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Tantalum vs Copper


Copper vs Tantalum


Periodic Table

Symbol
Ta   
Cu   

Group Number
5   
13
11   
7

Period Number
6   
4   

Block
d block   
d block   

Element Family
Transition Metal   
Transition Metal   

CAS Number
7440257   
99+
7440508   
37

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.
  
  • Copper rarely found in its pure form in nature.
  • Copper Sulfate is mostly used in agricultural poison and as an algicide in water purification system.
  

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

History
  
  

Who Discovered
Anders Gustaf Ekeberg   
Unknown   

Discovery
In 1802   
In Middle East (9000 BCE)   

Abundance
  
  

Abundance In Universe
8 * 10-9 %   
31
6 * 10-6 %   
12

Abundance In Sun
~-9999 %   
~0.00007 %   
12

Abundance In Meteorites
0.00 %   
99+
0.01 %   
13

Abundance In Earth's Crust
0.00 %   
37
0.01 %   
17

Abundance In Oceans
0.00 %   
31
0.00 %   
8

Abundance In Humans
Not Available   
0.00 %   
9

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.
  
  • It is use for coinage and bullion.
  • Most of copper element is used in manufacturing electrical and electronic equipments such as wirings and components. It is also used in construction and industrial machine.
  

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

Medical Uses
NA   
NA   

Other Uses
Alloys   
Alloys, Coinage, Jewellery   

Biological Properties
  
  

Toxicity
Low Toxic   
Non Toxic   

Present in Human Body
Yes   
Yes   

In Blood
Not Available   
1.01 Blood/mg dm-3   
8

In Bone
0.03 p.p.m.   
28
26.00 p.p.m.   
12

Physical Properties

Melting Point
2,996.00 °C   
4
1,084.62 °C   
40

Boiling Point
5,425.00 °C   
4
2,562.00 °C   
99+

Appearance
  
  

Physical State
Solid   
Solid   

Color
Gray Blue   
Copper   

Luster
Metallic   
NA   

Hardness
  
  

Mohs Hardness
6.50   
5
3.00   
12

Brinell Hardness
440.00 MPa   
28
235.00 MPa   
38

Vickers Hardness
870.00 MPa   
12
343.00 MPa   
28

Speed of Sound
3,400.00 m/s   
22
3,810.00 m/s   
19

Optical Properties
  
  

Reflectivity
78.00 %   
6
90.00 %   
3

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   
Cu   

Isotopes
  
  

Known Isotopes
31   
8
29   
10

Electronegativity
  
  

Pauling Electronegativity
1.50   
27
1.90   
11

Sanderson Electronegativity
Not Available   
1.98   
9

Allred Rochow Electronegativity
1.33   
22
1.75   
3

Mulliken-Jaffe Electronegativity
Not Available   
1.49   
14

Allen Electronegativity
1.34   
33
1.85   
9

Electropositivity
  
  

Pauling Electropositivity
2.50   
27
2.10   
99+

Ionization Energies
  
  

