Radium mungsuh Magnesium
Tabel périodik
Symbol
Ra
Mg
Panggil Group
2
16
2
16
Panggil periode
7
3
Block
s pemblokiran
s pemblokiran
Family unsur
alkalin bumi
alkalin bumi
CAS Number
7440144
99+
7439954
99+
Jeneng papan Group
3M Im_
P63 / mmc
Space Group Number
229.00
1
194.00
5
facts
Facts Interesting
- metal Radium punika logam abot saka Alkaline logam bumi asli.
- Radium logam punika Highly radioaktif lan ora duwe tengen mangiwa.
- ion Magnesium sing saiki ing saben chlorophyll saka tetuwuhan ijo.
- Ngontrol Magnesium geni dening pouring banyu ing bab iku bakal ngakibataké jeblugan.
sumber
Mining, Ores logam
Miturut Process electrolysis, Ocean, Mining
History
sing katutup
Not Available
Joseph Black
Discovery
ing taun 1898
ing taun 1755
turah mbrawah
Turah mbrawah Ing Universe
ora Sumadhiya
6 * 10-2 %
2
Turah mbrawah Ing Sun
~-9999 %
~0.07 %
2
Turah mbrawah Ing meteorit
ora Sumadhiya
12.00 %
2
Turah mbrawah Ing bumi lemah ndhuwur
0.00 %
99+
2.90 %
4
Turah mbrawah Ing Segara
0.00 %
99+
0.13 %
2
Turah mbrawah Ing Manungsa
0.00 %
20
0.03 %
4
ulah
Ulah lan Wuku
- Punika logam Highly radioaktif; lan arang-arang Radium-223 digunakake kanggo nambani kanker prostat.
- Kang digunakake ing cat cetha.
- 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.
Ulah Industrial
NA
Industry Aerospace, Industry amunisi, Industry automobile, Industri Kimia, Industry Pharmaceutical
Ulah Medical
Industry Pharmaceutical
NA
Ulah liyane
NA
Surgical Instruments Manufacturing
Properties biologi
keracunan
Highly Toxic
non Toxic
Saiki ing badan Human
Ora
Ya
Sang
ora Sumadhiya
37.80 Sang / mg dm-3
5
ing Bone
ora Sumadhiya
1,800.00 ppm
4
fisik Properties
leleh Point
700.00 ° C
99+
650.00 ° C
99+
Boiling Point
1,737.00 ° C
99+
1,107.00 ° C
99+
katon
State fisik
Solid
Solid
warna
perak Putih
Gray
luster
metallic
NA
atose
Mohs atose
ora Sumadhiya
2.50
14
Brinell atose
ora Sumadhiya
260.00 MPa
36
Kacepetan swara
ora Sumadhiya
4,940.00 m / s
11
Properties Optical
reflectivity
ora Sumadhiya
74.00 %
7
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
Ra
Mg
isotop
Isotop dikenal
33
6
15
24
keelektronegatifan
Pauling Elektronegativitas
0.90
99+
1.31
31
Sanderson Elektronegativitas
ora Sumadhiya
1.32
18
Allred Rochow Elektronegativitas
0.97
38
1.23
25
Mulliken-Jaffe Elektronegativitas
0.92
20
1.37
16
Allen Elektronegativitas
0.89
99+
1.29
35
Electropositivity
Pauling Electropositivity
3.10
5
2.69
23
tenogo ionisasi
Level Energy 1st
509.30 kJ / mol
99+
737.70 kJ / mol
24
Level Energy 2
979.00 kJ / mol
99+
1,450.70 kJ / mol
99+
Level Energy 3rd
ora Sumadhiya
7,732.70 kJ / mol
5
Level Energy 4
ora Sumadhiya
10,542.50 kJ / mol
4
Level Energy 5th
ora Sumadhiya
13,630.00 kJ / mol
3
