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Rhenium vs Iron

Rhenium
Iron
Iron vs Rhenium


Periodic Table
Symbol
Re   
Fe   
Group Number
7   
11
8   
10
Period Number
6   
4   
Block
d block   
d block   
Element Family
Transition Metal   
Transition Metal   
CAS Number
7440155   
99+
7439896   
99+
Space Group Name
P63/mmc   
Im_ 3m   
Space Group Number
194.00   
5
229.00   
1
Facts
Interesting Facts
  • Chemical properties of Rhenium are similar to Manganese.
  • Rhenium metal is created while refining Molybdenum.
  
  • Iron is not always magnetic in nature, its allotrope are ferromagnetic and the B allotrope is nonmagnetic.
  • The blood consists Iron in hemoglobin molecules to transfer Oxygen in the body.
  
Sources
Found in Minerals, Mining, Ores of Minerals   
Earth's crust, Found in Minerals   
History
  
  
Who Discovered
Masataka Ogawa   
Unknown   
Discovery
In 1908   
Before 5000 BC   
Abundance
  
  
Abundance In Universe
2 * 10-8 %   
29
1.1 * 10-1 %   
1
Abundance In Sun
~0.00000001 %   
29
~0.1 %   
1
Abundance In Meteorites
0.00 %   
99+
22.00 %   
1
Abundance In Earth's Crust
0.00 %   
99+
6.30 %   
2
Abundance In Oceans
0.00 %   
34
0.00 %   
12
Abundance In Humans
Not Available   
0.01 %   
5
Uses
Uses & Benefits
  • Alloys of Rhenium are used as an electric contact material. It can resist withstand arc corrosion.
  • Its catalysts are used in hydrogenation of fine chemicals. Its Alloy with nickel is used to produce turbine blades.
  
  • Iron metal alloy steel is used in the application of civil engineering and manufacturing.
  • Alloys of iron with nickel, vanadium, chromium, tungsten and manganese have very useful properties.
  
Industrial Uses
Aerospace Industry, Automobile Industry, Chemical Industry, Electrical Industry, Electronic Industry   
Aerospace Industry, Automobile Industry, Chemical Industry, Electrical Industry, Electronic Industry   
Medical Uses
NA   
Pharmaceutical Industry, Surgical Instruments Manufacturing   
Other Uses
Alloys   
Alloys, Sculptures, Statues   
Biological Properties
  
  
Toxicity
Low Toxic   
Non Toxic   
Present in Human Body
No   
Yes   
In Blood
Not Available   
447.00 Blood/mg dm-3   
3
In Bone
Not Available   
380.00 p.p.m.   
5
Physical Properties
Melting Point
3,180.00 °C   
2
1,535.00 °C   
25
Boiling Point
5,627.00 °C   
2
2,750.00 °C   
37
Appearance
  
  
Physical State
Solid   
Solid   
Color
Silvery Gray   
Gray   
Luster
Metallic   
Metallic   
Hardness
  
  
Mohs Hardness
7.00   
3
4.00   
10
Brinell Hardness
1,320.00 MPa   
8
200.00 MPa   
40
Vickers Hardness
1,350.00 MPa   
7
608.00 MPa   
18
Speed of Sound
4,700.00 m/s   
15
5,120.00 m/s   
8
Optical Properties
  
  
Reflectivity
Not Available   
65.00 %   
12
Allotropes
No   
Yes   
α Allotropes
Not Available   
Ferrite (alpha Iron)   
β Allotropes
Not Available   
beta Iron   
γ Allotropes
Not Available   
gamma Iron   
Chemical Properties
Chemical Formula
Re   
Fe   
Isotopes
  
  
Known Isotopes
33   
6
26   
13
Electronegativity
  
  
Pauling Electronegativity
1.90   
11
1.83   
14
Sanderson Electronegativity
Not Available   
2.20   
7
Allred Rochow Electronegativity
1.46   
15
1.64   
8
Allen Electronegativity
1.60   
21
1.80   
12
Electropositivity
  
