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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  
7
229.00  
2
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  
-  
Discovery
In 1908  
Before 5000 BC  
Abundance
  
  
Abundance In Universe
0.00 %  
30
0.11 %  
1
Abundance In Sun
0.00 %  
29
0.10 %  
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
0.00 %  
24
0.01 %  
6
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
-  
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
0.00 Blood/mg dm-3  
37
447.00 Blood/mg dm-3  
3
In Bone
0.00 p.p.m.  
99+
380.00 p.p.m.  
5
Physical
Melting Point
3,180.00 °C  
2
1,535.00 °C  
25
Boiling Point
5,627.00 °C  
2
2,750.00 °C  
39
Appearance
  
  
Physical State
Solid  
Solid  
Color
Silvery Gray  
Gray  
Luster
Metallic  
Metallic  
Hardness
  
  
Mohs Hardness
7.00  
3
4.00  
11
Brinell Hardness
1,320.00 MPa  
8
200.00 MPa  
99+
Vickers Hardness
1,350.00 MPa  
12
608.00 MPa  
27
Speed of Sound
4,700.00 m/s  
19
5,120.00 m/s  
12
Optical Properties
  
  
Refractive Index
1.90  
18
2.60  
4
Reflectivity
70.00 %  
13
65.00 %  
18
Allotropes
No  
Yes  
α Allotropes
-  
Ferrite (alpha Iron)  
β Allotropes
-  
beta Iron  
γ Allotropes
-  
gamma Iron  
Chemical
Chemical Formula
Re  
Fe  
Isotopes
  
  
Known Isotopes
33  
6
26  
13
Electronegativity
  
  
Pauling Electronegativity
1.90  
12
1.83  
15
Sanderson Electronegativity
1.90  
13
2.20  
8
Allred Rochow Electronegativity
1.46  
16
1.64  
9
Mulliken-Jaffe Electronegativity
1.90  
13
1.83  
16
Allen Electronegativity
1.60  
24
1.80  
15
Electropositivity
  
  
Pauling Electropositivity
2.10  
99+
2.17  
99+
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  
37
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  
25
5th Energy Level
7,600.00 kJ/mol  
20
7,240.00 kJ/mol  
25
6th Energy Level
7,600.00 kJ/mol  
37
9,560.00 kJ/mol  
20
7th Energy level
7,600.00 kJ/mol  
31
12,060.00 kJ/mol  
15
8th Energy Level
5,560.00 kJ/mol  
99+
14,580.00 kJ/mol  
14
9th Energy Level
5,560.00 kJ/mol  
99+
22,540.00 kJ/mol  
5
10th Energy Level
7,600.00 kJ/mol  
31
25,290.00 kJ/mol  
8
11th Energy Level
7,600.00 kJ/mol  
30
28,000.00 kJ/mol  
9
12th Energy Level
7,600.00 kJ/mol  
99+
31,920.00 kJ/mol  
31
13th Energy Level
7,600.00 kJ/mol  
23
34,830.00 kJ/mol  
9
14th Energy Level
7,600.00 kJ/mol  
20
37,840.00 kJ/mol  
11
15th Energy Level
76,000.00 kJ/mol  
20
44,100.00 kJ/mol  
99+
16th Energy Level
76,000.00 kJ/mol  
15
47,206.00 kJ/mol  
99+
17th Energy Level
760.10 kJ/mol  
36
122,200.00 kJ/mol  
1
18th Energy Level
7,600.00 kJ/mol  
26
131,000.00 kJ/mol  
2
19th Energy Level
760.40 kJ/mol  
33
140,500.00 kJ/mol  
3
20th Energy Level
760.00 kJ/mol  
27
152,600.00 kJ/mol  
5
21st Energy Level
760.00 kJ/mol  
99+
163,000.00 kJ/mol  
5
22nd Energy Level
760.00 kJ/mol  
21
173,600.00 kJ/mol  
4
23rd Energy Level
760.00 kJ/mol  
99+
188,100.00 kJ/mol  
4
24th Energy Level
760.00 kJ/mol  
18
195,200.00 kJ/mol  
1
25th Energy Level
760.00 kJ/mol  
18
762.00 kJ/mol  
15
26th Energy Level
760.00 kJ/mol  
18
762.50 kJ/mol  
15
27th Energy Level
760.00 kJ/mol  
17
762.50 kJ/mol  
14
28th Energy Level
760.00 kJ/mol  
23
762.50 kJ/mol  
20
29th Energy Level
760.00 kJ/mol  
24
762.50 kJ/mol  
20
30th Energy Level
760.00 kJ/mol  
18
762.00 kJ/mol  
15
Electrochemical Equivalent
0.99 g/amp-hr  
99+
0.69 g/amp-hr  
99+
Electron Work Function
4.96 eV  
11
4.70 eV  
15
Other Chemical Properties
Corrosion, Ionization, Radioactive Isotopes, Solubility  
Corrosion, Ionization, Solubility  
Atomic
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  
27
30  
99+
Number of Electrons
75  
40
26  
99+
Radius of an Atom
  
  
Atomic Radius
137.00 pm  
99+
126.00 pm  
99+
Covalent Radius
151.00 pm  
36
132.00 pm  
99+
Van der Waals Radius
200.00 pm  
35
200.00 pm  
35
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  
17
1.35  
99+
Mechanical
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  
14
6.98 g/cm3  
99+
Tensile Strength
1,070.00 MPa  
3
11,000.00 MPa  
1
Viscosity
0.00  
25
0.00  
19
Vapor Pressure
  
  
Vapor Pressure at 1000 K
0.00 (Pa)  
37
0.00 (Pa)  
30
Vapor Pressure at 2000 K
0.00 (Pa)  
40
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
Magnetic Characteristics
  
  
Specific Gravity
21.02  
14
7.20  
99+
Magnetic Ordering
Paramagnetic  
Ferromagnetic  
Permeability
0.00 H/m  
8
0.01 H/m  
1
Susceptibility
0.00  
26
200,000.00  
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  
38
0.10 106/cm Ω  
24
Electron Affinity
14.50 kJ/mol  
99+
15.70 kJ/mol  
40
Thermal
Specific Heat
0.13 J/(kg K)  
40
0.44 J/(kg K)  
13
Molar Heat Capacity
25.48 J/mol·K  
99+
25.10 J/mol·K  
99+
Thermal Conductivity
48.00 W/m·K  
31
80.40 W/m·K  
22
Critical Temperature
3,459.00 K  
2
1,811.00 K  
29
Thermal Expansion
6.20 µm/(m·K)  
99+
11.80 µm/(m·K)  
99+
Enthalpy
  
  
Enthalpy of Vaporization
707.10 kJ/mol  
4
351.00 kJ/mol  
33
Enthalpy of Fusion
33.05 kJ/mol  
2
14.90 kJ/mol  
23
Enthalpy of Atomization
791.00 kJ/mol  
2
414.20 kJ/mol  
24
Standard Molar Entropy
36.90 J/mol.K  
99+
27.30 J/mol.K  
99+
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