Level Energy 6th
ora Sumadhiya
18,020.00 kJ / mol
3
tingkat Energy 7
ora Sumadhiya
21,711.00 kJ / mol
3
Level Energy 8
ora Sumadhiya
25,661.00 kJ / mol
3
Level Energy 9
ora Sumadhiya
31,653.00 kJ / mol
3
Level Energy 10th
ora Sumadhiya
35,458.00 kJ / mol
5
Level Energy 11
ora Sumadhiya
169,988.00 kJ / mol
1
Level Energy 12
ora Sumadhiya
189,368.00 kJ / mol
1
padha karo elektrokimia
4.22 g / amp-day
6
0.45 g / amp-day
99+
Fungsi Work elektron
ora Sumadhiya
3.66 eV
29
Properties Kimia liyane
ionisasi, Isotop radioaktif, Radioaktif
Corrosion, Highly Inflammable, ionisasi, kelarutan
atom Properties
Panggil atom
88
30
12
99+
Konfigurasi elektron
[Rn] 7s 2
[Ne] 3s 2
Struktur Crystal
Body tengah kubik (Bcc)
Hexagonal Tutup dikempalken (HCP)
Crystal pola
BCC-Crystal-Structure-.jpg#100
HCP-Crystal-Structure-of-Magnesium.jpg#100
atom
Jumlah proton
88
30
12
99+
Jumlah Neutron
138
16
12
99+
Jumlah Èlèktron
88
30
12
99+
Radius saka Atom
Radius atom
ora Sumadhiya
160.00 pm
27
kovalen Radius
221.00 pm
3
141.00 pm
99+
Van der Waals Radius
283.00 pm
4
173.00 pm
37
Bobot atom
226.00 Amu
26
24.31 Amu
99+
Volume atom
45.20 cm3 / mol
4
13.97 cm3 / mol
37
Nomer atom jejer
Potensi Valence Electron
20.10 (-eV)
99+
40.00 (-eV)
99+
Constant pola
514.80 pm
13
320.94 pm
99+
pola Angles
π/2, π/2, π/2
π/2, π/2, 2 π/3
Pola C / A rasio
ora Sumadhiya
ora Sumadhiya
Teknik Properties
Kapadhetan
Kapadhetan Ing suhu kamar
5.50 g / cm 3
99+
1.74 g / cm 3
99+
Kapadhetan Nalika Liquid (ing mp)
ora Sumadhiya
1.58 g / cm3
99+
Strength tensile
ora Sumadhiya
ora Sumadhiya
viskositas
ora Sumadhiya
ora Sumadhiya
meksa beluk
situs kelenturan
nyukur pengaturan
ora Sumadhiya
17.00 GPA
37
pengaturan akeh
ora Sumadhiya
45.00 GPA
25
Young kang pengaturan
ora Sumadhiya
45.00 GPA
39
Poisson rasio
ora Sumadhiya
0.29
15
Properties Teknik liyane
NA
NA
Magnetic Properties
Ciri Magnetic
Gravitasi tartamtu
5.00
99+
1.74
99+
Nindakake Magnetic
nonmagnetic
paramagnetic
Properties Listrik
Property Listrik
NA
Arman
resistivity
100.00 nΩ · m
31
43.90 nΩ · m
99+
konduktivitas listrik
ora Sumadhiya
0.23 10 6 / cm Ω
7
elektron Affinity
ora Sumadhiya
0.00 kJ / mol
40
termal Properties
Kalor tartamtu
0.12 J / (kg K)
40
1.02 J / (kg K)
4
Graham Kapasitas kalor
ora Sumadhiya
24.87 J / mol · K
99+
doyo termal
18.60 W / m · K
99+
156.00 W / m · K
8
suhu kritis
ora Sumadhiya
ora Sumadhiya
Expansion termal
ora Sumadhiya
24.80 μm / (m · K)
15
enthalpy
Enthalpy panguapan
ora Sumadhiya
128.70 kJ / mol
99+
Enthalpy saka Fusion
ora Sumadhiya
8.95 kJ / mol
39
Enthalpy saka atomization
163.00 kJ / mol
99+
148.50 kJ / mol
99+
Standard molar Entropy
71.00 J / mol.K
14
32.70 J / mol.K
99+
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