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Nickel Niobium Comparison


Niobium Nickel comparison


Periodic Table

Symbol
Ni   
Nb   

Group Number
10   
8
5   
13

Period Number
4   
5   

Block
d block   
d block   

Element Family
Transition Metal   
Transition Metal   

CAS Number
7440020   
99+
7440031   
99+

Space Group Name
Fm_ 3m   
Im_ 3m   

Space Group Number
225.00   
2
229.00   
1

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.
  
  • Niobium metal was used to get called Columbium in past.
  • Niobium metal found freely in nature (abundance).
  

Sources
Found in Minerals, Mining, Ores of Minerals   
By-product of Tin Extraction, Found in Minerals, Mining, Ores of Minerals   

History
  
  

Who Discovered
Axel Fredrik Cronstedt   
Charles Hatchett   

Discovery
In 1751   
In 1801   

Abundance
  
  

Abundance In Universe
6 * 10-3 %   
4
2 * 10-7 %   
22

Abundance In Sun
~0.008 %   
3
~0.0000004 %   
23

Abundance In Meteorites
1.30 %   
3
0.00 %   
35

Abundance In Earth's Crust
0.01 %   
15
0.00 %   
25

Abundance In Oceans
0.00 %   
13
0.00 %   
34

Abundance In Humans
0.00 %   
14
Not Available   

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.
  
  • Niobium alloys are used in jet engines and rockets and spacecraft, beams and girders for buildings and oil and gas pipelines.
  • It is used superconducting magnets in particles accelerators, NMR and MRI equipment.
  

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

Medical Uses
NA   
NA   

Other Uses
Alloys   
Alloys   

Biological Properties
  
  

Toxicity
Toxic   
Low Toxic   

Present in Human Body
Yes   
Yes   

In Blood
0.05 Blood/mg dm-3   
17
0.01 Blood/mg dm-3   
25

In Bone
0.70 p.p.m.   
18
0.07 p.p.m.   
25

Physical Properties

Melting Point
1,453.00 °C   
31
2,468.00 °C   
6

Boiling Point
2,732.00 °C   
38
2,468.00 °C   
99+

Appearance
  
  

Physical State
Solid   
Solid   

Color
Silver   
Gray   

Luster
Metallic   
Metallic   

Hardness
  
  

Mohs Hardness
4.00   
10
6.00   
6

Brinell Hardness
667.00 MPa   
18
735.00 MPa   
14

Vickers Hardness
638.00 MPa   
16
870.00 MPa   
12

Speed of Sound
4,900.00 m/s   
12
3,480.00 m/s   
21

Optical Properties
  
  

Reflectivity
72.00 %   
9
Not Available   

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   
Nb   

Isotopes
  
  

Known Isotopes
25   
14
17   
22

Electronegativity
  
  

Pauling Electronegativity
1.91   
10
1.60   
23

Sanderson Electronegativity
1.94   
10
1.42   
16

Allred Rochow Electronegativity
1.75   
3
1.23   
25

Allen Electronegativity
1.88   
6
1.41   
31

Electropositivity
  
  

Pauling Electropositivity
2.09   
99+
2.40   
31

Ionization Energies
  
  

