mol
39
11.72 kJ / mol
30
Enthalpy saka atomization
148.50 kJ / mol
99+
326.40 kJ / mol
30
Standard molar Entropy
32.70 J / mol.K
99+
9.50 J / mol.K
99+
|
||
|
||
|
