Magnesium mungsuh calcium
Tabel périodik
Symbol
Mg
Ca
Panggil Group
2
16
2
16
Panggil periode
3
4
Block
s pemblokiran
s pemblokiran
Family unsur
alkalin bumi
alkalin bumi
CAS Number
7439954
99+
7440702
21
Jeneng papan Group
P63 / mmc
Fm_ 3M
Space Group Number
194.00
5
225.00
2
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.
- Calcium rangking Alexa 5th ing dhaftar turah mbrawah bumi persentasi.
- Iki urip ing negara senyawa.
- Gypsum utawa calcium sulfat digunakake minangka plester lan plester saka paris.
sumber
Miturut Process electrolysis, Ocean, Mining
bumi lemah ndhuwur, Found in Minerals, Mining, Ores saka Minerals
History
sing katutup
Joseph Black
Humphry Davy
Discovery
ing taun 1755
ing taun 1808
turah mbrawah
Turah mbrawah Ing Universe
6 * 10-2 %
2
7 * 10-3 %
3
Turah mbrawah Ing Sun
~0.07 %
2
~0.007 %
4
Turah mbrawah Ing meteorit
12.00 %
2
1.10 %
4
Turah mbrawah Ing bumi lemah ndhuwur
2.90 %
4
5.00 %
3
Turah mbrawah Ing Segara
0.13 %
2
0.00 %
5
Turah mbrawah Ing Manungsa
0.03 %
4
1.40 %
1
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
Industri Kimia
Ulah Medical
NA
Dentistry, Industry Pharmaceutical
Ulah liyane
Surgical Instruments Manufacturing
wesi
Properties biologi
keracunan
non Toxic
non Toxic
Saiki ing badan Human
Ya
Ya
Sang
37.80 Sang / mg dm-3
5
60.50 Sang / mg dm-3
4
ing Bone
1,800.00 ppm
4
170,000.00 ppm
1
fisik Properties
leleh Point
650.00 ° C
99+
839.00 ° C
99+
Boiling Point
1,107.00 ° C
99+
1,484.00 ° C
99+
katon
State fisik
Solid
Solid
warna
Gray
Gray
luster
NA
NA
atose
Mohs atose
2.50
14
1.75
17
Brinell atose
260.00 MPa
36
170.00 MPa
99+
Kacepetan swara
4,940.00 m / s
11
3,810.00 m / s
19
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
Ca
isotop
Isotop dikenal
15
24
19
20
keelektronegatifan
Pauling Elektronegativitas
1.31
31
1.00
99+
Sanderson Elektronegativitas
1.32
18
0.95
24
Allred Rochow Elektronegativitas
1.23
25
1.04
34
Mulliken-Jaffe Elektronegativitas
1.37
16
1.08
17
Allen Elektronegativitas
1.29
35
1.03
39
Electropositivity
Pauling Electropositivity
2.69
23
3.00
9
tenogo ionisasi
Level Energy 1st
737.70 kJ / mol
24
589.80 kJ / mol
99+
Level Energy 2
1,450.70 kJ / mol
99+
1,145.40 kJ / mol
99+
Level Energy 3rd
7,732.70 kJ / mol
5
4,912.40 kJ / mol
7
Level Energy 4
10,542.50 kJ / mol
4
6,491.00 kJ / mol
7
Level Energy 5th
13,630.00 kJ / mol
3
8,153.00 kJ / mol
7
Level Energy 6th
18,020.00 kJ / mol
3
10,496.00 kJ / mol
8
tingkat Energy 7
21,711.00 kJ / mol
3
12,270.00 kJ / mol
12
Level Energy 8
25,661.00 kJ / mol
3
14,206.00 kJ / mol
15
Level Energy 9
31,653.00 kJ / mol
3
18,191.00 kJ / mol
12
Level Energy 10th
35,458.00 kJ / mol
5
20,385.00 kJ / mol
16
Level Energy 11
169,988.00 kJ / mol
1
57,110.00 kJ / mol
3
