Rhenium Aluminium Comparison
Periodic Table
Symbol
Re
Al
Group Number
7
11
13
5
Period Number
6
3
Block
d block
p block
Element Family
Transition Metal
Post-Transition
CAS Number
7440155
99+
7429905
99+
Space Group Name
P63/mmc
Fm_ 3m
Space Group Number
194.00
5
225.00
2
Facts
Interesting Facts
- Chemical properties of Rhenium are similar to Manganese.
- Rhenium metal is created while refining Molybdenum.
- Aluminum’s abundance percentage is more as it is found in more than 260 minerals.
- Pure Aluminum always reacts with oxygen rapidly.
- It is a good conductor of heat and electricity and used in transmission lines.
Sources
Found in Minerals, Mining, Ores of Minerals
By Electrolysis Process, Earth's crust, Mining
History
Who Discovered
Masataka Ogawa
Hans Christian Oersted
Discovery
In 1908
In 1825
Abundance
Abundance In Universe
2 * 10-8 %
29
5 * 10-3 %
5
Abundance In Sun
~0.00000001 %
29
~0.006 %
5
Abundance In Meteorites
0.00 %
99+
0.91 %
5
Abundance In Earth's Crust
0.00 %
99+
8.10 %
1
Abundance In Oceans
0.00 %
34
0.00 %
6
Abundance In Humans
Not Available
0.00 %
10
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.
- Aluminum is used in a various products; for example, cans, foils, kitchen utensils, window frames, beer kegs and aero plane parts, automobile parts, etc.
Industrial Uses
Aerospace Industry, Automobile Industry, Chemical Industry, Electrical Industry, Electronic Industry
Aerospace Industry, Ammunition Industry, Automobile Industry, Chemical Industry, Electrical Industry, Electronic Industry
Medical Uses
NA
Dentistry, Pharmaceutical Industry, Surgical Instruments Manufacturing
Other Uses
Alloys
Alloys, Jewellery, Sculptures, Statues
Biological Properties
Toxicity
Low Toxic
Non Toxic
Present in Human Body
No
Yes
In Blood
Not Available
0.39 Blood/mg dm-3
9
In Bone
Not Available
27.00 p.p.m.
11
Physical Properties
Melting Point
3,180.00 °C
2
660.37 °C
99+
Boiling Point
5,627.00 °C
2
2,467.00 °C
99+
Appearance
Physical State
Solid
Solid
Color
Silvery Gray
Silvery Gray
Luster
Metallic
Metallic
Hardness
Mohs Hardness
7.00
3
2.75
13
Brinell Hardness
1,320.00 MPa
8
160.00 MPa
99+
Vickers Hardness
1,350.00 MPa
7
160.00 MPa
35
Speed of Sound
4,700.00 m/s
15
5,000.00 m/s
10
Optical Properties
Reflectivity
Not Available
71.00 %
10
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
Re
Al
Isotopes
Known Isotopes
33
6
11
27
Electronegativity
Pauling Electronegativity
1.90
11
1.61
22
Sanderson Electronegativity
Not Available
1.71
13
Allred Rochow Electronegativity
1.46
15
1.47
14
Mulliken-Jaffe Electronegativity
Not Available
1.83
8
Allen Electronegativity
1.60
21
1.61
20
Electropositivity
Pauling Electropositivity
2.10
99+
2.39
32
Ionization Energies
1st Energy Level
760.00 kJ/mol
20
577.50 kJ/mol
99+
2nd Energy Level
1,260.00 kJ/mol
99+
1,816.70 kJ/mol
19
3rd Energy Level
2,510.00 kJ/mol
99+
2,744.80 kJ/mol
38
4th Energy Level
