Symbol
Eu
  
Pt
  
Group Number
Not Available
  
Period Number
6
  
6
  
Block
f block
  
d block
  
Element Family
Lanthanide
  
Transition Metal
  
Space Group Name
Im_ 3m
  
Fm_ 3m
  
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 Sun
~0.00000005 %
  
27
~0.0000009 %
  
19
Abundance In Earth's Crust
Abundance In Oceans
Not Available
  
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
  
Melting Point
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
  
Brinell Hardness
Not Available
  
Speed of Sound
Not Available
  
2,800.00 m/s
  
29
Optical Properties
  
  
Reflectivity
Not Available
  
Allotropes
No
  
No
  
α Allotropes
Not Available
  
Not Available
  
β Allotropes
Not Available
  
Not Available
  
γ Allotropes
Not Available
  
Not Available
  
Chemical Formula
Eu
  
Pt
  
Isotopes
  
  
Electronegativity
  
  
Pauling Electronegativity
Sanderson Electronegativity
Not Available
  
Allred Rochow Electronegativity
Not Available
  
Allen Electronegativity
Not Available
  
Electropositivity
  
  
Pauling Electropositivity
Not Available
  
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
Other Chemical Properties
Ionization, Radioactive Isotopes, Solubility
  
Chemical Stability, Anti Corrosion, Ionization
  
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
  
  
Radius of an Atom
  
  
Atomic Weight
151.96 amu
  
99+
Atomic Volume
28.90 cm3/mol
  
8
9.09 cm3/mol
  
99+
Adjacent Atomic Numbers
  
  
Valence Electron Potential
45.60 (-eV)
  
35
392.42 (-eV)
  
1
Lattice Angles
π/2, π/2, π/2
  
π/2, π/2, π/2
  
Lattice C/A Ratio
Not Available
  
Not Available
  
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+
Viscosity
Not Available
  
Not Available
  
Vapor Pressure
  
  
Vapor Pressure at 1000 K
Not Available
  
Vapor Pressure at 2000 K
Not Available
  
Elasticity properties
  
  
Other Mechanical Properties
Ductile
  
Ductile, Malleable
  
Magnetic Characteristics
  
  
Magnetic Ordering
Paramagnetic
  
Paramagnetic
  
Permeability
Not Available
  
Electrical Properties
  
  
Electrical Property
Conductor
  
Conductor
  
Resistivity
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
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