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Lithium Cobalt Comparison


Cobalt Lithium comparison


Periodic Table

Symbol
Li   
Co   

Group Number
1   
17
9   
9

Period Number
2   
4   

Block
s block   
d block   

Element Family
Alkali   
Transition Metal   

CAS Number
7439932   
99+
7440484   
38

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.
  
  • The main source of Cobalt is as a by-product of copper and nickel metal mining.
  • Cobalt metal can be obtained from other elements like Oxygen, Sulfur and Arsenic.
  • It s also used in electroplating process as it exhibits anti cession properties.
  

Sources
Found in Minerals, Mining   
Found in Compounds, Mining, Ores of Minerals   

History
  
  

Who Discovered
Johan August Arfwedson   
Georg Brandt   

Discovery
In 1817   
In 1732   

Abundance
  
  

Abundance In Universe
6 * 10-7 %   
18
3 * 10-4 %   
9

Abundance In Sun
~0.00017 %   
11
~0.0004 %   
9

Abundance In Meteorites
0.00 %   
22
0.06 %   
10

Abundance In Earth's Crust
0.00 %   
99+
0.00 %   
21

Abundance In Oceans
0.00 %   
15
0.00 %   
20

Abundance In Humans
0.00 %   
16
0.00 %   
17

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.
  
  • Its alloys with aluminum and nickel are used to make powerful magnets.
  • Few other alloys exhibit high-temperature strength and hence they are used in Turbines of Jet and Gas engine.
  

Industrial Uses
Aerospace Industry, Electrical Industry, Electronic Industry   
Chemical Industry, Electrical Industry, Electronic Industry   

Medical Uses
NA   
Pharmaceutical Industry   

Other Uses
Alloys   
Alloys   

Biological Properties
  
  

Toxicity
NA   
Toxic   

Present in Human Body
Yes   
Yes   

In Blood
0.00 Blood/mg dm-3   
27
0.04 Blood/mg dm-3   
18

In Bone
1.30 p.p.m.   
17
0.04 p.p.m.   
27

Physical Properties

Melting Point
180.54 °C   
99+
1,495.00 °C   
29

Boiling Point
1,347.00 °C   
99+
2,870.00 °C   
34

Appearance
  
  

Physical State
Solid   
Solid   

Color
Silvery White   
Gray   

Luster
NA   
Metallic   

Hardness
  
  

Mohs Hardness
0.60   
21
5.00   
8

Brinell Hardness
5.00 MPa   
99+
470.00 MPa   
26

Vickers Hardness
Not Available   
1,043.00 MPa   
11

Speed of Sound
6,000.00 m/s   
3
4,720.00 m/s   
14

Optical Properties
  
  

Reflectivity
Not Available   
67.00 %   
11

Allotropes
No   
Yes   

α Allotropes
Not Available   
α-Cobalt   

β Allotropes
Not Available   
β-Cobalt   

γ Allotropes
Not Available   
Not Available   

Chemical Properties

Chemical Formula
Li   
Co   

Isotopes
  
  

Known Isotopes
8   
30
26   
13

Electronegativity
  
  

Pauling Electronegativity
0.98   
99+
1.88   
12

Sanderson Electronegativity
0.89   
26
2.56   
1

Allred Rochow Electronegativity
0.97   
38
1.70   
5

Mulliken-Jaffe Electronegativity
0.97   
19
Not Available   

Allen Electronegativity
0.91   
99+
1.84   
10

Electropositivity
  
  

Pauling Electropositivity
3.02   
8
2.12   
99+

Ionization Energies
  
  

