Magnesium mungsuh rubidium
Tabel périodik
Symbol
Mg
Rb
Panggil Group
2
16
1
17
Panggil periode
3
5
Block
s pemblokiran
s pemblokiran
Family unsur
alkalin bumi
alkali
CAS Number
7439954
99+
7440177
99+
Jeneng papan Group
P63 / mmc
3M Im_
Space Group Number
194.00
5
229.00
1
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.
- Rubidium logam unsur 16 paling umum ditemokake ing lemah ndhuwur bumi.
- metal Rubidium uga ditemokake ing mineral uga banyu segara.
sumber
Miturut Process electrolysis, Ocean, Mining
Dijupuk saka Produksi Lithium.
History
sing katutup
Joseph Black
Robert Bunsen and Gustav Kirchhoff
Discovery
ing taun 1755
ing 1861
turah mbrawah
Turah mbrawah Ing Universe
6 * 10-2 %
2
1 * 10-6 %
16
Turah mbrawah Ing Sun
~0.07 %
2
~0.000003 %
17
Turah mbrawah Ing meteorit
12.00 %
2
0.00 %
19
Turah mbrawah Ing bumi lemah ndhuwur
2.90 %
4
0.01 %
18
Turah mbrawah Ing Segara
0.13 %
2
0.00 %
7
Turah mbrawah Ing Manungsa
0.03 %
4
0.00 %
7
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.
- aplikasi utama Rubidium iku ing Manufaktur kaca.
- Rubidium bisa banget gampang njaluk ionized lan Empu iku digunakake kanggo mesin ion, nanging isih kurang efisien tinimbang sing saka Caesium.
Ulah Industrial
Industry Aerospace, Industry amunisi, Industry automobile, Industri Kimia, Industry Pharmaceutical
NA
Ulah Medical
NA
NA
Ulah liyane
Surgical Instruments Manufacturing
wesi, tujuan Research
Properties biologi
keracunan
non Toxic
non Toxic
Saiki ing badan Human
Ya
Ya
Sang
37.80 Sang / mg dm-3
5
2.49 Sang / mg dm-3
7
ing Bone
1,800.00 ppm
4
5.00 ppm
13
fisik Properties
leleh Point
650.00 ° C
99+
38.89 ° C
99+
Boiling Point
1,107.00 ° C
99+
688.00 ° C
99+
katon
State fisik
Solid
Solid
warna
Gray
klawu putih
luster
NA
NA
atose
Mohs atose
2.50
14
0.30
24
Brinell atose
260.00 MPa
36
0.22 MPa
99+
Kacepetan swara
4,940.00 m / s
11
1,300.00 m / s
99+
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
Rb
isotop
Isotop dikenal
15
24
29
10
keelektronegatifan
Pauling Elektronegativitas
1.31
31
0.82
99+
Sanderson Elektronegativitas
1.32
18
0.31
32
Allred Rochow Elektronegativitas
1.23
25
0.89
40
Mulliken-Jaffe Elektronegativitas
1.37
16
0.69
24
Allen Elektronegativitas
1.29
35
0.71
99+
Electropositivity
Pauling Electropositivity
2.69
23
3.18
3
tenogo ionisasi
Level Energy 1st
737.70 kJ / mol
24
403.00 kJ / mol
99+
Level Energy 2
1,450.70 kJ / mol
99+
2,633.00 kJ / mol
6
Level Energy 3rd
7,732.70 kJ / mol
5
3,860.00 kJ / mol
11
Level Energy 4
10,542.50 kJ / mol
4
5,080.00 kJ / mol
18
Level Energy 5th
13,630.00 kJ / mol
3
6,850.00 kJ / mol
19
Level Energy 6th
18,020.00 kJ / mol
3
8,140.00 kJ / mol
20
