1 Periodic Table
1.1 Symbol
1.2 Group Number
1.8 Period Number
2.5 Block
2.6 Element Family
Alkaline Earth
Alkaline Earth
2.7 CAS Number
74399547440144
7429905
54386242
2.8 Space Group Name
2.9 Space Group Number
3 Facts
3.1 Interesting Facts
- Magnesium ions are present in every chlorophyll of every green plant .
- Controlling Magnesium fire by pouring water on it will result in explosions.
- Radium metal is the heaviest metal of Alkaline earth metals column.
- Radium metal is highly radioactive and does not have any stable isotopes.
3.2 Sources
By Electrolysis Process, In Ocean, Mining
Mining, Ores of metals
3.3 History
3.3.1 Who Discovered
Joseph Black
Not Available
3.3.2 Discovery
3.4 Abundance
3.4.1 Abundance In Universe
4.2.7 Abundance In Sun
~0.07 %~-9999 %
1E-08
0.1
5.1.2 Abundance In Meteorites
5.2.2 Abundance In Earth's Crust
5.2.4 Abundance In Oceans
5.5.1 Abundance In Humans
6 Uses
6.1 Uses & Benefits
- Magnesium aluminum alloy improves the mechanical strength and welding characteristics and hence it is used in aeroplane and car manufacturing.
-
It is also used to remove sulfur from the molten iron and steel.
- It is a highly radioactive metal; and sometime Radium-223 is used to treat prostate cancer.
-
It is used in luminous paints.
6.1.1 Industrial Uses
Aerospace Industry, Ammunition Industry, Automobile Industry, Chemical Industry, Pharmaceutical Industry
NA
6.1.2 Medical Uses
NA
Pharmaceutical Industry
6.1.3 Other Uses
Surgical Instruments Manufacturing
NA
6.2 Biological Properties
6.2.1 Toxicity
6.2.2 Present in Human Body
6.2.3 In Blood
37.80 Blood/mg dm-3NA
0
1970
6.3.2 In Bone
1,800.00 p.p.m.NA
0
170000
8 Physical
8.1 Melting Point
650.00 °C700.00 °C
27
3410
8.6 Boiling Point
1,107.00 °C1,737.00 °C
147
5660
8.8 Appearance
8.8.1 Physical State
8.8.2 Color
8.8.3 Luster
8.9 Hardness
8.9.1 Mohs Hardness
9.2.3 Brinell Hardness
9.4.2 Vickers Hardness
9.5 Speed of Sound
9.6 Optical Properties
9.6.1 Refractive Index
9.7.1 Reflectivity
9.8 Allotropes
9.8.1 α Allotropes
Not Available
Not Available
9.8.2 β Allotropes
Not Available
Not Available
9.8.3 γ Allotropes
Not Available
Not Available
10 Chemical
10.1 Chemical Formula
10.2 Isotopes
10.2.1 Known Isotopes
10.5 Electronegativity
10.5.1 Pauling Electronegativity
10.8.2 Sanderson Electronegativity
10.9.1 Allred Rochow Electronegativity
10.11.1 Mulliken-Jaffe Electronegativity
11.1.2 Allen Electronegativity
11.2 Electropositivity
11.2.1 Pauling Electropositivity
11.3 Ionization Energies
11.3.1 1st Energy Level
737.70 kJ/mol509.30 kJ/mol
375.7
26130
11.4.1 2nd Energy Level
1,450.70 kJ/mol979.00 kJ/mol
710.2162
28750
11.5.1 3rd Energy Level
7,732.70 kJ/molNA
1600
34230
11.6.2 4th Energy Level
10,542.50 kJ/molNA
2780
37066
11.6.5 5th Energy Level
13,630.00 kJ/molNA
4305.2
97510
11.7.2 6th Energy Level
18,020.00 kJ/molNA
5715.8
105800
11.7.4 7th Energy level
21,711.00 kJ/molNA
7226.8
114300
