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Niobium vs Hassium


Hassium vs Niobium


Periodic Table

Symbol
Nb  
Hs  

Group Number
5  
13
8  
10

Period Number
5  
7  

Block
d block  
d block  

Element Family
Transition Metal  
Transition Metal  

CAS Number
7440031  
99+
54037579  
11

Space Group Name
Im_ 3m  
-  

Space Group Number
229.00  
2
166.00  
9

Facts

Interesting Facts
  • Niobium metal was used to get called Columbium in past.
  • Niobium metal found freely in nature (abundance).
  
  • Hassium metals rate of decay is very high.
  • Hassium metals 1st sample was synthesized through a nuclear reaction.
  

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

History
  
  

Who Discovered
Charles Hatchett  
Gesellschaft für Schwerionenforschung  

Discovery
In 1801  
In 1984  

Abundance
  
  

Abundance In Universe
0.00 %  
23
0.00 %  
40

Abundance In Sun
0.00 %  
23
-  

Abundance In Meteorites
0.00 %  
35
0.00 %  
99+

Abundance In Earth's Crust
0.00 %  
25
-  

Abundance In Oceans
0.00 %  
34
-  

Abundance In Humans
0.00 %  
24
-  

Uses

Uses & Benefits
  • 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.
  
  • Currently known uses of Hassium metal are limited to research purpose only.
  

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

Medical Uses
-  
-  

Other Uses
Alloys  
Research Purposes  

Biological Properties
  
  

Toxicity
Low Toxic  
-  

Present in Human Body
Yes  
No  

In Blood
0.01 Blood/mg dm-3  
25
0.00 Blood/mg dm-3  
40

In Bone
0.07 p.p.m.  
30
0.00 p.p.m.  
99+

Physical

Melting Point
2,468.00 °C  
6
-  

Boiling Point
2,468.00 °C  
99+
0.00 °C  
99+

Appearance
  
  

Physical State
Solid  
Solid  

Color
Gray  
Silver  

Luster
Metallic  
-  

Hardness
  
  

Mohs Hardness
6.00  
6
4.50  
10

Brinell Hardness
735.00 MPa  
15
230.00 MPa  
99+

Vickers Hardness
870.00 MPa  
19
2,450.00 MPa  
5

Speed of Sound
3,480.00 m/s  
31
2,760.00 m/s  
99+

Optical Properties
  
  

Refractive Index
2.30  
8
1.30  
99+

Reflectivity
70.00 %  
13
69.00 %  
14

Allotropes
No  
No  

α Allotropes
-  
-  

β Allotropes
-  
-  

γ Allotropes
-  
-  

Chemical

Chemical Formula
Nb  
Hs  

Isotopes
  
  

Known Isotopes
17  
22
7  
31

Electronegativity
  
  

Pauling Electronegativity
1.60  
24
2.20  
5

Sanderson Electronegativity
1.42  
20
1.30  
25

Allred Rochow Electronegativity
1.23  
26
1.30  
25

Mulliken-Jaffe Electronegativity
1.60  
22
1.30  
33

Allen Electronegativity
1.41  
35
1.30  
40

Electropositivity
  
  

Pauling Electropositivity
2.40  
31
2.00  
99+

Ionization Energies
  
  

