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Platinum vs Meitnerium

Platinum
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  
-  
Space Group Number
225.00  
3
166.00  
9
Facts
Interesting Facts
  • Platinum is the rarest metal from the Precious metal categories..
  • Commercially Platinum is produced as a byproduct in ores of nickel.
  
Meitnerium is named after Lise Meitner, an Austrian physicist.  
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
0.00 %  
20
0.00 %  
40
Abundance In Sun
0.00 %  
19
-  
Abundance In Meteorites
0.00 %  
25
0.00 %  
99+
Abundance In Earth's Crust
0.00 %  
99+
-  
Abundance In Oceans
-  
-  
Abundance In Humans
0.00 %  
24
-  
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  
-  
Medical Uses
Dentistry, Pharmaceutical Industry, Surgical Instruments Manufacturing  
-  
Other Uses
Alloys, Bullion, Coinage, Jewellery, Sculptures, Statues  
-  
Biological Properties
  
  
Toxicity
Non Toxic  
-  
Present in Human Body
No  
No  
In Blood
0.00 Blood/mg dm-3  
37
0.00 Blood/mg dm-3  
40
In Bone
0.00 p.p.m.  
99+
0.00 p.p.m.  
99+
Physical
Melting Point
1,772.00 °C  
16
-  
Boiling Point
3,827.00 °C  
15
0.00 °C  
99+
Appearance
  
  
Physical State
Solid  
Solid  
Color
Silvery White  
-  
Luster
Metallic  
Unknown Luster  
Hardness
  
  
Mohs Hardness
3.50  
12
-  
Brinell Hardness
300.00 MPa  
99+
400.00 MPa  
34
Vickers Hardness
400.00 MPa  
99+
350.00 MPa  
99+
Speed of Sound
2,800.00 m/s  
99+
3,200.00 m/s  
35
Optical Properties
  
  
Refractive Index
2.41  
6
1.30  
99+
Reflectivity
73.00 %  
10
68.00 %  
15
Allotropes
No  
No  
α Allotropes
-  
-  
β Allotropes
-  
-  
γ Allotropes
-  
-  
Chemical
Chemical Formula
Pt  
Mt  
Isotopes
  
  
Known Isotopes
35  
4
4  
33
Electronegativity
  
  
Pauling Electronegativity
2.28  
4
1.30  
33
Sanderson Electronegativity
2.28  
5
1.90  
13
Allred Rochow Electronegativity
1.44  
18
1.30  
25
Mulliken-Jaffe Electronegativity
2.20  
6
1.30  
33
Allen Electronegativity
1.72  
19
1.30  
40
Electropositivity
  
  
Pauling Electropositivity
1.72  
99+
2.00  
99+
Ionization Energies
  
  
1st Energy Level
870.00 kJ/mol  
10
800.80 kJ/mol  
15
2nd Energy Level
1,791.00 kJ/mol  
22
1,823.60 kJ/mol  
18
3rd Energy Level
2,277.00 kJ/mol  
99+
2,904.20 kJ/mol  
31
4th Energy Level
8,702.00 kJ/mol  
6
3,859.40 kJ/mol  
99+
5th Energy Level
8,702.00 kJ/mol  
9
4,920.80 kJ/mol  
99+
6th Energy Level
8,700.00 kJ/mol  
27
8,000.00 kJ/mol  
34
7th Energy level
8,700.00 kJ/mol  
23
8,000.00 kJ/mol  
28
8th Energy Level
8,700.00 kJ/mol  
23
8,000.00 kJ/mol  
28
9th Energy Level
5,660.00 kJ/mol  
99+
6,700.00 kJ/mol  
36
10th Energy Level
8,700.00 kJ/mol  
24
5,800.00 kJ/mol  
99+
11th Energy Level
8,700.00 kJ/mol  
21
6,300.00 kJ/mol  
99+
12th Energy Level
8,700.00 kJ/mol  
99+
0.00 kJ/mol  
99+
13th Energy Level
8,700.00 kJ/mol  
16
8,000.00 kJ/mol  
20
14th Energy Level
870.00 kJ/mol  
99+
1,156.00 kJ/mol  
99+
15th Energy Level
87,000.00 kJ/mol  
9
80,000.00 kJ/mol  
17
16th Energy Level
870.00 kJ/mol  
99+
58,700.00 kJ/mol  
39
17th Energy Level
870.00 kJ/mol  
27
1,110.00 kJ/mol  
20
18th Energy Level
8,700.00 kJ/mol  
16
8,000.00 kJ/mol  
23
19th Energy Level
870.00 kJ/mol  
25
1,110.00 kJ/mol  
17
20th Energy Level
870.00 kJ/mol  
15
850.00 kJ/mol  
18
21st Energy Level
870.00 kJ/mol  
38
800.00 kJ/mol  
99+
22nd Energy Level
870.00 kJ/mol  
13
380.00 kJ/mol  
99+
23rd Energy Level
870.10 kJ/mol  
39
8,000.00 kJ/mol  
9
24th Energy Level
870.00 kJ/mol  
9
565.60 kJ/mol  
99+
25th Energy Level
870.00 kJ/mol  
7
800.00 kJ/mol  
13
26th Energy Level
870.00 kJ/mol  
7
800.00 kJ/mol  
13
27th Energy Level
870.10 kJ/mol  
6
800.00 kJ/mol  
12
28th Energy Level
870.10 kJ/mol  
9
800.00 kJ/mol  
18
29th Energy Level
870.00 kJ/mol  
10
800.00 kJ/mol  
18
30th Energy Level
870.00 kJ/mol  
7
800.00 kJ/mol  
13
Electrochemical Equivalent
1.82 g/amp-hr  
39
3.00 g/amp-hr  
21
Electron Work Function
5.65 eV  
4
4.90 eV  
12
Other Chemical Properties
Chemical Stability, Anti Corrosion, Ionization  
Ionization, Radioactive Isotopes, Radioactivity  
Atomic
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  
25
157  
8
Number of Electrons
78  
38
109  
9
Radius of an Atom
  
