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Tantalum vs Aluminium


Aluminium vs Tantalum


Periodic Table

Symbol
Ta   
Al   

Group Number
5   
13
13   
5

Period Number
6   
3   

Block
d block   
p block   

Element Family
Transition Metal   
Post-​Transition   

CAS Number
7440257   
99+
7429905   
99+

Space Group Name
Im_ 3m   
Fm_ 3m   

Space Group Number
229.00   
1
225.00   
2

Facts

Interesting Facts
  • Tantalum metal is known as corrosion resistance.
  • Tantalum metal can easily fabricated and It is a good conductor of heat and electricity.
  
  • 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
Anders Gustaf Ekeberg   
Hans Christian Oersted   

Discovery
In 1802   
In 1825   

Abundance
  
  

Abundance In Universe
8 * 10-9 %   
31
5 * 10-3 %   
5

Abundance In Sun
~-9999 %   
~0.006 %   
5

Abundance In Meteorites
0.00 %   
99+
0.91 %   
5

Abundance In Earth's Crust
0.00 %   
37
8.10 %   
1

Abundance In Oceans
0.00 %   
31
0.00 %   
6

Abundance In Humans
Not Available   
0.00 %   
10

Uses

Uses & Benefits
  • Tantalum metal is mainly used in the manufacturing of electron components. Its Oxide layer acts as an insulator.
  • Tantalum metal is also used in surgical transplant like replacement of bone, skull plates and as a woven gauze.
  
  • 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
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
Yes   
Yes   

In Blood
Not Available   
0.39 Blood/mg dm-3   
9

In Bone
0.03 p.p.m.   
28
27.00 p.p.m.   
11

Physical Properties

Melting Point
2,996.00 °C   
4
660.37 °C   
99+

Boiling Point
5,425.00 °C   
4
2,467.00 °C   
99+

Appearance
  
  

Physical State
Solid   
Solid   

Color
Gray Blue   
Silvery Gray   

Luster
Metallic   
Metallic   

Hardness
  
  

Mohs Hardness
6.50   
5
2.75   
13

Brinell Hardness
440.00 MPa   
28
160.00 MPa   
99+

Vickers Hardness
870.00 MPa   
12
160.00 MPa   
35

Speed of Sound
3,400.00 m/s   
22
5,000.00 m/s   
10

Optical Properties
  
  

Reflectivity
78.00 %   
6
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
Ta   
Al   

Isotopes
  
  

Known Isotopes
31   
8
11   
27

Electronegativity
  
  

Pauling Electronegativity
1.50   
27
1.61   
22

Sanderson Electronegativity
Not Available   
1.71   
13

Allred Rochow Electronegativity
1.33   
22
1.47   
14

Mulliken-Jaffe Electronegativity
Not Available   
1.83   
8

Allen Electronegativity
1.34   
33
1.61   
20

Electropositivity
  
  

Pauling Electropositivity
2.50   
27
2.39   
32

Ionization Energies
  
  

1st Energy Level
761.00 kJ/mol   
18
577.50 kJ/mol   
99+

2nd Energy Level
1,500.00 kJ/mol   
40
1,816.70 kJ/mol   
19

3rd Energy Level
Not Available   
2,744.80 kJ/mol   
38

4th Energy Level
Not Available   
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
1.35 g/amp-hr   
99+
0.34 g/amp-hr   
99+

Electron Work Function
4.25 eV   
21
4.28 eV   
19

Other Chemical Properties
Anti Corrosion, Ionization, Radioactive Isotopes, Radioactivity, Solubility   
Chemical Stability, Ionization, Radioactive Isotopes   

Atomic Properties

Atomic Number
73   
99+
13   
99+

Electron Configuration
[Xe] 4f14 5d3 6s2   
[Ne] 3s2 3p1   

Crystal Structure
Body Centered Cubic (BCC)   
Face Centered Cubic (FCC)   

Crystal Lattice
BCC-Crystal-Structure-.jpg#100   
FCC-Crystal-Structure-of-Aluminium.jpg#100   

Atom
  
  

Number of Protons
73   
99+
13   
99+

Number of Neutrons
108   
28
14   
99+

Number of Electrons
73   
99+
13   
99+

Radius of an Atom
  
  

Atomic Radius
146.00 pm   
35
143.00 pm   
37

Covalent Radius
170.00 pm   
25
121.00 pm   
99+

Van der Waals Radius
200.00 pm   
28
184.00 pm   
34

Atomic Weight
180.95 amu   
38
26.98 amu   
99+

Atomic Volume
10.90 cm3/mol   
99+
10.00 cm3/mol   
99+

Adjacent Atomic Numbers
  
  

Previous Element
Hafnium
  
Magnesium
  

Next Element
Tungsten
  
Potassium
  

Valence Electron Potential
110.00 (-eV)   
7
80.70 (-eV)   
17

Lattice Constant
330.13 pm   
99+
404.95 pm   
22

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

Lattice C/A Ratio
Not Available   
Not Available   

Mechanical Properties

Density
  
  

Density At Room Temperature
16.69 g/cm3   
18
2.70 g/cm3   
99+

Density When Liquid (at m.p.)
15.00 g/cm3   
9
2.38 g/cm3   
99+

Tensile Strength
Not Available   
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)   
31
Not Available   

Elasticity properties
  
  

Shear Modulus
69.00 GPa   
13
26.00 GPa   
29

Bulk Modulus
200.00 GPa   
8
76.00 GPa   
18

Young's Modulus
186.00 GPa   
13
70.00 GPa   
28

Poisson Ratio
0.34   
10
0.35   
9

Other Mechanical Properties
Ductile   
Ductile, Malleable   

Magnetic Properties

Magnetic Characteristics
  
  

Specific Gravity
16.65   
11
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
131.00 nΩ·m   
25
28.20 nΩ·m   
99+

Electrical Conductivity
0.08 106/cm Ω   
27
0.38 106/cm Ω   
4

Electron Affinity
31.00 kJ/mol   
29
42.50 kJ/mol   
26

Thermal Properties

Specific Heat
0.14 J/(kg K)   
37
0.90 J/(kg K)   
5

Molar Heat Capacity
25.36 J/mol·K   
99+
24.20 J/mol·K   
99+

Thermal Conductivity
57.50 W/m·K   
27
237.00 W/m·K   
4

Critical Temperature
Not Available   
Not Available   

Thermal Expansion
6.30 µm/(m·K)   
99+
23.10 µm/(m·K)   
17

Enthalpy
  
  

Enthalpy of Vaporization
753.10 kJ/mol   
2
293.70 kJ/mol   
31

Enthalpy of Fusion
31.40 kJ/mol   
3
10.67 kJ/mol   
35

Enthalpy of Atomization
782.00 kJ/mol   
3
322.20 kJ/mol   
31

Standard Molar Entropy
41.50 J/mol.K   
37
28.30 J/mol.K   
99+

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