Level Energy 12
189,368.00 kJ / mol
1
63,410.00 kJ / mol
3
Level Energy 13
ora Sumadhiya
70,110.00 kJ / mol
3
Level Energy 14
ora Sumadhiya
78,890.00 kJ / mol
4
Level Energy 15
ora Sumadhiya
86,310.00 kJ / mol
5
Level Energy 16
ora Sumadhiya
94,000.00 kJ / mol
6
Level Energy 17
ora Sumadhiya
104,900.00 kJ / mol
7
Level Energy 18
ora Sumadhiya
111,711.00 kJ / mol
8
padha karo elektrokimia
0.45 g / amp-day
99+
0.75 g / amp-day
99+
Fungsi Work elektron
3.66 eV
29
2.87 eV
38
Properties Kimia liyane
Corrosion, Highly Inflammable, ionisasi, kelarutan
Kimia Stabilitas, Flammability, ionisasi, kelarutan
atom Properties
Panggil atom
12
99+
20
99+
Konfigurasi elektron
[Ne] 3s 2
[Ar] 4s 2
Struktur Crystal
Hexagonal Tutup dikempalken (HCP)
Face tengah kubik (FCC)
Crystal pola
HCP-Crystal-Structure-of-Magnesium.jpg#100
FCC-Crystal-Structure-of-Calcium.jpg#100
atom
Jumlah proton
12
99+
20
99+
Jumlah Neutron
12
99+
20
99+
Jumlah Èlèktron
12
99+
20
99+
Radius saka Atom
Radius atom
160.00 pm
27
197.00 pm
6
kovalen Radius
141.00 pm
99+
176.00 pm
22
Van der Waals Radius
173.00 pm
37
231.00 pm
19
Bobot atom
24.31 Amu
99+
40.08 Amu
99+
Volume atom
13.97 cm3 / mol
37
29.90 cm3 / mol
7
Nomer atom jejer
Potensi Valence Electron
40.00 (-eV)
99+
29.00 (-eV)
99+
Constant pola
320.94 pm
99+
558.84 pm
9
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+
1.55 g / cm 3
99+
Kapadhetan Nalika Liquid (ing mp)
1.58 g / cm3
99+
1.38 g / cm3
99+
Strength tensile
ora Sumadhiya
ora Sumadhiya
viskositas
ora Sumadhiya
ora Sumadhiya
meksa beluk
Meksa beluk ing 1000 K
ora Sumadhiya
25.50 (Pa)
3
situs kelenturan
nyukur pengaturan
17.00 GPA
37
7.40 GPA
99+
pengaturan akeh
45.00 GPA
25
17.00 GPA
99+
Young kang pengaturan
45.00 GPA
39
20.00 GPA
99+
Poisson rasio
0.29
15
0.31
13
Properties Teknik liyane
NA
NA
Magnetic Properties
Ciri Magnetic
Gravitasi tartamtu
1.74
99+
4.58
99+
Nindakake Magnetic
paramagnetic
diamagnetic
Properties Listrik
Property Listrik
Arman
Arman
resistivity
43.90 nΩ · m
99+
33.60 nΩ · m
99+
konduktivitas listrik
0.23 10 6 / cm Ω
7
0.30 10 6 / cm Ω
6
elektron Affinity
0.00 kJ / mol
40
2.37 kJ / mol
39
termal Properties
Kalor tartamtu
1.02 J / (kg K)
4
0.63 J / (kg K)
7
Graham Kapasitas kalor
24.87 J / mol · K
99+
25.93 J / mol · K
34
doyo termal
156.00 W / m · K
8
201.00 W / m · K
5
suhu kritis
ora Sumadhiya
ora Sumadhiya
Expansion termal
24.80 μm / (m · K)
15
22.30 μm / (m · K)
19
enthalpy
Enthalpy panguapan
128.70 kJ / mol
99+
150.00 kJ / mol
99+
Enthalpy saka Fusion
8.95 kJ / mol
39
8.54 kJ / mol
99+
Enthalpy saka atomization
148.50 kJ / mol
99+
184.00 kJ / mol
99+
Standard molar Entropy
32.70 J / mol.K
99+
41.60 J / mol.K
36
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