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Nickel Copper Comparison


Copper Nickel comparison


Periodic Table

Symbol
Ni   
Cu   

Group Number
10   
8
11   
7

Period Number
4   
4   

Block
d block   
d block   

Element Family
Transition Metal   
Transition Metal   

CAS Number
7440020   
99+
7440508   
37

Space Group Name
Fm_ 3m   
Fm_ 3m   

Space Group Number
225.00   
2
225.00   
2

Facts

Interesting Facts
  • Zinc metal found (obtain) in many forms like granules, foil, dust and in a powder form.
  • After iron, Zinc metal the second most abundant element in the earth crust.
  
  • 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
Axel Fredrik Cronstedt   
Unknown   

Discovery
In 1751   
In Middle East (9000 BCE)   

Abundance
  
  

Abundance In Universe
6 * 10-3 %   
4
6 * 10-6 %   
12

Abundance In Sun
~0.008 %   
3
~0.00007 %   
12

Abundance In Meteorites
1.30 %   
3
0.01 %   
13

Abundance In Earth's Crust
0.01 %   
15
0.01 %   
17

Abundance In Oceans
0.00 %   
13
0.00 %   
8

Abundance In Humans
0.00 %   
14
0.00 %   
9

Uses

Uses & Benefits
  • It has corrosion resistance and hence it is used to plate other metals.
  • Its alloys are very useful; Nichrome alloy is used in the hot coil of toasters and electric oven.
  
  • 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
Automobile Industry, Electrical Industry, Electronic Industry   
Chemical Industry, Electronic Industry   

Medical Uses
NA   
NA   

Other Uses
Alloys   
Alloys, Coinage, Jewellery   

Biological Properties
  
  

Toxicity
Toxic   
Non Toxic   

Present in Human Body
Yes   
Yes   

In Blood
0.05 Blood/mg dm-3   
17
1.01 Blood/mg dm-3   
8

In Bone
0.70 p.p.m.   
18
26.00 p.p.m.   
12

Physical Properties

Melting Point
1,453.00 °C   
31
1,084.62 °C   
40

Boiling Point
2,732.00 °C   
38
2,562.00 °C   
99+

Appearance
  
  

Physical State
Solid   
Solid   

Color
Silver   
Copper   

Luster
Metallic   
NA   

Hardness
  
  

Mohs Hardness
4.00   
10
3.00   
12

Brinell Hardness
667.00 MPa   
18
235.00 MPa   
38

Vickers Hardness
638.00 MPa   
16
343.00 MPa   
28

Speed of Sound
4,900.00 m/s   
12
3,810.00 m/s   
19

Optical Properties
  
  

Reflectivity
72.00 %   
9
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
Ni   
Cu   

Isotopes
  
  

Known Isotopes
25   
14
29   
10

Electronegativity
  
  

Pauling Electronegativity
1.91   
10
1.90   
11

Sanderson Electronegativity
1.94   
10
1.98   
9

Allred Rochow Electronegativity
1.75   
3
1.75   
3

Mulliken-Jaffe Electronegativity
Not Available   
1.49   
14

Allen Electronegativity
1.88   
6
1.85   
9

Electropositivity
  
  

Pauling Electropositivity
2.09   
99+
2.10   
99+

Ionization Energies
  
  