1st Energy Level
737.10 kJ/mol   
25
652.10 kJ/mol   
99+

2nd Energy Level
1,753.00 kJ/mol   
25
1,380.00 kJ/mol   
99+

3rd Energy Level
3,395.00 kJ/mol   
17
2,416.00 kJ/mol   
99+

4th Energy Level
5,300.00 kJ/mol   
15
3,700.00 kJ/mol   
99+

5th Energy Level
7,339.00 kJ/mol   
15
4,877.00 kJ/mol   
36

6th Energy Level
10,400.00 kJ/mol   
9
9,847.00 kJ/mol   
11

7th Energy level
12,800.00 kJ/mol   
10
12,100.00 kJ/mol   
14

8th Energy Level
15,600.00 kJ/mol   
10
Not Available   

9th Energy Level
18,600.00 kJ/mol   
10
Not Available   

10th Energy Level
21,670.00 kJ/mol   
14
Not Available   

11th Energy Level
30,970.00 kJ/mol   
7
Not Available   

12th Energy Level
34,000.00 kJ/mol   
7
Not Available   

13th Energy Level
37,100.00 kJ/mol   
7
Not Available   

14th Energy Level
41,500.00 kJ/mol   
8
Not Available   

15th Energy Level
44,800.00 kJ/mol   
10
Not Available   

16th Energy Level
48,100.00 kJ/mol   
12
Not Available   

17th Energy Level
55,101.00 kJ/mol   
11
Not Available   

18th Energy Level
58,570.00 kJ/mol   
12
Not Available   

19th Energy Level
148,700.00 kJ/mol   
1
Not Available   

20th Energy Level
159,000.00 kJ/mol   
3
Not Available   

21st Energy Level
169,400.00 kJ/mol   
3
Not Available   

22nd Energy Level
182,700.00 kJ/mol   
2
Not Available   

23rd Energy Level
194,000.00 kJ/mol   
2
Not Available   

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

Electron Work Function
5.15 eV   
2
4.30 eV   
18

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

Atomic Properties

Atomic Number
28   
99+
41   
99+

Electron Configuration
[Ar] 3d8 4s2 Or [Ar] 3d9 4s1   
[Kr] 4d4 5s1   

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

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

Atom
  
  

Number of Protons
28   
99+
41   
99+

Number of Neutrons
31   
99+
52   
99+

Number of Electrons
28   
99+
41   
99+

Radius of an Atom
  
  

Atomic Radius
124.00 pm   
99+
146.00 pm   
35

Covalent Radius
124.00 pm   
99+
164.00 pm   
28

Van der Waals Radius
163.00 pm   
40
200.00 pm   
28

Atomic Weight
58.69 amu   
99+
92.91 amu   
99+

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

Adjacent Atomic Numbers
  
  

Previous Element
Cobalt
  
Zirconium
  

Next Element
Copper
  
Molybdenum
  

Valence Electron Potential
42.00 (-eV)   
99+
104.00 (-eV)   
8

Lattice Constant
352.40 pm   
99+
330.04 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
8.91 g/cm3   
99+
8.57 g/cm3   
99+

Density When Liquid (at m.p.)
7.81 g/cm3   
29
Not Available   

Tensile Strength
345.00 MPa   
11
330.00 MPa   
12

Viscosity
Not Available   
Not Available   

Vapor Pressure
  
  

Vapor Pressure at 1000 K
0.00 (Pa)   
31
Not Available   

Vapor Pressure at 2000 K
19.50 (Pa)   
6
0.00 (Pa)   
27

Elasticity properties
  
  

Shear Modulus
76.00 GPa   
12
38.00 GPa   
19

Bulk Modulus
180.00 GPa   
9
170.00 GPa   
10

Young's Modulus
200.00 GPa   
11
105.00 GPa   
20

Poisson Ratio
0.31   
13
0.40   
4

Other Mechanical Properties
Ductile   
Ductile, Malleable   

Magnetic Properties

Magnetic Characteristics
  
  

Specific Gravity
8.90   
33
8.57   
37

Magnetic Ordering
Ferromagnetic   
Paramagnetic   

Permeability
0.00 H/m   
2
Not Available   

Susceptibility
600.00   
2
Not Available   

Electrical Properties
  
  

Electrical Property
Conductor   
Conductor   

Resistivity
69.30 nΩ·m   
39
152.00 nΩ·m   
23

Electrical Conductivity
0.14 106/cm Ω   
13
0.07 106/cm Ω   
28

Electron Affinity
112.00 kJ/mol   
6
86.10 kJ/mol   
12

Thermal Properties

Specific Heat
0.44 J/(kg K)   
13
0.26 J/(kg K)   
20

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

Thermal Conductivity
90.90 W/m·K   
18
53.70 W/m·K   
29

Critical Temperature
Not Available   
Not Available   

Thermal Expansion
13.40 µm/(m·K)   
28
7.30 µm/(m·K)   
99+

Enthalpy
  
  

Enthalpy of Vaporization
371.80 kJ/mol   
20
696.60 kJ/mol   
4

Enthalpy of Fusion
17.57 kJ/mol   
14
27.20 kJ/mol   
6

Enthalpy of Atomization
422.60 kJ/mol   
17
745.00 kJ/mol   
4

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

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