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Europium Magnesium Comparison

Europium
Magnesium
Magnesium Europium comparison


Periodic Table
Symbol
Eu   
Mg   
Group Number
Not Available   
2   
16
Period Number
6   
3   
Block
f block   
s block   
Element Family
Lanthanide   
Alkaline Earth   
CAS Number
7440531   
34
7439954   
99+
Space Group Name
Im_ 3m   
P63/mmc   
Space Group Number
229.00   
1
194.00   
5
Facts
Interesting Facts
Not Available   
  • Magnesium ions are present in every chlorophyll of every green plant .
  • Controlling Magnesium fire by pouring water on it will result in explosions.
  
Sources
Found in Minerals, Mining, Ores of Minerals   
By Electrolysis Process, In Ocean, Mining   
History
  
  
Who Discovered
Eugène-Anatole Demarçay   
Joseph Black   
Discovery
In 1896   
In 1755   
Abundance
  
  
Abundance In Universe
5 * 10-8 %   
27
6 * 10-2 %   
2
Abundance In Sun
~0.00000005 %   
27
~0.07 %   
2
Abundance In Meteorites
0.00 %   
99+
12.00 %   
2
Abundance In Earth's Crust
0.00 %   
36
2.90 %   
4
Abundance In Oceans
0.00 %   
99+
0.13 %   
2
Abundance In Humans
Not Available   
0.03 %   
4
Uses
Uses & Benefits
  • Europium metals main uses is in the printing of euro banknotes. These notes glow red under UV light.
  • It is used in low energy light bulbs.
  
  • 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.
  
Industrial Uses
Chemical Industry   
Aerospace Industry, Ammunition Industry, Automobile Industry, Chemical Industry, Pharmaceutical Industry   
Medical Uses
NA   
NA   
Other Uses
Alloys   
Surgical Instruments Manufacturing   
Biological Properties
  
  
Toxicity
Non Toxic   
Non Toxic   
Present in Human Body
Yes   
Yes   
In Blood
Not Available   
37.80 Blood/mg dm-3   
5
In Bone
Not Available   
1,800.00 p.p.m.   
4
Physical Properties
Melting Point
822.00 °C   
99+
650.00 °C   
99+
Boiling Point
1,597.00 °C   
99+
1,107.00 °C   
99+
Appearance
  
  
Physical State
Solid   
Solid   
Color
Silvery White   
Gray   
Luster
Lustrous   
NA   
Hardness
  
  
Mohs Hardness
Not Available   
2.50   
14
Brinell Hardness
Not Available   
260.00 MPa   
36
Vickers Hardness
167.00 MPa   
34
Not Available   
Speed of Sound
Not Available   
4,940.00 m/s   
11
Optical Properties
  
  
Reflectivity
Not Available   
74.00 %   
7
Allotropes
No   
No   
α Allotropes
Not Available   
Not Available   
β Allotropes
Not Available   
Not Available   
γ Allotropes
Not Available   
Not Available   
Chemical Properties
Chemical Formula
Eu   
Mg   
Isotopes
  
  
Known Isotopes
31   
8
15   
24
Electronegativity
  
  
Pauling Electronegativity
1.20   
39
1.31   
31
Sanderson Electronegativity
1.01   
22
1.32   
18
Allred Rochow Electronegativity
Not Available   
1.23   
25
Mulliken-Jaffe Electronegativity
Not Available   
1.37   
16
Allen Electronegativity
Not Available   
1.29   
35
Electropositivity
  