3,640.00 kJ/mol
99+
11,577.00 kJ/mol
3
5th Energy Level
Not Available
14,842.00 kJ/mol
2
6th Energy Level
Not Available
18,379.00 kJ/mol
2
7th Energy level
Not Available
23,326.00 kJ/mol
2
8th Energy Level
Not Available
27,465.00 kJ/mol
2
9th Energy Level
Not Available
31,853.00 kJ/mol
2
10th Energy Level
Not Available
38,473.00 kJ/mol
4
11th Energy Level
Not Available
42,647.00 kJ/mol
5
Electrochemical Equivalent
0.99 g/amp-hr
99+
0.34 g/amp-hr
99+
Electron Work Function
4.96 eV
7
4.28 eV
19
Other Chemical Properties
Corrosion, Ionization, Radioactive Isotopes, Solubility
Chemical Stability, Ionization, Radioactive Isotopes
Atomic Properties
Atomic Number
75
99+
13
99+
Electron Configuration
[Xe] 4f14 5d5 6s2
[Ne] 3s2 3p1
Crystal Structure
Hexagonal Close Packed (HCP)
Face Centered Cubic (FCC)
Crystal Lattice
BCC-Crystal-Structure-.jpg#100
FCC-Crystal-Structure-of-Aluminium.jpg#100
Atom
Number of Protons
75
40
13
99+
Number of Neutrons
111
26
14
99+
Number of Electrons
75
40
13
99+
Radius of an Atom
Atomic Radius
137.00 pm
40
143.00 pm
37
Covalent Radius
151.00 pm
34
121.00 pm
99+
Van der Waals Radius
200.00 pm
28
184.00 pm
34
Atomic Weight
186.21 amu
36
26.98 amu
99+
Atomic Volume
8.85 cm3/mol
99+
10.00 cm3/mol
99+
Adjacent Atomic Numbers
Valence Electron Potential
180.00 (-eV)
3
80.70 (-eV)
17
Lattice Constant
276.10 pm
99+
404.95 pm
22
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
2.70 g/cm3
99+
Density When Liquid (at m.p.)
18.90 g/cm3
4
2.38 g/cm3
99+
Tensile Strength
1,070.00 MPa
3
40.00 MPa
19
Viscosity
Not Available
Not Available
Vapor Pressure
Vapor Pressure at 1000 K
Not Available
0.00 (Pa)
18
Vapor Pressure at 2000 K
0.00 (Pa)
29
Not Available
Elasticity properties
Shear Modulus
178.00 GPa
3
26.00 GPa
29
Bulk Modulus
370.00 GPa
2
76.00 GPa
18
Young's Modulus
463.00 GPa
2
70.00 GPa
28
Poisson Ratio
0.30
14
0.35
9
Other Mechanical Properties
Ductile, Malleable
Ductile, Malleable
Magnetic Properties
Magnetic Characteristics
Specific Gravity
21.02
5
2.72
99+
Magnetic Ordering
Paramagnetic
Paramagnetic
Permeability
Not Available
0.00 H/m
4
Susceptibility
Not Available
0.00
3
Electrical Properties
Electrical Property
Conductor
Conductor
Resistivity
193.00 nΩ·m
20
28.20 nΩ·m
99+
Electrical Conductivity
0.05 106/cm Ω
33
0.38 106/cm Ω
4
Electron Affinity
14.50 kJ/mol
35
42.50 kJ/mol
26
Thermal Properties
Specific Heat
0.13 J/(kg K)
39
0.90 J/(kg K)
5
Molar Heat Capacity
25.48 J/mol·K
38
24.20 J/mol·K
99+
Thermal Conductivity
48.00 W/m·K
31
237.00 W/m·K
4
Critical Temperature
Not Available
Not Available
Thermal Expansion
6.20 µm/(m·K)
99+
23.10 µm/(m·K)
17
Enthalpy
Enthalpy of Vaporization
707.10 kJ/mol
3
293.70 kJ/mol
31
Enthalpy of Fusion
33.05 kJ/mol
2
10.67 kJ/mol
35
Enthalpy of Atomization
791.00 kJ/mol
2
322.20 kJ/mol
31
Standard Molar Entropy
36.90 J/mol.K
99+
28.30 J/mol.K
99+
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