11.7.7 8th Energy Level
25,661.00 kJ/molNA
8857.4
125300
11.7.10 9th Energy Level
31,653.00 kJ/molNA
14110
134700
11.7.12 10th Energy Level
35,458.00 kJ/molNA
17100
144300
11.8.2 11th Energy Level
169,988.00 kJ/molNA
19900
169988
12.1.2 12th Energy Level
189,368.00 kJ/molNA
22219
189368
12.1.6 13th Energy Level
12.1.9 14th Energy Level
12.1.12 15th Energy Level
12.2.4 16th Energy Level
12.2.7 17th Energy Level
12.2.9 18th Energy Level
12.2.13 19th Energy Level
12.2.16 20th Energy Level
13.1.2 21st Energy Level
13.1.4 22nd Energy Level
13.2.1 23rd Energy Level
13.3.1 24th Energy Level
13.5.1 25th Energy Level
13.5.2 26th Energy Level
14.1.1 27th Energy Level
14.1.2 28th Energy Level
14.5.2 29th Energy Level
14.5.3 30th Energy Level
14.7 Electrochemical Equivalent
0.45 g/amp-hr4.22 g/amp-hr
0.16812
8.3209
14.8 Electron Work Function
14.10 Other Chemical Properties
Corrosion, Highly Inflammable, Ionization, Solubility
Ionization, Radioactive Isotopes, Radioactivity
15 Atomic
15.1 Atomic Number
15.2 Electron Configuration
15.3 Crystal Structure
Hexagonal Close Packed (HCP)
Body Centered Cubic (BCC)
15.3.1 Crystal Lattice
15.4 Atom
15.4.1 Number of Protons
15.6.1 Number of Neutrons
15.7.1 Number of Electrons
15.10 Radius of an Atom
15.10.1 Atomic Radius
15.10.2 Covalent Radius
141.00 pm221.00 pm
96
260
15.11.1 Van der Waals Radius
173.00 pm283.00 pm
139
348
15.14 Atomic Weight
24.31 amu226.00 amu
6.94
294
16.2 Atomic Volume
13.97 cm3/mol45.20 cm3/mol
1.39
71.07
16.3 Adjacent Atomic Numbers
16.3.1 Previous Element
16.3.2 Next Element
16.4 Valence Electron Potential
40.00 (-eV)20.10 (-eV)
8
392.42
16.6 Lattice Constant
320.94 pm514.80 pm
228.58
891.25
16.9 Lattice Angles
π/2, π/2, 2 π/3
π/2, π/2, π/2
16.10 Lattice C/A Ratio
17 Mechanical
17.1 Density
17.1.1 Density At Room Temperature
1.74 g/cm35.50 g/cm3
0.534
40.7
17.2.2 Density When Liquid (at m.p.)
17.3 Tensile Strength
17.4 Viscosity
17.5 Vapor Pressure
17.5.1 Vapor Pressure at 1000 K
17.5.2 Vapor Pressure at 2000 K
17.7 Elasticity properties
17.7.1 Shear Modulus
18.1.2 Bulk Modulus
18.1.6 Young's Modulus
18.3 Poisson Ratio
18.4 Other Mechanical Properties
19 Magnetic
19.1 Magnetic Characteristics
19.1.1 Specific Gravity
19.1.2 Magnetic Ordering
19.1.3 Permeability
19.1.5 Susceptibility
20.2 Electrical Properties
20.2.1 Electrical Property
20.2.2 Resistivity
43.90 nΩ·m100.00 nΩ·m
0.18
961
20.3.1 Electrical Conductivity
0.23 106/cm ΩNA
0.00666
0.63
20.4.1 Electron Affinity
21 Thermal
21.1 Specific Heat
1.02 J/(kg K)0.12 J/(kg K)
0.11
3.6
21.3 Molar Heat Capacity
24.87 J/mol·KNA
16.443
62.7
21.5 Thermal Conductivity
156.00 W/m·K18.60 W/m·K
6.3
429
21.6 Critical Temperature
21.8 Thermal Expansion
21.9 Enthalpy
21.9.1 Enthalpy of Vaporization
128.70 kJ/molNA
7.32
799.1
21.9.2 Enthalpy of Fusion
21.9.3 Enthalpy of Atomization
148.50 kJ/mol163.00 kJ/mol
61.5
837
21.10 Standard Molar Entropy
32.70 J/mol.K71.00 J/mol.K
9.5
198.1