tingkat Energy 7
21,711.00 kJ / mol
3
9,570.00 kJ / mol
20
Level Energy 8
25,661.00 kJ / mol
3
13,120.00 kJ / mol
17
Level Energy 9
31,653.00 kJ / mol
3
14,500.00 kJ / mol
18
Level Energy 10th
35,458.00 kJ / mol
5
26,740.00 kJ / mol
6
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+
3.19 g / amp-day
14
Fungsi Work elektron
3.66 eV
29
2.16 eV
99+
Properties Kimia liyane
Corrosion, Highly Inflammable, ionisasi, kelarutan
Corrosion, ionisasi, Isotop radioaktif, Radioaktif
atom Properties
Panggil atom
12
99+
37
99+
Konfigurasi elektron
[Ne] 3s 2
[Kr] 5S 1
Struktur Crystal
Hexagonal Tutup dikempalken (HCP)
Body tengah kubik (Bcc)
Crystal pola
HCP-Crystal-Structure-of-Magnesium.jpg#100
BCC-Crystal-Structure-.jpg#100
atom
Jumlah proton
12
99+
37
99+
Jumlah Neutron
12
99+
48
99+
Jumlah Èlèktron
12
99+
37
99+
Radius saka Atom
Radius atom
160.00 pm
27
248.00 pm
2
kovalen Radius
141.00 pm
99+
220.00 pm
4
Van der Waals Radius
173.00 pm
37
303.00 pm
3
Bobot atom
24.31 Amu
99+
85.47 Amu
99+
Volume atom
13.97 cm3 / mol
37
55.90 cm3 / mol
2
Nomer atom jejer
Potensi Valence Electron
40.00 (-eV)
99+
9.47 (-eV)
99+
Constant pola
320.94 pm
99+
558.50 pm
10
pola Angles
π/2, π/2, 2 π/3
π/2, π/2, π/2
Pola C / A rasio
ora Sumadhiya
ora Sumadhiya
Teknik Properties
Kapadhetan
Kapadhetan Ing suhu kamar
1.74 g / cm 3
99+
1.53 g / cm 3
99+
Kapadhetan Nalika Liquid (ing mp)
1.58 g / cm3
99+
1.46 g / cm3
99+
Strength tensile
ora Sumadhiya
ora Sumadhiya
viskositas
ora Sumadhiya
ora Sumadhiya
meksa beluk
situs kelenturan
nyukur pengaturan
17.00 GPA
37
ora Sumadhiya
pengaturan akeh
45.00 GPA
25
2.50 GPA
99+
Young kang pengaturan
45.00 GPA
39
2.40 GPA
99+
Poisson rasio
0.29
15
ora Sumadhiya
Properties Teknik liyane
NA
ductile
Magnetic Properties
Ciri Magnetic
Gravitasi tartamtu
1.74
99+
1.53
99+
Nindakake Magnetic
paramagnetic
paramagnetic
Properties Listrik
Property Listrik
Arman
Arman
resistivity
43.90 nΩ · m
99+
128.00 nΩ · m
26
konduktivitas listrik
0.23 10 6 / cm Ω
7
0.08 10 6 / cm Ω
24
elektron Affinity
0.00 kJ / mol
40
46.90 kJ / mol
24
termal Properties
Kalor tartamtu
1.02 J / (kg K)
4
0.36 J / (kg K)
17
Graham Kapasitas kalor
24.87 J / mol · K
99+
31.06 J / mol · K
5
doyo termal
156.00 W / m · K
8
58.20 W / m · K
26
suhu kritis
ora Sumadhiya
2,093.00 K
4
Expansion termal
24.80 μm / (m · K)
15
90.00 μm / (m · K)
2
enthalpy
Enthalpy panguapan
128.70 kJ / mol
99+
69.20 kJ / mol
99+
Enthalpy saka Fusion
8.95 kJ / mol
39
2.19 kJ / mol
99+
Enthalpy saka atomization
148.50 kJ / mol
99+
82.00 kJ / mol
99+
Standard molar Entropy
32.70 J / mol.K
99+
76.80 J / mol.K
5
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