Lithium Rhenium Comparison
Periodic Table
Symbol
Li
Re
Group Number
1
17
7
11
Period Number
2
6
Block
s block
d block
Element Family
Alkali
Transition Metal
CAS Number
7439932
99+
7440155
99+
Space Group Name
Im_ 3m
P63/mmc
Space Group Number
229.00
1
194.00
5
Facts
Interesting Facts
- Heat capacity of Lithium is very high.
- Lithium inflammable and highly explosive metal, hence it has to be stored properly.
- Chemical properties of Rhenium are similar to Manganese.
- Rhenium metal is created while refining Molybdenum.
Sources
Found in Minerals, Mining
Found in Minerals, Mining, Ores of Minerals
History
Who Discovered
Johan August Arfwedson
Masataka Ogawa
Discovery
In 1817
In 1908
Abundance
Abundance In Universe
6 * 10-7 %
18
2 * 10-8 %
29
Abundance In Sun
~0.00017 %
11
~0.00000001 %
29
Abundance In Meteorites
0.00 %
22
0.00 %
99+
Abundance In Earth's Crust
0.00 %
99+
0.00 %
99+
Abundance In Oceans
0.00 %
15
0.00 %
34
Abundance In Humans
0.00 %
16
Not Available
Uses
Uses & Benefits
- The main usage of Lithium is manufacturing rechargeable batteries for electronic equipment and gadgets.
- it is also used in manufacturing non-rechargeable batteries.
- 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.
Industrial Uses
Aerospace Industry, Electrical Industry, Electronic Industry
Aerospace Industry, Automobile Industry, Chemical Industry, Electrical Industry, Electronic Industry
Medical Uses
NA
NA
Other Uses
Alloys
Alloys
Biological Properties
Toxicity
NA
Low Toxic
Present in Human Body
Yes
No
In Blood
0.00 Blood/mg dm-3
27
Not Available
In Bone
1.30 p.p.m.
17
Not Available
Physical Properties
Melting Point
180.54 °C
99+
3,180.00 °C
2
Boiling Point
1,347.00 °C
99+
5,627.00 °C
2
Appearance
Physical State
Solid
Solid
Color
Silvery White
Silvery Gray
Luster
NA
Metallic
Hardness
Mohs Hardness
0.60
21
7.00
3
Brinell Hardness
5.00 MPa
99+
1,320.00 MPa
8
Vickers Hardness
Not Available
1,350.00 MPa
7
Speed of Sound
6,000.00 m/s
3
4,700.00 m/s
15
Optical Properties
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
Li
Re
Isotopes
Known Isotopes
8
30
33
6
Electronegativity
Pauling Electronegativity
0.98
99+
1.90
11
Sanderson Electronegativity
0.89
26
Not Available
Allred Rochow Electronegativity
0.97
38
1.46
15
Mulliken-Jaffe Electronegativity
0.97
19
Not Available
Allen Electronegativity
0.91
99+
1.60
21
Electropositivity
Pauling Electropositivity
3.02
8
2.10
99+
Ionization Energies
1st Energy Level
520.20 kJ/mol
99+
760.00 kJ/mol
20
2nd Energy Level
7,298.10 kJ/mol
3
1,260.00 kJ/mol
99+
3rd Energy Level
11,815.00 kJ/mol
4
2,510.00 kJ/mol
99+
4th Energy Level
Not Available
3,640.00 kJ/mol
99+
Electrochemical Equivalent
0.26 g/amp-hr
99+
0.99 g/amp-hr
99+
Electron Work Function
2.90 eV
37
4.96 eV
7
Other Chemical Properties
Corrosion, Flammable, Ionization, Radioactive Isotopes
Corrosion, Ionization, Radioactive Isotopes, Solubility
Atomic Properties
Atomic Number
3
99+
75
99+
Electron Configuration
[He] 2s1
[Xe] 4f14 5d5 6s2
Crystal Structure
Body Centered Cubic (BCC)
Hexagonal Close Packed (HCP)
Crystal Lattice
BCC-Crystal-Structure-.jpg#100
BCC-Crystal-Structure-.jpg#100
Atom
Number of Protons
3
99+
75
40
Number of Neutrons
4
99+
111
26
Number of Electrons
3
99+
75
40
Radius of an Atom
Atomic Radius
152.00 pm
31
137.00 pm
40
Covalent Radius
128.00 pm
99+
151.00 pm
34
Van der Waals Radius
182.00 pm
35
200.00 pm
28
Atomic Weight
6.94 amu
99+
186.21 amu
36
Atomic Volume
13.10 cm3/mol
39
8.85 cm3/mol
99+
Adjacent Atomic Numbers
Valence Electron Potential
19.00 (-eV)
99+
180.00 (-eV)
3
Lattice Constant
351.00 pm
99+
276.10 pm
99+
Lattice Angles
π/2, π/2, π/2
π/2, π/2, 2 π/3
Lattice C/A Ratio
Not Available
1.62
3
Mechanical Properties
Density
Density At Room Temperature
0.53 g/cm3
99+
21.02 g/cm3
12
Density When Liquid (at m.p.)
0.51 g/cm3
99+
18.90 g/cm3
4
Tensile Strength
Not Available
1,070.00 MPa
3
Viscosity
Not Available
Not Available
Vapor Pressure
Vapor Pressure at 1000 K
109.00 (Pa)
2
Not Available
Vapor Pressure at 2000 K
Not Available
0.00 (Pa)
29
Elasticity properties
Shear Modulus
4.20 GPa
99+
178.00 GPa
3
Bulk Modulus
11.00 GPa
99+
370.00 GPa
2
Young's Modulus
4.90 GPa
99+
463.00 GPa
2
Poisson Ratio
Not Available
0.30
14
Other Mechanical Properties
NA
Ductile, Malleable
Magnetic Properties
Magnetic Characteristics
Specific Gravity
0.53
99+
21.02
5
Magnetic Ordering
Paramagnetic
Paramagnetic
Electrical Properties
Electrical Property
Conductor
Conductor
Resistivity
92.80 nΩ·m
33
193.00 nΩ·m
20
Electrical Conductivity
0.11 106/cm Ω
19
0.05 106/cm Ω
33
Electron Affinity
59.60 kJ/mol
16
14.50 kJ/mol
35
Thermal Properties
Specific Heat
3.60 J/(kg K)
1
0.13 J/(kg K)
39
Molar Heat Capacity
24.86 J/mol·K
99+
25.48 J/mol·K
38
Thermal Conductivity
84.80 W/m·K
20
48.00 W/m·K
31
Critical Temperature
3,223.00 K
1
Not Available
Thermal Expansion
46.00 µm/(m·K)
7
6.20 µm/(m·K)
99+
Enthalpy
Enthalpy of Vaporization
134.70 kJ/mol
99+
707.10 kJ/mol
3
Enthalpy of Fusion
3.00 kJ/mol
99+
33.05 kJ/mol
2
Enthalpy of Atomization
160.70 kJ/mol
99+
791.00 kJ/mol
2
Standard Molar Entropy
29.10 J/mol.K
99+
36.90 J/mol.K
99+
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