1st Energy Level
652.10 kJ/mol  
99+
733.30 kJ/mol  
26

2nd Energy Level
1,380.00 kJ/mol  
99+
1,756.00 kJ/mol  
25

3rd Energy Level
2,416.00 kJ/mol  
99+
2,827.00 kJ/mol  
37

4th Energy Level
3,700.00 kJ/mol  
99+
3,637.50 kJ/mol  
99+

5th Energy Level
4,877.00 kJ/mol  
99+
4,940.00 kJ/mol  
99+

6th Energy Level
9,847.00 kJ/mol  
17
6,175.10 kJ/mol  
99+

7th Energy level
12,100.00 kJ/mol  
14
7,535.50 kJ/mol  
32

8th Energy Level
6,520.00 kJ/mol  
99+
8,857.40 kJ/mol  
21

9th Energy Level
5,470.00 kJ/mol  
99+
5,400.00 kJ/mol  
99+

10th Energy Level
5,470.00 kJ/mol  
99+
6,100.00 kJ/mol  
99+

11th Energy Level
6,520.00 kJ/mol  
99+
6,100.00 kJ/mol  
99+

12th Energy Level
6,520.00 kJ/mol  
99+
3,500.00 kJ/mol  
99+

13th Energy Level
5,470.00 kJ/mol  
99+
4,200.00 kJ/mol  
99+

14th Energy Level
691.00 kJ/mol  
99+
1,124.00 kJ/mol  
99+

15th Energy Level
65,200.00 kJ/mol  
35
68,200.00 kJ/mol  
31

16th Energy Level
652.10 kJ/mol  
99+
32,800.00 kJ/mol  
99+

17th Energy Level
652.10 kJ/mol  
99+
1,089.00 kJ/mol  
22

18th Energy Level
6,520.00 kJ/mol  
37
3,300.00 kJ/mol  
99+

19th Energy Level
652.10 kJ/mol  
99+
1,086.50 kJ/mol  
19

20th Energy Level
652.00 kJ/mol  
38
880.00 kJ/mol  
14

21st Energy Level
652.10 kJ/mol  
99+
1,086.00 kJ/mol  
30

22nd Energy Level
694.00 kJ/mol  
30
350.00 kJ/mol  
99+

23rd Energy Level
4,490.00 kJ/mol  
30
1,120.00 kJ/mol  
34

24th Energy Level
652.10 kJ/mol  
33
540.90 kJ/mol  
99+

25th Energy Level
652.10 kJ/mol  
35
610.00 kJ/mol  
99+

26th Energy Level
652.10 kJ/mol  
34
587.40 kJ/mol  
99+

27th Energy Level
652.10 kJ/mol  
35
880.00 kJ/mol  
5

28th Energy Level
652.10 kJ/mol  
40
840.00 kJ/mol  
14

29th Energy Level
652.10 kJ/mol  
99+
867.80 kJ/mol  
11

30th Energy Level
652.00 kJ/mol  
37
0.00 kJ/mol  
99+

Electrochemical Equivalent
0.69 g/amp-hr  
99+
3.00 g/amp-hr  
21

Electron Work Function
4.30 eV  
25
4.90 eV  
12

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

Atomic

Atomic Number
41  
99+
108  
10

Electron Configuration
[Kr] 4d4 5s1  
[Rn] 5f14 6d6 7s2  

Crystal Structure
Body Centered Cubic (BCC)  
Hexagonal Close Packed (HCP)  

Crystal Lattice
BCC-Crystal-Structure-.jpg#100  
BCC-Crystal-Structure-.jpg#100  

Atom
  
  

Number of Protons
41  
99+
108  
10

Number of Neutrons
52  
99+
158  
7

Number of Electrons
41  
99+
108  
10

Radius of an Atom
  
  

Atomic Radius
146.00 pm  
37
126.00 pm  
99+

Covalent Radius
164.00 pm  
30
134.00 pm  
99+

Van der Waals Radius
200.00 pm  
35
0.00 pm  
99+

Atomic Weight
92.91 amu  
99+
269.00 amu  
9

Atomic Volume
10.87 cm3/mol  
99+
22.70 cm3/mol  
18

Adjacent Atomic Numbers
  
  

Previous Element
Zirconium
  
Bohrium
  

Next Element

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

Lattice Constant
330.04 pm  
99+
-  

Lattice Angles
π/2, π/2, π/2  
-  

Lattice C/A Ratio
1.47  
99+
1.31  
99+

Mechanical

Density
  
  

Density At Room Temperature
8.57 g/cm3  
99+
40.70 g/cm3  
1

Density When Liquid (at m.p.)
8.57 g/cm3  
99+
41.00 g/cm3  
1

Tensile Strength
330.00 MPa  
14
80.00 MPa  
29

Viscosity
0.00  
22
0.00  
27

Vapor Pressure
  
  

Vapor Pressure at 1000 K
0.00 (Pa)  
16
0.00 (Pa)  
37

Vapor Pressure at 2000 K
0.00 (Pa)  
36
0.00 (Pa)  
30

Elasticity properties
  
  

Shear Modulus
38.00 GPa  
20
40.00 GPa  
19

Bulk Modulus
170.00 GPa  
10
40.00 GPa  
38

Young's Modulus
105.00 GPa  
22
40.00 GPa  
99+

Poisson Ratio
0.40  
4
0.34  
10

Other Mechanical Properties
Ductile, Malleable  
-  

Magnetic

Magnetic Characteristics
  
  

Specific Gravity
8.57  
99+
41.00  
2

Magnetic Ordering
Paramagnetic  
-  

Permeability
0.00 H/m  
4
0.00 H/m  
8

Susceptibility
0.00  
30
0.00  
25

Electrical Properties
  
  

Electrical Property
Conductor  
-  

Resistivity
152.00 nΩ·m  
23
41.00 nΩ·m  
99+

Electrical Conductivity
0.07 106/cm Ω  
33
0.00 106/cm Ω  
99+

Electron Affinity
86.10 kJ/mol  
14
63.20 kJ/mol  
19

Thermal

Specific Heat
0.26 J/(kg K)  
20
0.13 J/(kg K)  
99+

Molar Heat Capacity
24.60 J/mol·K  
99+
25.92 J/mol·K  
99+

Thermal Conductivity
53.70 W/m·K  
29
0.00 W/m·K  
99+

Critical Temperature
2,750.00 K  
7
1,323.00 K  
99+

Thermal Expansion
7.30 µm/(m·K)  
99+
21.20 µm/(m·K)  
23

Enthalpy
  
  

Enthalpy of Vaporization
696.60 kJ/mol  
5
126.00 kJ/mol  
99+

Enthalpy of Fusion
27.20 kJ/mol  
6
-  

Enthalpy of Atomization
745.00 kJ/mol  
4
-  

Standard Molar Entropy
36.40 J/mol.K  
99+
57.20 J/mol.K  
29

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