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Fermium vs Vanadium

Fermium
Vanadium
Vanadium vs Fermium


Periodic Table
Symbol
Fm  
V  
Group Number
Not Available  
5  
13
Period Number
7  
4  
Block
f block  
d block  
Element Family
Actinide  
Transition Metal  
CAS Number
7440724  
19
7440622  
27
Space Group Name
Not Available  
Im_ 3m  
Space Group Number
Not Available  
229.00  
1
Facts
Interesting Facts
  • Fermium metal is highly radioactive in nature.
  • Fermium is synthetically produced metal.
  
  • Vanadium is a highly reactive metal, hence it is not found free in nature.
  • Vanadium can be found in almost 65 different types of minerals.
  
Sources
Bombarding Pu-239 with Neutrons  
Found As a By-product, Found in Minerals, Mining, Ores of Minerals  
History
  
  
Who Discovered
Lawrence Berkeley National Laboratory  
Andrés Manuel del Río  
Discovery
In 1952  
In 1801  
Abundance
  
  
Abundance In Universe
Not Available  
1 * 10-4 %  
10
Abundance In Sun
~-9999 %  
~0.00004 %  
13
Abundance In Meteorites
Not Available  
0.01 %  
14
Abundance In Earth's Crust
Not Available  
0.02 %  
12
Abundance In Oceans
Not Available  
0.00 %  
14
Abundance In Humans
Not Available  
0.00 %  
16
Uses
Uses & Benefits
  • Currently known uses of Fermium metal are limited to research purpose only.
  
  • Its ally with steel is used very tough and hence it is used in armor plates, axles, piston rods, tools and crankshafts.
  • Its oxide is used as pigments for glass and ceramics.
  
Industrial Uses
NA  
Aerospace Industry, Automobile Industry, Chemical Industry  
Medical Uses
NA  
NA  
Other Uses
NA  
Alloys  
Biological Properties
  
  
Toxicity
Unknown  
Toxic  
Present in Human Body
No  
Yes  
In Blood
0.00 Blood/mg dm-3  
37
0.00 Blood/mg dm-3  
36
In Bone
0.00 p.p.m.  
36
0.00 p.p.m.  
31
Physical Properties
Melting Point
1,527.00 °C  
26
1,890.00 °C  
13
Boiling Point
Not Available  
3,380.00 °C  
20
Appearance
  
  
Physical State
Solid  
Solid  
Color
Unknown  
Blue-Silver Grey  
Luster
Not Defined  
Metallic  
Hardness
  
  
Mohs Hardness
Not Available  
6.70  
4
Brinell Hardness
Not Available  
600.00 MPa  
20
Vickers Hardness
Not Available  
628.00 MPa  
17
Speed of Sound
Not Available  
4,560.00 m/s  
17
Optical Properties
  
  
Reflectivity
Not Available  
61.00 %  
14
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
Fm  
V  
Isotopes
  
  
Known Isotopes
18  
21
22  
17
Electronegativity
  
  
Pauling Electronegativity
1.30  
32
1.63  
20
Sanderson Electronegativity
Not Available  
1.39  
17
Allred Rochow Electronegativity
1.20  
27
1.45  
16
Allen Electronegativity
Not Available  
1.53  
26
Electropositivity
  
