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Platinum vs Meitnerium


Meitnerium vs Platinum


Periodic Table

Symbol
Pt   
Mt   

Group Number
10   
8
9   
9

Period Number
6   
7   

Block
d block   
d block   

Element Family
Transition Metal   
Probably Transition   

CAS Number
7440064   
99+
54038016   
10

Space Group Name
Fm_ 3m   
Not Available   

Space Group Number
225.00   
2
Not Available   

Facts

Interesting Facts
  • Platinum is the rarest metal from the Precious metal categories..
  • Commercially Platinum is produced as a byproduct in ores of nickel.
  
Not Available   

Sources
Mining, Ores of metals, Ores of Minerals   
Bombarding Bi209 with Accelerated Nuclei of Fe58, Synthetically Produced   

History
  
  

Who Discovered
Antonio de Ulloa   
Gesellschaft für Schwerionenforschung   

Discovery
In 1735   
In 1982   

Abundance
  
  

Abundance In Universe
5 * 10-7 %   
19
Not Available   

Abundance In Sun
~0.0000009 %   
19
~-9999 %   

Abundance In Meteorites
0.00 %   
25
Not Available   

Abundance In Earth's Crust
0.00 %   
99+
Not Available   

Uses

Uses & Benefits
  • Platinum metal is mainly used in jewellery.
  • Platinum is used as an industrial catalyst in production of nitric acid, silicone and benzene.
  
  • Currently known uses of Meitnerium metal are limited to research purpose only.
  

Industrial Uses
Aerospace Industry, Chemical Industry   
NA   

Medical Uses
Dentistry, Pharmaceutical Industry, Surgical Instruments Manufacturing   
NA   

Other Uses
Alloys, Bullion, Coinage, Jewellery, Sculptures, Statues   
NA   

Biological Properties
  
  

Toxicity
Non Toxic   
Unknown   

Present in Human Body
No   
No   

In Blood
Not Available   
0.00 Blood/mg dm-3   
37

In Bone
Not Available   
0.00 p.p.m.   
36

Physical Properties

Melting Point
1,772.00 °C   
16
Not Available   

Boiling Point
3,827.00 °C   
15
Not Available   

Appearance
  
  

Physical State
Solid   
Solid   

Color
Silvery White   
Unknown   

Luster
Metallic   
Unknown Luster   

Hardness
  
  

Mohs Hardness
3.50   
11
Not Available   

Brinell Hardness
300.00 MPa   
34
Not Available   

Vickers Hardness
400.00 MPa   
25
Not Available   

Speed of Sound
2,800.00 m/s   
29
Not Available   

Optical Properties
  
  

Reflectivity
73.00 %   
8
Not Available   

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
Pt   
Mt   

Isotopes
  
  

Known Isotopes
35   
4
4   
33

Electronegativity
  
  

Pauling Electronegativity
2.28   
3
Not Available   

Allred Rochow Electronegativity
1.44   
17
Not Available   

Allen Electronegativity
1.72   
16
Not Available   

Electropositivity
  
  

Pauling Electropositivity
1.72   
99+
Not Available   

Ionization Energies
  
  

1st Energy Level
870.00 kJ/mol   
10
800.80 kJ/mol   
15

2nd Energy Level
1,791.00 kJ/mol   
21
1,823.60 kJ/mol   
17

3rd Energy Level
Not Available   
2,904.20 kJ/mol   
31

4th Energy Level
Not Available   
3,859.40 kJ/mol   
99+

5th Energy Level
Not Available   
4,920.80 kJ/mol   
35

Electrochemical Equivalent
1.82 g/amp-hr   
35
Not Available   

Electron Work Function
5.65 eV   
1
Not Available   

Other Chemical Properties
Chemical Stability, Anti Corrosion, Ionization   
Ionization, Radioactive Isotopes, Radioactivity   

Atomic Properties

Atomic Number
78   
38
109   
9

Electron Configuration
[Xe] 4f14 5d9 6s1   
[Rn] 5f14 6d7 7s2   

Crystal Structure
Face Centered Cubic (FCC)   
Face Centered Cubic (FCC)   

Crystal Lattice
FCC-Crystal-Structure-of-Platinum.jpg#100   
FCC-Crystal-Structure-of-Meitnerium.jpg#100   

Atom
  
  

Number of Protons
78   
38
109   
9

Number of Neutrons
117   
24
157   
7

Number of Electrons
78   
38
109   
9

Radius of an Atom
  
  

Atomic Radius
139.00 pm   
39
122.00 pm   
99+

Covalent Radius
136.00 pm   
99+
129.00 pm   
99+

Van der Waals Radius
175.00 pm   
36
Not Available   

Atomic Weight
47.87 amu   
99+
278.00 amu   
7

Atomic Volume
9.09 cm3/mol   
99+
Not Available   

Adjacent Atomic Numbers
  
  

Previous Element
Iridium
  
Hassium
  

Next Element
Gold
  

Valence Electron Potential
392.42 (-eV)   
1
Not Available   

Lattice Constant
392.42 pm   
24
Not Available   

Lattice Angles
π/2, π/2, π/2   
NA   

Lattice C/A Ratio
Not Available   
Not Available   

Mechanical Properties

Density
  
  

Density At Room Temperature
21.45 g/cm3   
11
37.40 g/cm3   
2

Density When Liquid (at m.p.)
19.77 g/cm3   
2
Not Available   

Tensile Strength
125.00 MPa   
14
Not Available   

Viscosity
Not Available   
Not Available   

Vapor Pressure
  
  

Vapor Pressure at 2000 K
0.07 (Pa)   
18
Not Available   

Elasticity properties
  
  

Shear Modulus
61.00 GPa   
14
Not Available   

Bulk Modulus
230.00 GPa   
6
Not Available   

Young's Modulus
168.00 GPa   
14
Not Available   

Poisson Ratio
0.38   
6
Not Available   

Other Mechanical Properties
Ductile, Malleable   
NA   

Magnetic Properties

Magnetic Characteristics
  
  

Specific Gravity
21.45   
4
Not Available   

Magnetic Ordering
Paramagnetic   
Paramagnetic   

Permeability
0.00 H/m   
3
Not Available   

Electrical Properties
  
  

Electrical Property
Conductor   
Unknown   

Resistivity
105.00 nΩ·m   
30
Not Available   

Electrical Conductivity
0.10 106/cm Ω   
21
Not Available   

Electron Affinity
205.30 kJ/mol   
2
Not Available   

Thermal Properties

Specific Heat
0.13 J/(kg K)   
39
Not Available   

Molar Heat Capacity
25.86 J/mol·K   
35
Not Available   

Thermal Conductivity
71.60 W/m·K   
24
Not Available   

Critical Temperature
Not Available   
Not Available   

Thermal Expansion
8.80 µm/(m·K)   
99+
Not Available   

Enthalpy
  
  

Enthalpy of Vaporization
510.50 kJ/mol   
11
Not Available   

Enthalpy of Fusion
19.70 kJ/mol   
12
Not Available   

Enthalpy of Atomization
565.00 kJ/mol   
11
Not Available   

Standard Molar Entropy
41.60 J/mol.K   
36
Not Available   

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