1st Energy Level
737.10 kJ/mol   
25
745.50 kJ/mol   
22

2nd Energy Level
1,753.00 kJ/mol   
25
1,957.90 kJ/mol   
15

3rd Energy Level
3,395.00 kJ/mol   
17
3,555.00 kJ/mol   
15

4th Energy Level
5,300.00 kJ/mol   
15
5,536.00 kJ/mol   
12

5th Energy Level
7,339.00 kJ/mol   
15
7,700.00 kJ/mol   
11

6th Energy Level
10,400.00 kJ/mol   
9
9,900.00 kJ/mol   
10

7th Energy level
12,800.00 kJ/mol   
10
13,400.00 kJ/mol   
7

8th Energy Level
15,600.00 kJ/mol   
10
16,000.00 kJ/mol   
9

9th Energy Level
18,600.00 kJ/mol   
10
19,200.00 kJ/mol   
9

10th Energy Level
21,670.00 kJ/mol   
14
22,400.00 kJ/mol   
11

11th Energy Level
30,970.00 kJ/mol   
7
25,600.00 kJ/mol   
13

12th Energy Level
34,000.00 kJ/mol   
7
35,600.00 kJ/mol   
6

13th Energy Level
37,100.00 kJ/mol   
7
38,700.00 kJ/mol   
6

14th Energy Level
41,500.00 kJ/mol   
8
42,000.00 kJ/mol   
7

15th Energy Level
44,800.00 kJ/mol   
10
46,700.00 kJ/mol   
9

16th Energy Level
48,100.00 kJ/mol   
12
50,200.00 kJ/mol   
10

17th Energy Level
55,101.00 kJ/mol   
11
53,700.00 kJ/mol   
12

18th Energy Level
58,570.00 kJ/mol   
12
61,100.00 kJ/mol   
10

19th Energy Level
148,700.00 kJ/mol   
1
64,702.00 kJ/mol   
11

20th Energy Level
159,000.00 kJ/mol   
3
163,700.00 kJ/mol   
2

21st Energy Level
169,400.00 kJ/mol   
3
174,100.00 kJ/mol   
2

22nd Energy Level
182,700.00 kJ/mol   
2
184,900.00 kJ/mol   
1

23rd Energy Level
194,000.00 kJ/mol   
2
198,800.00 kJ/mol   
1

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

Electron Work Function
5.15 eV   
2
4.65 eV   
11

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

Atomic Properties

Atomic Number
28   
99+
29   
99+

Electron Configuration
[Ar] 3d8 4s2 Or [Ar] 3d9 4s1   
[Ar] 3d10 4s1   

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

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

Atom
  
  

Number of Protons
28   
99+
29   
99+

Number of Neutrons
31   
99+
35   
99+

Number of Electrons
28   
99+
29   
99+

Radius of an Atom
  
  

Atomic Radius
124.00 pm   
99+
128.00 pm   
99+

Covalent Radius
124.00 pm   
99+
132.00 pm   
99+

Van der Waals Radius
163.00 pm   
40
140.00 pm   
99+

Atomic Weight
58.69 amu   
99+
63.55 amu   
99+

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

Adjacent Atomic Numbers
  
  

Previous Element
Cobalt
  
Nickel
  

Next Element
Copper
  
Zinc
  

Valence Electron Potential
42.00 (-eV)   
99+
34.00 (-eV)   
99+

Lattice Constant
352.40 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
8.91 g/cm3   
99+
8.96 g/cm3   
99+

Density When Liquid (at m.p.)
7.81 g/cm3   
29
8.02 g/cm3   
27

Tensile Strength
345.00 MPa   
11
Not Available   

Viscosity
Not Available   
Not Available   

Vapor Pressure
  
  

Vapor Pressure at 1000 K
0.00 (Pa)   
31
1.53 (Pa)   
8

Vapor Pressure at 2000 K
19.50 (Pa)   
6
Not Available   

Elasticity properties
  
  

Shear Modulus
76.00 GPa   
12
48.00 GPa   
15

Bulk Modulus
180.00 GPa   
9
140.00 GPa   
12

Young's Modulus
200.00 GPa   
11
120.00 GPa   
17

Poisson Ratio
0.31   
13
0.34   
10

Other Mechanical Properties
Ductile   
Ductile, Malleable   

Magnetic Properties

Magnetic Characteristics
  
  

Specific Gravity
8.90   
33
8.89   
34

Magnetic Ordering
Ferromagnetic   
Diamagnetic   

Permeability
0.00 H/m   
2
1.256629 * 10-6 H/m   
5

Susceptibility
600.00   
2
-9.63 * 10-6   
4

Electrical Properties
  
  

Electrical Property
Conductor   
Conductor   

Resistivity
69.30 nΩ·m   
39
16.78 nΩ·m   
99+

Electrical Conductivity
0.14 106/cm Ω   
13
0.60 106/cm Ω   
2

Electron Affinity
112.00 kJ/mol   
6
222.80 kJ/mol   
1

Thermal Properties

Specific Heat
0.44 J/(kg K)   
13
0.38 J/(kg K)   
15

Molar Heat Capacity
26.07 J/mol·K   
31
24.44 J/mol·K   
99+

Thermal Conductivity
90.90 W/m·K   
18
401.00 W/m·K   
2

Critical Temperature
Not Available   
Not Available   

Thermal Expansion
13.40 µm/(m·K)   
28
16.50 µm/(m·K)   
25

Enthalpy
  
  

Enthalpy of Vaporization
371.80 kJ/mol   
20
283.70 kJ/mol   
33

Enthalpy of Fusion
17.57 kJ/mol   
14
7.11 kJ/mol   
99+

Enthalpy of Atomization
422.60 kJ/mol   
17
338.90 kJ/mol   
29

Standard Molar Entropy
29.90 J/mol.K   
99+
33.20 J/mol.K   
99+

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