  
Pauling Electropositivity
2.70  
22
2.37  
34
Ionization Energies
  
  
1st Energy Level
627.00 kJ/mol  
99+
650.90 kJ/mol  
99+
2nd Energy Level
1,225.00 kJ/mol  
99+
1,414.00 kJ/mol  
99+
3rd Energy Level
2,363.00 kJ/mol  
99+
2,830.00 kJ/mol  
35
4th Energy Level
3,792.00 kJ/mol  
99+
4,507.00 kJ/mol  
25
5th Energy Level
Not Available  
6,298.70 kJ/mol  
23
6th Energy Level
Not Available  
12,363.00 kJ/mol  
5
7th Energy level
Not Available  
14,530.00 kJ/mol  
5
8th Energy Level
Not Available  
16,730.00 kJ/mol  
7
9th Energy Level
Not Available  
19,860.00 kJ/mol  
7
10th Energy Level
Not Available  
22,240.00 kJ/mol  
12
11th Energy Level
Not Available  
24,670.00 kJ/mol  
15
12th Energy Level
Not Available  
29,730.00 kJ/mol  
12
13th Energy Level
Not Available  
32,446.00 kJ/mol  
12
14th Energy Level
Not Available  
86,450.00 kJ/mol  
1
15th Energy Level
Not Available  
94,170.00 kJ/mol  
2
16th Energy Level
Not Available  
102,300.00 kJ/mol  
3
17th Energy Level
Not Available  
112,700.00 kJ/mol  
4
18th Energy Level
Not Available  
121,600.00 kJ/mol  
5
19th Energy Level
Not Available  
130,700.00 kJ/mol  
6
20th Energy Level
Not Available  
143,400.00 kJ/mol  
8
21st Energy Level
Not Available  
151,440.00 kJ/mol  
8
Electrochemical Equivalent
3.20 g/amp-hr  
13
0.38 g/amp-hr  
99+
Electron Work Function
Not Available  
4.30 eV  
18
Other Chemical Properties
Ionization, Radioactive Isotopes, Radioactivity  
Anti Corrosion, Ionization, Radioactive Isotopes  
Atomic Properties
Atomic Number
100  
18
23  
99+
Electron Configuration
[Rn] 5f12 7s2  
[Ar] 3d3 4s2  
Crystal Structure
Not Known  
Body Centered Cubic (BCC)  
Crystal Lattice
Unknown-Crystal-Structure-of-Fermium.jpg#100  
BCC-Crystal-Structure-.jpg#100  
Atom
  
  
Number of Protons
100  
18
23  
99+
Number of Neutrons
157  
7
28  
99+
Number of Electrons
100  
18
23  
99+
Radius of an Atom
  
  
Atomic Radius
Not Available  
134.00 pm  
99+
Covalent Radius
Not Available  
153.00 pm  
33
Van der Waals Radius
245.00 pm  
9
200.00 pm  
28
Atomic Weight
257.00 amu  
15
50.94 amu  
99+
Atomic Volume
Not Available  
8.78 cm3/mol  
99+
Adjacent Atomic Numbers
  
  
Previous Element
Einsteinium
  
Titanium
  
Next Element
Mendelevium
  
Chromium
  
Valence Electron Potential
Not Available  
120.00 (-eV)  
6
Lattice Constant
Not Available  
303.00 pm  
99+
Lattice Angles
NA  
π/2, π/2, π/2  
Lattice C/A Ratio
Not Available  
Not Available  
Mechanical Properties
Density
  
  
Density At Room Temperature
Not Available  
6.00 g/cm3  
99+
Density When Liquid (at m.p.)
Not Available  
5.50 g/cm3  
99+
Tensile Strength
Not Available  
800.00 MPa  
6
Viscosity
Not Available  
Not Available  
Vapor Pressure
  
  
Vapor Pressure at 2000 K
Not Available  
0.23 (Pa)  
16
Elasticity properties
  
  
Shear Modulus
Not Available  
47.00 GPa  
16
Bulk Modulus
Not Available  
160.00 GPa  
11
Young's Modulus
Not Available  
128.00 GPa  
15
Poisson Ratio
Not Available  
0.37  
7
Other Mechanical Properties
NA  
Ductile, Malleable  
Magnetic Properties
Magnetic Characteristics
  
  
Specific Gravity
Not Available  
5.96  
99+
Magnetic Ordering
Unknown  
Paramagnetic  
Electrical Properties
  
  
Electrical Property
Unknown  
Superconductor  
Resistivity
Not Available  
197.00 nΩ·m  
19
Electrical Conductivity
Not Available  
0.05 106/cm Ω  
35
Electron Affinity
Not Available  
50.60 kJ/mol  
20
Thermal Properties
Specific Heat
Not Available  
0.49 J/(kg K)  
10
Molar Heat Capacity
Not Available  
24.89 J/mol·K  
99+
Thermal Conductivity
Not Available  
30.70 W/m·K  
39
Critical Temperature
Not Available  
Not Available  
Thermal Expansion
Not Available  
8.40 µm/(m·K)  
99+
Enthalpy
  
  
Enthalpy of Vaporization
Not Available  
458.60 kJ/mol  
14
Enthalpy of Fusion
Not Available  
17.57 kJ/mol  
14
Enthalpy of Atomization
Not Available  
514.60 kJ/mol  
13
Standard Molar Entropy
Not Available  
28.90 J/mol.K  
99+
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