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Fermium vs Platinum

Fermium
Platinum
Platinum vs Fermium


Periodic Table
Symbol
Fm  
Pt  
Group Number
3  
15
10  
8
Period Number
7  
6  
Block
f block  
d block  
Element Family
Actinide  
Transition Metal  
CAS Number
7440724  
19
7440064  
99+
Space Group Name
-  
Fm_ 3m  
Space Group Number
194.00  
7
225.00  
3
Facts
Interesting Facts
  • Fermium metal is highly radioactive in nature.
  • Fermium is synthetically produced metal.
  
  • Platinum is the rarest metal from the Precious metal categories..
  • Commercially Platinum is produced as a byproduct in ores of nickel.
  
Sources
Bombarding Pu-239 with Neutrons  
Mining, Ores of metals, Ores of Minerals  
History
  
  
Who Discovered
Lawrence Berkeley National Laboratory  
Antonio de Ulloa  
Discovery
In 1952  
In 1735  
Abundance
  
  
Abundance In Universe
0.00 %  
35
0.00 %  
20
Abundance In Sun
0.00 %  
30
0.00 %  
19
Abundance In Meteorites
0.00 %  
99+
0.00 %  
25
Abundance In Earth's Crust
0.00 %  
99+
0.00 %  
99+
Abundance In Oceans
-  
-  
Abundance In Humans
-  
0.00 %  
24
Uses
Uses & Benefits
  • Currently known uses of Fermium metal are limited to research purpose only.
  
  • Platinum metal is mainly used in jewellery.
  • Platinum is used as an industrial catalyst in production of nitric acid, silicone and benzene.
  
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  
40
0.00 Blood/mg dm-3  
37
In Bone
0.00 p.p.m.  
99+
0.00 p.p.m.  
99+
Physical
Melting Point
1,527.00 °C  
26
1,772.00 °C  
16
Boiling Point
0.00 °C  
99+
3,827.00 °C  
15
Appearance
  
  
Physical State
Solid  
Solid  
Color
-  
Silvery White  
Luster
-  
Metallic  
Hardness
  
  
Mohs Hardness
6.00  
6
3.50  
12
Brinell Hardness
500.00 MPa  
28
300.00 MPa  
99+
Vickers Hardness
600.00 MPa  
28
400.00 MPa  
99+
Speed of Sound
2,500.00 m/s  
99+
2,800.00 m/s  
99+
Optical Properties
  
  
Refractive Index
1.30  
99+
2.41  
6
Reflectivity
59.00 %  
24
73.00 %  
10
Allotropes
No  
No  
α Allotropes
-  
-  
β Allotropes
-  
-  
γ Allotropes
-  
-  
Chemical
Chemical Formula
Fm  
Pt  
Isotopes
  
  
Known Isotopes
18  
21
35  
4
Electronegativity
  
  
Pauling Electronegativity
1.30  
33
2.28  
4
Sanderson Electronegativity
1.30  
25
2.28  
5
Allred Rochow Electronegativity
1.20  
28
1.44  
18
Mulliken-Jaffe Electronegativity
1.30  
33
2.20  
6
Allen Electronegativity
1.30  
40
1.72  
19
Electropositivity
  
  
Pauling Electropositivity
2.70  
22
1.72  
99+
Ionization Energies
  
  
1st Energy Level
627.00 kJ/mol  
99+
870.00 kJ/mol  
10
2nd Energy Level
1,225.00 kJ/mol  
99+
1,791.00 kJ/mol  
22
3rd Energy Level
2,363.00 kJ/mol  
99+
2,277.00 kJ/mol  
99+
4th Energy Level
3,792.00 kJ/mol  
99+
8,702.00 kJ/mol  
6
5th Energy Level
6,270.00 kJ/mol  
39
8,702.00 kJ/mol  
9
6th Energy Level
6,270.00 kJ/mol  
99+
8,700.00 kJ/mol  
27
7th Energy level
6,270.00 kJ/mol  
99+
8,700.00 kJ/mol  
23
8th Energy Level
6,270.00 kJ/mol  
99+
8,700.00 kJ/mol  
23
9th Energy Level
7,040.00 kJ/mol  
33
5,660.00 kJ/mol  
99+
10th Energy Level
6,270.00 kJ/mol  
99+
8,700.00 kJ/mol  
24
11th Energy Level
6,270.00 kJ/mol  
99+
8,700.00 kJ/mol  
21
12th Energy Level
62,700.00 kJ/mol  
10
8,700.00 kJ/mol  
99+
13th Energy Level
6,270.00 kJ/mol  
38
8,700.00 kJ/mol  
16
14th Energy Level
6,270.00 kJ/mol  
27
870.00 kJ/mol  
99+
15th Energy Level
62,700.00 kJ/mol  
38
87,000.00 kJ/mol  
9
16th Energy Level
62,700.00 kJ/mol  
28
870.00 kJ/mol  
99+
17th Energy Level
627.00 kJ/mol  
99+
870.00 kJ/mol  
27
18th Energy Level
6,270.00 kJ/mol  
40
8,700.00 kJ/mol  
16
19th Energy Level
994.80 kJ/mol  
21
870.00 kJ/mol  
25
20th Energy Level
627.00 kJ/mol  
99+
870.00 kJ/mol  
15
21st Energy Level
627.00 kJ/mol  
99+
870.00 kJ/mol  
38
22nd Energy Level
345.00 kJ/mol  
99+
870.00 kJ/mol  
13
23rd Energy Level
6,270.00 kJ/mol  
14
870.10 kJ/mol  
39
24th Energy Level
627.60 kJ/mol  
38
870.00 kJ/mol  
9
25th Energy Level
627.00 kJ/mol  
40
870.00 kJ/mol  
7
26th Energy Level
627.60 kJ/mol  
39
870.00 kJ/mol  
7
27th Energy Level
627.60 kJ/mol  
99+
870.10 kJ/mol  
6
28th Energy Level
627.60 kJ/mol  
99+
870.10 kJ/mol  
9
29th Energy Level
627.60 kJ/mol  
99+
870.00 kJ/mol  
10
30th Energy Level
627.60 kJ/mol  
99+
870.00 kJ/mol  
7
Electrochemical Equivalent
3.20 g/amp-hr  
15
1.82 g/amp-hr  
39
Electron Work Function
4.47 eV  
21
5.65 eV  
4
Other Chemical Properties
Ionization, Radioactive Isotopes, Radioactivity  
Chemical Stability, Anti Corrosion, Ionization  
Atomic
Atomic Number
100  
18
78  
38
Electron Configuration
[Rn] 5f12 7s2  
[Xe] 4f14 5d9 6s1  
Crystal Structure
Not Known  
Face Centered Cubic (FCC)  
Crystal Lattice
Unknown-Crystal-Structure-of-Fermium.jpg#100  
FCC-Crystal-Structure-of-Platinum.jpg#100  
Atom
  