  
Pauling Electropositivity
2.10   
99+
2.17   
40
Ionization Energies
  
  
1st Energy Level
760.00 kJ/mol   
20
762.50 kJ/mol   
17
2nd Energy Level
1,260.00 kJ/mol   
99+
1,561.90 kJ/mol   
36
3rd Energy Level
2,510.00 kJ/mol   
99+
2,957.00 kJ/mol   
29
4th Energy Level
3,640.00 kJ/mol   
99+
5,290.00 kJ/mol   
16
5th Energy Level
Not Available   
7,240.00 kJ/mol   
16
6th Energy Level
Not Available   
9,560.00 kJ/mol   
14
7th Energy level
Not Available   
12,060.00 kJ/mol   
15
8th Energy Level
Not Available   
14,580.00 kJ/mol   
14
9th Energy Level
Not Available   
22,540.00 kJ/mol   
5
10th Energy Level
Not Available   
25,290.00 kJ/mol   
8
11th Energy Level
Not Available   
28,000.00 kJ/mol   
9
12th Energy Level
Not Available   
31,920.00 kJ/mol   
9
13th Energy Level
Not Available   
34,830.00 kJ/mol   
9
14th Energy Level
Not Available   
37,840.00 kJ/mol   
11
15th Energy Level
Not Available   
44,100.00 kJ/mol   
11
16th Energy Level
Not Available   
47,206.00 kJ/mol   
13
17th Energy Level
Not Available   
122,200.00 kJ/mol   
1
18th Energy Level
Not Available   
131,000.00 kJ/mol   
2
19th Energy Level
Not Available   
140,500.00 kJ/mol   
3
20th Energy Level
Not Available   
152,600.00 kJ/mol   
5
21st Energy Level
Not Available   
163,000.00 kJ/mol   
5
22nd Energy Level
Not Available   
173,600.00 kJ/mol   
4
23rd Energy Level
Not Available   
188,100.00 kJ/mol   
4
24th Energy Level
Not Available   
195,200.00 kJ/mol   
1
Electrochemical Equivalent
0.99 g/amp-hr   
99+
0.69 g/amp-hr   
99+
Electron Work Function
4.96 eV   
7
4.70 eV   
10
Other Chemical Properties
Corrosion, Ionization, Radioactive Isotopes, Solubility   
Corrosion, Ionization, Solubility   
Atomic Properties
Atomic Number
75   
99+
26   
99+
Electron Configuration
[Xe] 4f14 5d5 6s2   
[Ar] 3d6 4s2   
Crystal Structure
Hexagonal Close Packed (HCP)   
Body Centered Cubic (BCC)   
Crystal Lattice
BCC-Crystal-Structure-.jpg#100   
BCC-Crystal-Structure-.jpg#100   
Atom
  
  
Number of Protons
75   
40
26   
99+
Number of Neutrons
111   
26
30   
99+
Number of Electrons
75   
40
26   
99+
Radius of an Atom
  
  
Atomic Radius
137.00 pm   
40
126.00 pm   
99+
Covalent Radius
151.00 pm   
34
132.00 pm   
99+
Van der Waals Radius
200.00 pm   
28
200.00 pm   
28
Atomic Weight
186.21 amu   
36
55.85 amu   
99+
Atomic Volume
8.85 cm3/mol   
99+
7.10 cm3/mol   
99+
Adjacent Atomic Numbers
  
  
Previous Element
Tungsten
  
Manganese
  
Next Element
Osmium
  
Cobalt
  
Valence Electron Potential
180.00 (-eV)   
3
67.00 (-eV)   
20
Lattice Constant
276.10 pm   
99+
286.65 pm   
99+
Lattice Angles
π/2, π/2, 2 π/3   
π/2, π/2, π/2   
Lattice C/A Ratio
1.62   
3
Not Available   
Mechanical Properties
Density
  
  
Density At Room Temperature
21.02 g/cm3   
12
7.87 g/cm3   
99+
Density When Liquid (at m.p.)
18.90 g/cm3   
4
6.98 g/cm3   
35
Tensile Strength
1,070.00 MPa   
3
11,000.00 MPa   
1
Viscosity
Not Available   
Not Available   
Vapor Pressure
  
  
Vapor Pressure at 1000 K
Not Available   
0.00 (Pa)   
28
Vapor Pressure at 2000 K
0.00 (Pa)   
29
36.80 (Pa)   
5
Elasticity properties
  
  
Shear Modulus
178.00 GPa   
3
82.00 GPa   
11
Bulk Modulus
370.00 GPa   
2
170.00 GPa   
10
Young's Modulus
463.00 GPa   
2
211.00 GPa   
9
Poisson Ratio
0.30   
14
0.29   
15
Other Mechanical Properties
Ductile, Malleable   
Ductile, Malleable, Weldable   
Magnetic Properties
Magnetic Characteristics
  
  
Specific Gravity
21.02   
5
7.20   
99+
Magnetic Ordering
Paramagnetic   
Ferromagnetic   
Permeability
Not Available   
6.3 * 10-3 H/m   
1
Susceptibility
Not Available   
2,00,000.00   
1
Electrical Properties
  
  
Electrical Property
Conductor   
Conductor   
Resistivity
193.00 nΩ·m   
20
96.10 nΩ·m   
32
Electrical Conductivity
0.05 106/cm Ω   
33
0.10 106/cm Ω   
20
Electron Affinity
14.50 kJ/mol   
35
15.70 kJ/mol   
34
Thermal Properties
Specific Heat
0.13 J/(kg K)   
39
0.44 J/(kg K)   
13
Molar Heat Capacity
25.48 J/mol·K   
38
25.10 J/mol·K   
99+
Thermal Conductivity
48.00 W/m·K   
31
80.40 W/m·K   
22
Critical Temperature
Not Available   
Not Available   
Thermal Expansion
6.20 µm/(m·K)   
99+
11.80 µm/(m·K)   
33
Enthalpy
  
  
Enthalpy of Vaporization
707.10 kJ/mol   
3
351.00 kJ/mol   
23
Enthalpy of Fusion
33.05 kJ/mol   
2
14.90 kJ/mol   
22
Enthalpy of Atomization
791.00 kJ/mol   
2
414.20 kJ/mol   
19
Standard Molar Entropy
36.90 J/mol.K   
99+
27.30 J/mol.K   
99+
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