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Darmstadtium Thorium Comparison


Thorium Darmstadtium comparison


Periodic Table

Symbol
Ds   
Th   

Group Number
10   
8
0   
18

Period Number
7   
7   

Block
d block   
f block   

Element Family
Probably Transition   
Actinide   

CAS Number
54083771   
8
7440326   
99+

Space Group Name
Not Available   
P63/mmc   

Space Group Number
Not Available   
194.00   
5

Facts

Interesting Facts
Not Available   
  • Thorium metal is used as an alternate option over Uranium for nuclear fuel.
  • Thorium metals appearance (silvery white, soft) is somewhat similar to Lead metal.
  

Sources
Synthetically Produced   
Found in Minerals, Mining   

History
  
  

Who Discovered
Gesellschaft für Schwerionenforschung   
Jöns Jakob Berzelius   

Discovery
In 1994   
In 1829   

Abundance
  
  

Abundance In Universe
Not Available   
3 * 10-4 %   
9

Abundance In Sun
~-9999 %   
~0.0004 %   
9

Abundance In Meteorites
Not Available   
0.05 %   
11

Abundance In Earth's Crust
Not Available   
0.66 %   
7

Abundance In Oceans
Not Available   
0.00 %   
15

Uses

Uses & Benefits
  • Currently known uses of Darmstadtium metal are limited to research purpose only. As only few atoms of this metal are produced.
  
  • Thorium metal is used as an allying agent for Magnesium, It imparts greater strength and resistance to temperature.
  • compound of this metal Thorium oxide is used as an industrial catalyst.
  

Industrial Uses
NA   
Aerospace Industry, Automobile Industry, Chemical Industry, Electrical Industry, Electronic Industry   

Medical Uses
NA   
Dentistry, Surgical Instruments Manufacturing   

Other Uses
Research Purposes   
Alloys, Jewellery, Sculptures, Statues   

Biological Properties
  
  

Toxicity
Unknown   
Non Toxic   

Present in Human Body
No   
Yes   

In Blood
0.00 Blood/mg dm-3   
37
0.00 Blood/mg dm-3   
33

In Bone
0.00 p.p.m.   
36
0.02 p.p.m.   
29

Physical Properties

Melting Point
Not Available   
1,750.00 °C   
17

Boiling Point
Not Available   
4,790.00 °C   
8

Appearance
  
  

Physical State
Solid   
Solid   

Color
Unknown   
Silver   

Luster
Unknown Luster   
NA   

Hardness
  
  

Mohs Hardness
Not Available   
3.00   
12

Brinell Hardness
Not Available   
390.00 MPa   
29

Vickers Hardness
Not Available   
295.00 MPa   
29

Speed of Sound
5,090.00 m/s   
9
2,490.00 m/s   
36

Optical Properties
  
  

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
Ds   
Th   

Isotopes
  
  

Known Isotopes
9   
29
28   
11

Electronegativity
  
  

Pauling Electronegativity
Not Available   
1.30   
32

Allred Rochow Electronegativity
Not Available   
1.11   
29

Electropositivity
  
  

Pauling Electropositivity
Not Available   
2.70   
22

Ionization Energies
  
  

1st Energy Level
955.20 kJ/mol   
5
587.00 kJ/mol   
99+

2nd Energy Level
1,891.10 kJ/mol   
16
1,110.00 kJ/mol   
99+

3rd Energy Level
3,029.60 kJ/mol   
25
1,978.00 kJ/mol   
99+

4th Energy Level
3,955.90 kJ/mol   
40
2,780.00 kJ/mol   
99+

5th Energy Level
5,113.70 kJ/mol   
33
Not Available   

Electrochemical Equivalent
Not Available   
2.16 g/amp-hr   
24

Electron Work Function
Not Available   
3.41 eV   
32

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

Atomic Properties

Atomic Number
110   
8
90   
28

Electron Configuration
[Rn] 5f14 6d8 7s2   
[Rn] 6d2 7s2   

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

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

Atom
  
  

Number of Protons
110   
8
90   
28

Number of Neutrons
161   
3
142   
15

Number of Electrons
110   
8
90   
28

Radius of an Atom
  
  

Atomic Radius
132.00 pm   
99+
179.80 pm   
15

Covalent Radius
128.00 pm   
99+
206.00 pm   
7

Van der Waals Radius
Not Available   
237.00 pm   
15

Atomic Weight
281.00 amu   
6
232.04 amu   
23

Atomic Volume
Not Available   
19.90 cm3/mol   
20

Adjacent Atomic Numbers
  
  

Previous Element
Meitnerium
  
Actinium
  

Next Element

Valence Electron Potential
Not Available   
59.30 (-eV)   
23

Lattice Constant
Not Available   
508.42 pm   
14

Lattice Angles
NA   
π/2, π/2, π/2   

Lattice C/A Ratio
Not Available   
Not Available   

Mechanical Properties

Density
  
  

Density At Room Temperature
Not Available   
11.72 g/cm3   
32

Tensile Strength
Not Available   
Not Available   

Viscosity
Not Available   
Not Available   

Vapor Pressure
  
  

Vapor Pressure at 2000 K
Not Available   
0.00 (Pa)   
22

Elasticity properties
  
  

Shear Modulus
Not Available   
31.00 GPa   
21

Bulk Modulus
Not Available   
54.00 GPa   
22

Young's Modulus
Not Available   
79.00 GPa   
24

Poisson Ratio
Not Available   
0.27   
20

Other Mechanical Properties
Unknown   
Ductile   

Magnetic Properties

Magnetic Characteristics
  
  

Specific Gravity
Not Available   
11.70   
23

Magnetic Ordering
Unknown   
Paramagnetic   

Electrical Properties
  
  

Electrical Property
Unknown   
Superconductor   

Resistivity
Not Available   
157.00 nΩ·m   
22

Electrical Conductivity
Not Available   
0.07 106/cm Ω   
31

Thermal Properties

Specific Heat
Not Available   
0.12 J/(kg K)   
40

Molar Heat Capacity
Not Available   
26.23 J/mol·K   
30

Thermal Conductivity
Not Available   
54.00 W/m·K   
28

Critical Temperature
Not Available   
Not Available   

Thermal Expansion
Not Available   
11.00 µm/(m·K)   
36

Enthalpy
  
  

Enthalpy of Vaporization
Not Available   
429.00 kJ/mol   
15

Enthalpy of Fusion
Not Available   
15.48 kJ/mol   
19

Enthalpy of Atomization
Not Available   
468.60 kJ/mol   
15

Standard Molar Entropy
Not Available   
27.30 J/mol.K   
99+

Summary >>
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