  
Number of Protons
100  
18
78  
38
Number of Neutrons
157  
8
117  
25
Number of Electrons
100  
18
78  
38
Radius of an Atom
  
  
Atomic Radius
180.00 pm  
16
139.00 pm  
99+
Covalent Radius
180.00 pm  
23
136.00 pm  
99+
Van der Waals Radius
245.00 pm  
13
175.00 pm  
99+
Atomic Weight
257.00 amu  
15
47.87 amu  
99+
Atomic Volume
18.00 cm3/mol  
99+
9.09 cm3/mol  
99+
Adjacent Atomic Numbers
  
  
Previous Element
Einsteinium
  
Iridium
  
Next Element
Mendelevium
  
Gold
  
Valence Electron Potential
0.00 (-eV)  
99+
392.42 (-eV)  
1
Lattice Constant
350.00 pm  
99+
392.42 pm  
27
Lattice Angles
-  
π/2, π/2, π/2  
Lattice C/A Ratio
1.63  
13
1.56  
99+
Mechanical
Density
  
  
Density At Room Temperature
9.70 g/cm3  
99+
21.45 g/cm3  
11
Density When Liquid (at m.p.)
9.70 g/cm3  
99+
19.77 g/cm3  
12
Tensile Strength
0.10 MPa  
99+
125.00 MPa  
26
Viscosity
0.00  
25
0.00  
16
Vapor Pressure
  
  
Vapor Pressure at 1000 K
0.00 (Pa)  
22
0.00 (Pa)  
16
Vapor Pressure at 2000 K
0.00 (Pa)  
30
0.07 (Pa)  
18
Elasticity properties
  
  
Shear Modulus
30.00 GPa  
27
61.00 GPa  
14
Bulk Modulus
50.00 GPa  
24
230.00 GPa  
6
Young's Modulus
0.00 GPa  
99+
168.00 GPa  
15
Poisson Ratio
0.35  
9
0.38  
6
Other Mechanical Properties
-  
Ductile, Malleable  
Magnetic
Magnetic Characteristics
  
  
Specific Gravity
9.70  
99+
21.45  
13
Magnetic Ordering
-  
Paramagnetic  
Permeability
0.00 H/m  
16
0.00 H/m  
14
Susceptibility
0.00  
24
0.00  
20
Electrical Properties
  
  
Electrical Property
-  
Conductor  
Resistivity
7.90 nΩ·m  
99+
105.00 nΩ·m  
30
Electrical Conductivity
0.00 106/cm Ω  
99+
0.10 106/cm Ω  
26
Electron Affinity
0.00 kJ/mol  
99+
205.30 kJ/mol  
2
Thermal
Specific Heat
0.10 J/(kg K)  
99+
0.13 J/(kg K)  
40
Molar Heat Capacity
27.00 J/mol·K  
29
25.86 J/mol·K  
99+
Thermal Conductivity
0.00 W/m·K  
99+
71.60 W/m·K  
24
Critical Temperature
1,323.00 K  
99+
2,041.00 K  
19
Thermal Expansion
11.00 µm/(m·K)  
99+
8.80 µm/(m·K)  
99+
Enthalpy
  
  
Enthalpy of Vaporization
319.20 kJ/mol  
99+
510.50 kJ/mol  
15
Enthalpy of Fusion
13.30 kJ/mol  
30
19.70 kJ/mol  
12
Enthalpy of Atomization
-  
565.00 kJ/mol  
15
Standard Molar Entropy
50.00 J/mol.K  
99+
41.60 J/mol.K  
99+
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