1st Energy Level
520.20 kJ/mol   
99+
760.40 kJ/mol   
19

2nd Energy Level
7,298.10 kJ/mol   
3
1,648.00 kJ/mol   
31

3rd Energy Level
11,815.00 kJ/mol   
4
3,232.00 kJ/mol   
22

4th Energy Level
Not Available   
4,950.00 kJ/mol   
19

5th Energy Level
Not Available   
7,670.00 kJ/mol   
12

6th Energy Level
Not Available   
9,840.00 kJ/mol   
12

7th Energy level
Not Available   
12,440.00 kJ/mol   
11

8th Energy Level
Not Available   
15,230.00 kJ/mol   
12

9th Energy Level
Not Available   
17,959.00 kJ/mol   
13

10th Energy Level
Not Available   
26,570.00 kJ/mol   
7

11th Energy Level
Not Available   
29,400.00 kJ/mol   
8

12th Energy Level
Not Available   
32,400.00 kJ/mol   
8

13th Energy Level
Not Available   
36,600.00 kJ/mol   
8

14th Energy Level
Not Available   
39,700.00 kJ/mol   
9

15th Energy Level
Not Available   
42,800.00 kJ/mol   
12

16th Energy Level
Not Available   
49,396.00 kJ/mol   
11

17th Energy Level
Not Available   
52,737.00 kJ/mol   
13

18th Energy Level
Not Available   
134,810.00 kJ/mol   
1

19th Energy Level
Not Available   
145,170.00 kJ/mol   
2

20th Energy Level
Not Available   
154,700.00 kJ/mol   
4

21st Energy Level
Not Available   
167,400.00 kJ/mol   
4

22nd Energy Level
Not Available   
178,100.00 kJ/mol   
3

23rd Energy Level
Not Available   
189,300.00 kJ/mol   
3

Electrochemical Equivalent
0.26 g/amp-hr   
99+
1.10 g/amp-hr   
99+

Electron Work Function
2.90 eV   
37
5.00 eV   
5

Other Chemical Properties
Corrosion, Flammable, Ionization, Radioactive Isotopes   
Chemical Stability, Ionization   

Atomic Properties

Atomic Number
3   
99+
22   
99+

Electron Configuration
[He] 2s1   
[Ar] 3d2 4s2   

Crystal Structure
Body Centered Cubic (BCC)   
Hexagonal Close Packed (HCP)   

Crystal Lattice
BCC-Crystal-Structure-.jpg#100   
HCP-Crystal-Structure-of-Cobalt.jpg#100   

Atom
  
  

Number of Protons
3   
99+
22   
99+

Number of Neutrons
4   
99+
26   
99+

Number of Electrons
3   
99+
22   
99+

Radius of an Atom
  
  

Atomic Radius
152.00 pm   
31
147.00 pm   
34

Covalent Radius
128.00 pm   
99+
160.00 pm   
30

Van der Waals Radius
182.00 pm   
35
200.00 pm   
28

Atomic Weight
6.94 amu   
99+
47.87 amu   
99+

Atomic Volume
13.10 cm3/mol   
39
10.64 cm3/mol   
99+

Adjacent Atomic Numbers
  
  

Previous Element
No Previous Element   
Iron
  

Next Element
Beryllium
  
Nickel
  

Valence Electron Potential
19.00 (-eV)   
99+
95.20 (-eV)   
10

Lattice Constant
351.00 pm   
99+
295.08 pm   
99+

Lattice Angles
π/2, π/2, π/2   
π/2, π/2, 2 π/3   

Lattice C/A Ratio
Not Available   
Not Available   

Mechanical Properties

Density
  
  

Density At Room Temperature
0.53 g/cm3   
99+
4.51 g/cm3   
99+

Density When Liquid (at m.p.)
0.51 g/cm3   
99+
4.11 g/cm3   
99+

Tensile Strength
Not Available   
434.00 MPa   
9

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   
0.98 (Pa)   
14

Elasticity properties
  
  

Shear Modulus
4.20 GPa   
99+
44.00 GPa   
17

Bulk Modulus
11.00 GPa   
99+
110.00 GPa   
15

Young's Modulus
4.90 GPa   
99+
116.00 GPa   
18

Poisson Ratio
Not Available   
0.32   
12

Other Mechanical Properties
NA   
Ductile   

Magnetic Properties

Magnetic Characteristics
  
  

Specific Gravity
0.53   
99+
4,500.00   
1

Magnetic Ordering
Paramagnetic   
Paramagnetic   

Electrical Properties
  
  

Electrical Property
Conductor   
Poor Conductor   

Resistivity
92.80 nΩ·m   
33
420.00 nΩ·m   
12

Electrical Conductivity
0.11 106/cm Ω   
19
0.02 106/cm Ω   
99+

Electron Affinity
59.60 kJ/mol   
16
7.60 kJ/mol   
37

Thermal Properties

Specific Heat
3.60 J/(kg K)   
1
0.52 J/(kg K)   
9

Molar Heat Capacity
24.86 J/mol·K   
99+
25.06 J/mol·K   
99+

Thermal Conductivity
84.80 W/m·K   
20
21.90 W/m·K   
99+

Critical Temperature
3,223.00 K   
1
Not Available   

Thermal Expansion
46.00 µm/(m·K)   
7
8.60 µm/(m·K)   
99+

Enthalpy
  
  

Enthalpy of Vaporization
134.70 kJ/mol   
99+
429.00 kJ/mol   
15

Enthalpy of Fusion
3.00 kJ/mol   
99+
15.48 kJ/mol   
19

Enthalpy of Atomization
160.70 kJ/mol   
99+
468.60 kJ/mol   
15

Standard Molar Entropy
29.10 J/mol.K   
99+
27.30 J/mol.K   
99+

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