  
Atomic Radius
139.00 pm  
99+
122.00 pm  
99+
Covalent Radius
136.00 pm  
99+
129.00 pm  
99+
Van der Waals Radius
175.00 pm  
99+
260.00 pm  
9
Atomic Weight
47.87 amu  
99+
278.00 amu  
7
Atomic Volume
9.09 cm3/mol  
99+
20.20 cm3/mol  
30
Adjacent Atomic Numbers
  
  
Previous Element
Iridium
  
Hassium
  
Next Element
Gold
  
Darmstadtium
  
Valence Electron Potential
392.42 (-eV)  
1
31.20 (-eV)  
99+
Lattice Constant
392.42 pm  
27
0.00 pm  
99+
Lattice Angles
π/2, π/2, π/2  
-  
Lattice C/A Ratio
1.56  
99+
1.59  
27
Mechanical
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  
12
37.40 g/cm3  
2
Tensile Strength
125.00 MPa  
26
80.00 MPa  
29
Viscosity
0.00  
16
0.00  
25
Vapor Pressure
  
  
Vapor Pressure at 1000 K
0.00 (Pa)  
16
0.00 (Pa)  
37
Vapor Pressure at 2000 K
0.07 (Pa)  
18
0.00 (Pa)  
37
Elasticity properties
  
  
Shear Modulus
61.00 GPa  
14
35.00 GPa  
21
Bulk Modulus
230.00 GPa  
6
0.00 GPa  
99+
Young's Modulus
168.00 GPa  
15
13.50 GPa  
99+
Poisson Ratio
0.38  
6
0.25  
24
Other Mechanical Properties
Ductile, Malleable  
-  
Magnetic
Magnetic Characteristics
  
  
Specific Gravity
21.45  
13
37.40  
4
Magnetic Ordering
Paramagnetic  
Paramagnetic  
Permeability
0.00 H/m  
14
0.00 H/m  
12
Susceptibility
0.00  
20
0.00  
24
Electrical Properties
  
  
Electrical Property
Conductor  
-  
Resistivity
105.00 nΩ·m  
30
0.35 nΩ·m  
99+
Electrical Conductivity
0.10 106/cm Ω  
26
0.00 106/cm Ω  
99+
Electron Affinity
205.30 kJ/mol  
2
50.00 kJ/mol  
26
Thermal
Specific Heat
0.13 J/(kg K)  
40
0.10 J/(kg K)  
99+
Molar Heat Capacity
25.86 J/mol·K  
99+
27.00 J/mol·K  
29
Thermal Conductivity
71.60 W/m·K  
24
0.00 W/m·K  
99+
Critical Temperature
2,041.00 K  
19
1,323.00 K  
99+
Thermal Expansion
8.80 µm/(m·K)  
99+
10.30 µm/(m·K)  
99+
Enthalpy
  
  
Enthalpy of Vaporization
510.50 kJ/mol  
15
110.00 kJ/mol  
99+
Enthalpy of Fusion
19.70 kJ/mol  
12
-  
Enthalpy of Atomization
565.00 kJ/mol  
15
350.20 kJ/mol  
37
Standard Molar Entropy
41.60 J/mol.K  
99+
63.80 J/mol.K  
22
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