  
Pauling Electropositivity
Not Available   
2.69   
23
Ionization Energies
  
  
1st Energy Level
547.10 kJ/mol   
99+
737.70 kJ/mol   
24
2nd Energy Level
1,085.00 kJ/mol   
99+
1,450.70 kJ/mol   
99+
3rd Energy Level
2,404.00 kJ/mol   
99+
7,732.70 kJ/mol   
5
4th Energy Level
4,120.00 kJ/mol   
33
10,542.50 kJ/mol   
4
5th Energy Level
Not Available   
13,630.00 kJ/mol   
3
6th Energy Level
Not Available   
18,020.00 kJ/mol   
3
7th Energy level
Not Available   
21,711.00 kJ/mol   
3
8th Energy Level
Not Available   
25,661.00 kJ/mol   
3
9th Energy Level
Not Available   
31,653.00 kJ/mol   
3
10th Energy Level
Not Available   
35,458.00 kJ/mol   
5
11th Energy Level
Not Available   
169,988.00 kJ/mol   
1
12th Energy Level
Not Available   
189,368.00 kJ/mol   
1
Electrochemical Equivalent
1.89 g/amp-hr   
33
0.45 g/amp-hr   
99+
Electron Work Function
2.50 eV   
99+
3.66 eV   
29
Other Chemical Properties
Ionization, Radioactive Isotopes, Solubility   
Corrosion, Highly Inflammable, Ionization, Solubility   
Atomic Properties
Atomic Number
63   
99+
12   
99+
Electron Configuration
[Xe] 4f7 6s2   
[Ne] 3s2   
Crystal Structure
Body Centered Cubic (BCC)   
Hexagonal Close Packed (HCP)   
Crystal Lattice
BCC-Crystal-Structure-.jpg#100   
HCP-Crystal-Structure-of-Magnesium.jpg#100   
Atom
  
  
Number of Protons
63   
99+
12   
99+
Number of Neutrons
89   
38
12   
99+
Number of Electrons
63   
99+
12   
99+
Radius of an Atom
  
  
Atomic Radius
180.00 pm   
14
160.00 pm   
27
Covalent Radius
198.00 pm   
13
141.00 pm   
99+
Van der Waals Radius
233.00 pm   
18
173.00 pm   
37
Atomic Weight
151.96 amu   
99+
24.31 amu   
99+
Atomic Volume
28.90 cm3/mol   
8
13.97 cm3/mol   
37
Adjacent Atomic Numbers
  
  
Previous Element
Samarium
  
Sodium
  
Next Element
Gadolinium
  
Aluminium
  
Valence Electron Potential
45.60 (-eV)   
35
40.00 (-eV)   
99+
Lattice Constant
458.10 pm   
17
320.94 pm   
99+
Lattice Angles
π/2, π/2, π/2   
π/2, π/2, 2 π/3   
Lattice C/A Ratio
Not Available   
Not Available   
Mechanical Properties
Density
  
  
Density At Room Temperature
5.26 g/cm3   
99+
1.74 g/cm3   
99+
Density When Liquid (at m.p.)
5.13 g/cm3   
99+
1.58 g/cm3   
99+
Tensile Strength
120.00 MPa   
15
Not Available   
Viscosity
Not Available   
Not Available   
Vapor Pressure
  
  
Vapor Pressure at 1000 K
19.40 (Pa)   
4
Not Available   
Elasticity properties
  
  
Shear Modulus
7.90 GPa   
99+
17.00 GPa   
37
Bulk Modulus
8.30 GPa   
99+
45.00 GPa   
25
Young's Modulus
18.20 GPa   
99+
45.00 GPa   
39
Poisson Ratio
0.15   
34
0.29   
15
Other Mechanical Properties
Ductile   
NA   
Magnetic Properties
Magnetic Characteristics
  
  
Specific Gravity
5.24   
99+
1.74   
99+
Magnetic Ordering
Paramagnetic   
Paramagnetic   
Electrical Properties
  
  
Electrical Property
Conductor   
Conductor   
Resistivity
0.90 nΩ·m   
99+
43.90 nΩ·m   
99+
Electrical Conductivity
0.01 106/cm Ω   
99+
0.23 106/cm Ω   
7
Electron Affinity
50.00 kJ/mol   
21
0.00 kJ/mol   
40
Thermal Properties
Specific Heat
0.18 J/(kg K)   
33
1.02 J/(kg K)   
4
Molar Heat Capacity
27.66 J/mol·K   
16
24.87 J/mol·K   
99+
Thermal Conductivity
13.90 W/m·K   
99+
156.00 W/m·K   
8
Critical Temperature
Not Available   
Not Available   
Thermal Expansion
35.00 µm/(m·K)   
8
24.80 µm/(m·K)   
15
Enthalpy
  
  
Enthalpy of Vaporization
143.50 kJ/mol   
99+
128.70 kJ/mol   
99+
Enthalpy of Fusion
9.21 kJ/mol   
37
8.95 kJ/mol   
39
Enthalpy of Atomization
180.00 kJ/mol   
99+
148.50 kJ/mol   
99+
Standard Molar Entropy
77.80 J/mol.K   
4
32.70 J/mol.K   
99+
Summary >>
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