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Europium vs Platinum

Europium
Platinum
Platinum vs Europium


Periodic Table
Symbol
Eu   
Pt   
Group Number
Not Available   
10   
8
Period Number
6   
6   
Block
f block   
d block   
Element Family
Lanthanide   
Transition Metal   
CAS Number
7440531   
34
7440064   
99+
Space Group Name
Im_ 3m   
Fm_ 3m   
Space Group Number
229.00   
1
225.00   
2
Facts
Interesting Facts
Not Available   
  • Platinum is the rarest metal from the Precious metal categories..
  • Commercially Platinum is produced as a byproduct in ores of nickel.
  
Sources
Found in Minerals, Mining, Ores of Minerals   
Mining, Ores of metals, Ores of Minerals   
History
  
  
Who Discovered
Eugène-Anatole Demarçay   
Antonio de Ulloa   
Discovery
In 1896   
In 1735   
Abundance
  
  
Abundance In Universe
5 * 10-8 %   
27
5 * 10-7 %   
19
Abundance In Sun
~0.00000005 %   
27
~0.0000009 %   
19
Abundance In Meteorites
0.00 %   
99+
0.00 %   
25
Abundance In Earth's Crust
0.00 %   
36
0.00 %   
99+
Abundance In Oceans
0.00 %   
99+
Not Available   
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.
  
  • Platinum metal is mainly used in jewellery.
  • Platinum is used as an industrial catalyst in production of nitric acid, silicone and benzene.
  
Industrial Uses
Chemical Industry   
Aerospace Industry, Chemical Industry   
Medical Uses
NA   
Dentistry, Pharmaceutical Industry, Surgical Instruments Manufacturing   
Other Uses
Alloys   
Alloys, Bullion, Coinage, Jewellery, Sculptures, Statues   
Biological Properties
  
  
Toxicity
Non Toxic   
Non Toxic   
Present in Human Body
Yes   
No   
Physical Properties
Melting Point
822.00 °C   
99+
1,772.00 °C   
16
Boiling Point
1,597.00 °C   
99+
3,827.00 °C   
15
Appearance
  
  
Physical State
Solid   
Solid   
Color
Silvery White   
Silvery White   
Luster
Lustrous   
Metallic   
Hardness
  
  
Mohs Hardness
Not Available   
3.50   
11
Brinell Hardness
Not Available   
300.00 MPa   
34
Vickers Hardness
167.00 MPa   
34
400.00 MPa   
25
Speed of Sound
Not Available   
2,800.00 m/s   
29
Optical Properties
  
  
Reflectivity
Not Available   
73.00 %   
8
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   
Pt   
Isotopes
  
  
Known Isotopes
31   
8
35   
4
Electronegativity
  
  
Pauling Electronegativity
1.20   
39
2.28   
3
Sanderson Electronegativity
1.01   
22
Not Available   
Allred Rochow Electronegativity
Not Available   
1.44   
17
Allen Electronegativity
Not Available   
1.72   
16
Electropositivity
  
  
Pauling Electropositivity
Not Available   
1.72   
99+
Ionization Energies
  
  
1st Energy Level
547.10 kJ/mol   
99+
870.00 kJ/mol   
10
2nd Energy Level
1,085.00 kJ/mol   
99+
1,791.00 kJ/mol   
21
3rd Energy Level
2,404.00 kJ/mol   
99+
Not Available   
4th Energy Level
4,120.00 kJ/mol   
33
Not Available   
Electrochemical Equivalent
1.89 g/amp-hr   
33
1.82 g/amp-hr   
35
Electron Work Function
2.50 eV   
99+
5.65 eV   
1
Other Chemical Properties
Ionization, Radioactive Isotopes, Solubility   
Chemical Stability, Anti Corrosion, Ionization   
Atomic Properties
Atomic Number
63   
99+
78   
38
Electron Configuration
[Xe] 4f7 6s2   
[Xe] 4f14 5d9 6s1   
Crystal Structure
Body Centered Cubic (BCC)   
Face Centered Cubic (FCC)   
Crystal Lattice
BCC-Crystal-Structure-.jpg#100   
FCC-Crystal-Structure-of-Platinum.jpg#100   
Atom
  
  
Number of Protons
63   
99+
78   
38
Number of Neutrons
89   
38
117   
24
Number of Electrons
63   
99+
78   
38
Radius of an Atom
  
  
Atomic Radius
180.00 pm   
14
139.00 pm   
39
Covalent Radius
198.00 pm   
13
136.00 pm   
99+
Van der Waals Radius
233.00 pm   
18
175.00 pm   
36
Atomic Weight
151.96 amu   
99+
47.87 amu   
99+
Atomic Volume
28.90 cm3/mol   
8
9.09 cm3/mol   
99+
Adjacent Atomic Numbers
  
  
Previous Element
Samarium
  
Iridium
  
Next Element
Gadolinium
  
Gold
  
Valence Electron Potential
45.60 (-eV)   
35
392.42 (-eV)   
1
Lattice Constant
458.10 pm   
17
392.42 pm   
24
Lattice Angles
π/2, π/2, π/2   
π/2, π/2, π/2   
Lattice C/A Ratio
Not Available   
Not Available   
Mechanical Properties
Density
  
  
Density At Room Temperature
5.26 g/cm3   
99+
21.45 g/cm3   
11
Density When Liquid (at m.p.)
5.13 g/cm3   
99+
19.77 g/cm3   
2
Tensile Strength
120.00 MPa   
15
125.00 MPa   
14
Viscosity
Not Available   
Not Available   
Vapor Pressure
  
  
Vapor Pressure at 1000 K
19.40 (Pa)   
4
Not Available   
Vapor Pressure at 2000 K
Not Available   
0.07 (Pa)   
18
Elasticity properties
  
  
Shear Modulus
7.90 GPa   
99+
61.00 GPa   
14
Bulk Modulus
8.30 GPa   
99+
230.00 GPa   
6
Young's Modulus
18.20 GPa   
99+
168.00 GPa   
14
Poisson Ratio
0.15   
34
0.38   
6
Other Mechanical Properties
Ductile   
Ductile, Malleable   
Magnetic Properties
Magnetic Characteristics
  
  
Specific Gravity
5.24   
99+
21.45   
4
Magnetic Ordering
Paramagnetic   
Paramagnetic   
Permeability
Not Available   
0.00 H/m   
3
Electrical Properties
  
  
Electrical Property
Conductor   
Conductor   
Resistivity
0.90 nΩ·m   
99+
105.00 nΩ·m   
30
Electrical Conductivity
0.01 106/cm Ω   
99+
0.10 106/cm Ω   
21
Electron Affinity
50.00 kJ/mol   
21
205.30 kJ/mol   
2
Thermal Properties
Specific Heat
0.18 J/(kg K)   
33
0.13 J/(kg K)   
39
Molar Heat Capacity
27.66 J/mol·K   
16
25.86 J/mol·K   
35
Thermal Conductivity
13.90 W/m·K   
99+
71.60 W/m·K   
24
Critical Temperature
Not Available   
Not Available   
Thermal Expansion
35.00 µm/(m·K)   
8
8.80 µm/(m·K)   
99+
Enthalpy
  
  
Enthalpy of Vaporization
143.50 kJ/mol   
99+
510.50 kJ/mol   
11
Enthalpy of Fusion
9.21 kJ/mol   
37
19.70 kJ/mol   
12
Enthalpy of Atomization
180.00 kJ/mol   
99+
565.00 kJ/mol   
11
Standard Molar Entropy
77.80 J/mol.K   
4
41.60 J/mol.K   
36
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