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Aluminium vs Tantalum


Tantalum vs Aluminium


Periodic Table

Symbol
Al   
Ta   

Group Number
13   
5
5   
13

Period Number
3   
6   

Block
p block   
d block   

Element Family
Post-​Transition   
Transition Metal   

CAS Number
7429905   
99+
7440257   
99+

Space Group Name
Fm_ 3m   
Im_ 3m   

Space Group Number
225.00   
2
229.00   
1

Facts

Interesting Facts
  • 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.
  
  • Tantalum metal is known as corrosion resistance.
  • Tantalum metal can easily fabricated and It is a good conductor of heat and electricity.
  

Sources
By Electrolysis Process, Earth's crust, Mining   
Found in Minerals, Mining, Ores of Minerals   

History
  
  

Who Discovered
Hans Christian Oersted   
Anders Gustaf Ekeberg   

Discovery
In 1825   
In 1802   

Abundance
  
  

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

Abundance In Sun
~0.006 %   
5
~-9999 %   

Abundance In Meteorites
0.91 %   
5
0.00 %   
99+

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

Abundance In Oceans
0.00 %   
6
0.00 %   
31

Abundance In Humans
0.00 %   
10
Not Available   

Uses

Uses & Benefits
  • Aluminum is used in a various products; for example, cans, foils, kitchen utensils, window frames, beer kegs and aero plane parts, automobile parts, etc.
  
  • 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.
  

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

Medical Uses
Dentistry, Pharmaceutical Industry, Surgical Instruments Manufacturing   
NA   

Other Uses
Alloys, Jewellery, Sculptures, Statues   
Alloys   

Biological Properties
  
  

Toxicity
Non Toxic   
Low Toxic   

Present in Human Body
Yes   
Yes   

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

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

Physical Properties

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

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

Appearance
  
  

Physical State
Solid   
Solid   

Color
Silvery Gray   
Gray Blue   

Luster
Metallic   
Metallic   

Hardness
  
  

Mohs Hardness
2.75   
13
6.50   
5

Brinell Hardness
160.00 MPa   
99+
440.00 MPa   
28

Vickers Hardness
160.00 MPa   
35
870.00 MPa   
12

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

Optical Properties
  
  

Reflectivity
71.00 %   
10
78.00 %   
6

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
Al   
Ta   

Isotopes
  
  

Known Isotopes
11   
27
31   
8

Electronegativity
  
  

Pauling Electronegativity
1.61   
22
1.50   
27

Sanderson Electronegativity
1.71   
13
Not Available   

Allred Rochow Electronegativity
1.47   
14
1.33   
22

Mulliken-Jaffe Electronegativity
1.83   
8
Not Available   

Allen Electronegativity
1.61   
20
1.34   
33

Electropositivity
  
  

Pauling Electropositivity
2.39   
32
2.50   
27

Ionization Energies
  
  

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

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

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

4th Energy Level
11,577.00 kJ/mol   
3
Not Available   

5th Energy Level
14,842.00 kJ/mol   
2
Not Available   

6th Energy Level
18,379.00 kJ/mol   
2
Not Available   

7th Energy level
23,326.00 kJ/mol   
2
Not Available   

8th Energy Level
27,465.00 kJ/mol   
2
Not Available   

9th Energy Level
31,853.00 kJ/mol   
2
Not Available   

10th Energy Level
38,473.00 kJ/mol   
4
Not Available   

11th Energy Level
42,647.00 kJ/mol   
5
Not Available   

Electrochemical Equivalent
0.34 g/amp-hr   
99+
1.35 g/amp-hr   
99+

Electron Work Function
4.28 eV   
19
4.25 eV   
21

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

Atomic Properties

Atomic Number
13   
99+
73   
99+

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

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

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

Atom
  
  

Number of Protons
13   
99+
73   
99+

Number of Neutrons
14   
99+
108   
28

Number of Electrons
13   
99+
73   
99+

Radius of an Atom
  
  

Atomic Radius
143.00 pm   
37
146.00 pm   
35

Covalent Radius
121.00 pm   
99+
170.00 pm   
25

Van der Waals Radius
184.00 pm   
34
200.00 pm   
28

Atomic Weight
26.98 amu   
99+
180.95 amu   
38

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

Adjacent Atomic Numbers
  
  

Previous Element
Magnesium
  
Hafnium
  

Next Element
Potassium
  
Tungsten
  

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

Lattice Constant
404.95 pm   
22
330.13 pm   
99+

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
2.70 g/cm3   
99+
16.69 g/cm3   
18

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

Tensile Strength
40.00 MPa   
19
Not Available   

Viscosity
Not Available   
Not Available   

Vapor Pressure
  
  

Vapor Pressure at 1000 K
0.00 (Pa)   
18
Not Available   

Vapor Pressure at 2000 K
Not Available   
0.00 (Pa)   
31

Elasticity properties
  
  

Shear Modulus
26.00 GPa   
29
69.00 GPa   
13

Bulk Modulus
76.00 GPa   
18
200.00 GPa   
8

Young's Modulus
70.00 GPa   
28
186.00 GPa   
13

Poisson Ratio
0.35   
9
0.34   
10

Other Mechanical Properties
Ductile, Malleable   
Ductile   

Magnetic Properties

Magnetic Characteristics
  
  

Specific Gravity
2.72   
99+
16.65   
11

Magnetic Ordering
Paramagnetic   
Paramagnetic   

Permeability
0.00 H/m   
4
Not Available   

Susceptibility
0.00   
3
Not Available   

Electrical Properties
  
  

Electrical Property
Conductor   
Conductor   

Resistivity
28.20 nΩ·m   
99+
131.00 nΩ·m   
25

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

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

Thermal Properties

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

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

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

Critical Temperature
Not Available   
Not Available   

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

Enthalpy
  
  

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

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

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

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

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