1st Energy Level
761.00 kJ/mol   
18
745.50 kJ/mol   
22

2nd Energy Level
1,500.00 kJ/mol   
40
1,957.90 kJ/mol   
15

3rd Energy Level
Not Available   
3,555.00 kJ/mol   
15

4th Energy Level
Not Available   
5,536.00 kJ/mol   
12

5th Energy Level
Not Available   
7,700.00 kJ/mol   
11

6th Energy Level
Not Available   
9,900.00 kJ/mol   
10

7th Energy level
Not Available   
13,400.00 kJ/mol   
7

8th Energy Level
Not Available   
16,000.00 kJ/mol   
9

9th Energy Level
Not Available   
19,200.00 kJ/mol   
9

10th Energy Level
Not Available   
22,400.00 kJ/mol   
11

11th Energy Level
Not Available   
25,600.00 kJ/mol   
13

12th Energy Level
Not Available   
35,600.00 kJ/mol   
6

13th Energy Level
Not Available   
38,700.00 kJ/mol   
6

14th Energy Level
Not Available   
42,000.00 kJ/mol   
7

15th Energy Level
Not Available   
46,700.00 kJ/mol   
9

16th Energy Level
Not Available   
50,200.00 kJ/mol   
10

17th Energy Level
Not Available   
53,700.00 kJ/mol   
12

18th Energy Level
Not Available   
61,100.00 kJ/mol   
10

19th Energy Level
Not Available   
64,702.00 kJ/mol   
11

20th Energy Level
Not Available   
163,700.00 kJ/mol   
2

21st Energy Level
Not Available   
174,100.00 kJ/mol   
2

22nd Energy Level
Not Available   
184,900.00 kJ/mol   
1

23rd Energy Level
Not Available   
198,800.00 kJ/mol   
1

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

Electron Work Function
4.25 eV   
21
4.65 eV   
11

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

Atomic Properties

Atomic Number
73   
99+
29   
99+

Electron Configuration
[Xe] 4f14 5d3 6s2   
[Ar] 3d10 4s1   

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

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

Atom
  
  

Number of Protons
73   
99+
29   
99+

Number of Neutrons
108   
28
35   
99+

Number of Electrons
73   
99+
29   
99+

Radius of an Atom
  
  

Atomic Radius
146.00 pm   
35
128.00 pm   
99+

Covalent Radius
170.00 pm   
25
132.00 pm   
99+

Van der Waals Radius
200.00 pm   
28
140.00 pm   
99+

Atomic Weight
180.95 amu   
38
63.55 amu   
99+

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

Adjacent Atomic Numbers
  
  

Previous Element
Hafnium
  
Nickel
  

Next Element
Tungsten
  
Zinc
  

Valence Electron Potential
110.00 (-eV)   
7
34.00 (-eV)   
99+

Lattice Constant
330.13 pm   
99+
361.49 pm   
35

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
8.96 g/cm3   
99+

Density When Liquid (at m.p.)
15.00 g/cm3   
9
8.02 g/cm3   
27

Tensile Strength
Not Available   
Not Available   

Viscosity
Not Available   
Not Available   

Vapor Pressure
  
  

Vapor Pressure at 1000 K
Not Available   
1.53 (Pa)   
8

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

Elasticity properties
  
  

Shear Modulus
69.00 GPa   
13
48.00 GPa   
15

Bulk Modulus
200.00 GPa   
8
140.00 GPa   
12

Young's Modulus
186.00 GPa   
13
120.00 GPa   
17

Poisson Ratio
0.34   
10
0.34   
10

Other Mechanical Properties
Ductile   
Ductile, Malleable   

Magnetic Properties

Magnetic Characteristics
  
  

Specific Gravity
16.65   
11
8.89   
34

Magnetic Ordering
Paramagnetic   
Diamagnetic   

Permeability
Not Available   
1.256629 * 10-6 H/m   
5

Susceptibility
Not Available   
-9.63 * 10-6   
4

Electrical Properties
  
  

Electrical Property
Conductor   
Conductor   

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

Electrical Conductivity
0.08 106/cm Ω   
27
0.60 106/cm Ω   
2

Electron Affinity
31.00 kJ/mol   
29
222.80 kJ/mol   
1

Thermal Properties

Specific Heat
0.14 J/(kg K)   
37
0.38 J/(kg K)   
15

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

Thermal Conductivity
57.50 W/m·K   
27
401.00 W/m·K   
2

Critical Temperature
Not Available   
Not Available   

Thermal Expansion
6.30 µm/(m·K)   
99+
16.50 µm/(m·K)   
25

Enthalpy
  
  

Enthalpy of Vaporization
753.10 kJ/mol   
2
283.70 kJ/mol   
33

Enthalpy of Fusion
31.40 kJ/mol   
3
7.11 kJ/mol   
99+

Enthalpy of Atomization
782.00 kJ/mol   
3
338.90 kJ/mol   
29

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

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