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Tantalum vs Hassium


Hassium vs Tantalum


Periodic Table

Symbol
Ta   
Hs   

Group Number
5   
13
8   
10

Period Number
6   
7   

Block
d block   
d block   

Element Family
Transition Metal   
Transition Metal   

CAS Number
7440257   
99+
54037579   
11

Space Group Name
Im_ 3m   
Not Available   

Space Group Number
229.00   
1
Not Available   

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.
  
  • Hassium metals rate of decay is very high.
  • Hassium metals 1st sample was synthesized through a nuclear reaction.
  

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

History
  
  

Who Discovered
Anders Gustaf Ekeberg   
Gesellschaft für Schwerionenforschung   

Discovery
In 1802   
In 1984   

Abundance
  
  

Abundance In Universe
8 * 10-9 %   
31
Not Available   

Abundance In Meteorites
0.00 %   
99+
Not Available   

Abundance In Earth's Crust
0.00 %   
37
Not Available   

Abundance In Oceans
0.00 %   
31
Not Available   

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

Industrial Uses
Electrical Industry, Electronic Industry   
NA   

Medical Uses
NA   
NA   

Other Uses
Alloys   
Research Purposes   

Biological Properties
  
  

Toxicity
Low Toxic   
Unknown   

Present in Human Body
Yes   
No   

In Blood
Not Available   
0.00 Blood/mg dm-3   
37

In Bone
0.03 p.p.m.   
28
0.00 p.p.m.   
36

Physical Properties

Melting Point
2,996.00 °C   
4
Not Available   

Boiling Point
5,425.00 °C   
4
Not Available   

Appearance
  
  

Physical State
Solid   
Solid   

Color
Gray Blue   
Silver   

Luster
Metallic   
NA   

Hardness
  
  

Mohs Hardness
6.50   
5
Not Available   

Brinell Hardness
440.00 MPa   
28
Not Available   

Vickers Hardness
870.00 MPa   
12
Not Available   

Speed of Sound
3,400.00 m/s   
22
Not Available   

Optical Properties
  
  

Reflectivity
78.00 %   
6
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
Ta   
Hs   

Isotopes
  
  

Known Isotopes
31   
8
7   
31

Electronegativity
  
  

Pauling Electronegativity
1.50   
27
Not Available   

Allred Rochow Electronegativity
1.33   
22
Not Available   

Allen Electronegativity
1.34   
33
Not Available   

Electropositivity
  
  

Pauling Electropositivity
2.50   
27
Not Available   

Ionization Energies
  
  

1st Energy Level
761.00 kJ/mol   
18
733.30 kJ/mol   
26

2nd Energy Level
1,500.00 kJ/mol   
40
1,756.00 kJ/mol   
24

3rd Energy Level
Not Available   
2,827.00 kJ/mol   
36

4th Energy Level
Not Available   
3,637.50 kJ/mol   
99+

5th Energy Level
Not Available   
4,940.00 kJ/mol   
34

6th Energy Level
Not Available   
6,175.10 kJ/mol   
23

7th Energy level
Not Available   
7,535.50 kJ/mol   
21

8th Energy Level
Not Available   
8,857.40 kJ/mol   
20

Electrochemical Equivalent
1.35 g/amp-hr   
99+
Not Available   

Electron Work Function
4.25 eV   
21
Not Available   

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

Atomic Properties

Atomic Number
73   
99+
108   
10

Electron Configuration
[Xe] 4f14 5d3 6s2   
[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
73   
99+
108   
10

Number of Neutrons
108   
28
158   
6

Number of Electrons
73   
99+
108   
10

Radius of an Atom
  
  

Atomic Radius
146.00 pm   
35
126.00 pm   
99+

Covalent Radius
170.00 pm   
25
134.00 pm   
99+

Van der Waals Radius
200.00 pm   
28
Not Available   

Atomic Weight
180.95 amu   
38
269.00 amu   
9

Atomic Volume
10.90 cm3/mol   
99+
Not Available   

Adjacent Atomic Numbers
  
  

Previous Element
Hafnium
  
Bohrium
  

Next Element
Tungsten
  
Meitnerium
  

Valence Electron Potential
110.00 (-eV)   
7
Not Available   

Lattice Constant
330.13 pm   
99+
Not Available   

Lattice Angles
π/2, π/2, π/2   
NA   

Lattice C/A Ratio
Not Available   
Not Available   

Mechanical Properties

Density
  
  

Density At Room Temperature
16.69 g/cm3   
18
40.70 g/cm3   
1

Density When Liquid (at m.p.)
15.00 g/cm3   
9
Not Available   

Tensile Strength
Not Available   
Not Available   

Viscosity
Not Available   
Not Available   

Vapor Pressure
  
  

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

Elasticity properties
  
  

Shear Modulus
69.00 GPa   
13
Not Available   

Bulk Modulus
200.00 GPa   
8
Not Available   

Young's Modulus
186.00 GPa   
13
Not Available   

Poisson Ratio
0.34   
10
Not Available   

Other Mechanical Properties
Ductile   
Unknown   

Magnetic Properties

Magnetic Characteristics
  
  

Specific Gravity
16.65   
11
Not Available   

Magnetic Ordering
Paramagnetic   
Unknown   

Electrical Properties
  
  

Electrical Property
Conductor   
Unknown   

Resistivity
131.00 nΩ·m   
25
Not Available   

Electrical Conductivity
0.08 106/cm Ω   
27
Not Available   

Electron Affinity
31.00 kJ/mol   
29
Not Available   

Thermal Properties

Specific Heat
0.14 J/(kg K)   
37
Not Available   

Molar Heat Capacity
25.36 J/mol·K   
99+
Not Available   

Thermal Conductivity
57.50 W/m·K   
27
Not Available   

Critical Temperature
Not Available   
Not Available   

Thermal Expansion
6.30 µm/(m·K)   
99+
Not Available   

Enthalpy
  
  

Enthalpy of Vaporization
753.10 kJ/mol   
2
Not Available   

Enthalpy of Fusion
31.40 kJ/mol   
3
Not Available   

Enthalpy of Atomization
782.00 kJ/mol   
3
Not Available   

Standard Molar Entropy
41.50 J/mol.K   
37
Not Available   

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