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Rutherfordium vs Ruthenium


Ruthenium vs Rutherfordium


Periodic Table

Symbol
Rf   
Ru   

Group Number
4   
14
8   
10

Period Number
7   
5   

Block
d block   
d block   

Element Family
Transition Metal   
Transition Metal   

CAS Number
53850365   
13
7440188   
99+

Space Group Name
Not Available   
P63/mmc   

Space Group Number
Not Available   
194.00   
5

Facts

Interesting Facts
  • Rutherfordium does not occur in nature as it is a synthetic element.
  • Till date Rutherfordium metal has 15 radioisotopes created synthetically.
  
  • Ruthenium element has been extracted from used nuclear fuel.
  • Ruthenium metal also produces as a by-product of the Nickel mining.
  

Sources
Bombarding Plutonium with Accelerated 113 to 115 MeV Neon Ions, Synthetically Produced   
By-product of Nickel Refining, Found in Minerals, Mining   

History
  
  

Who Discovered
Joint Institute for Nuclear Research   
Karl Ernst Claus   

Discovery
In 1964   
In 1844   

Abundance
  
  

Abundance In Universe
Not Available   
4 * 10-7 %   
20

Abundance In Sun
~-9999 %   
~0.0000005 %   
22

Abundance In Meteorites
Not Available   
0.00 %   
26

Abundance In Earth's Crust
Not Available   
0.00 %   
99+

Abundance In Oceans
Not Available   
0.00 %   
38

Uses

Uses & Benefits
  • Currently known uses of Rutherfordium metal are limited to research purpose only.
  
  • It is used for producing chip resistors and contact.
  • Ruthenium oxide is used to coat the anodes cells for chlorine production in chemical industry. It also works as catalysts for ammonia and acetic acid reaction.
  

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

Medical Uses
NA   
Medical Research   

Other Uses
Alloys, Research Purposes   
Alloys   

Biological Properties
  
  

Toxicity
Unknown   
Low Toxic   

Present in Human Body
No   
No   

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

In Bone
0.00 p.p.m.   
36
Not Available   

Physical Properties

Melting Point
2,100.00 °C   
11
2,250.00 °C   
8

Boiling Point
5,500.00 °C   
3
3,900.00 °C   
14

Appearance
  
  

Physical State
Solid   
Solid   

Color
Unknown   
Silvery White   

Luster
Unknown Luster   
Metallic   

Hardness
  
  

Mohs Hardness
Not Available   
6.50   
5

Brinell Hardness
Not Available   
2,160.00 MPa   
3

Speed of Sound
Not Available   
5,970.00 m/s   
4

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
Rf   
Ru   

Isotopes
  
  

Known Isotopes
13   
26
26   
13

Electronegativity
  
  

Pauling Electronegativity
Not Available   
2.20   
4

Allred Rochow Electronegativity
Not Available   
1.42   
18

Allen Electronegativity
Not Available   
1.54   
25

Electropositivity
  
  

Pauling Electropositivity
Not Available   
1.80   
99+

Ionization Energies
  
  

1st Energy Level
579.90 kJ/mol   
99+
710.20 kJ/mol   
32

2nd Energy Level
1,389.40 kJ/mol   
99+
710.22 kJ/mol   
99+

3rd Energy Level
2,296.40 kJ/mol   
99+
2,747.00 kJ/mol   
37

4th Energy Level
3,077.90 kJ/mol   
99+
Not Available   

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

Electron Work Function
Not Available   
4.71 eV   
9

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

Atomic Properties

Atomic Number
104   
14
44   
99+

Electron Configuration
[Rn] 5f14 6d2 7s2   
[Kr] 4d7 5s1   

Crystal Structure
Hexagonal Close Packed (HCP)   
Hexagonal Close Packed (HCP)   

Crystal Lattice
BCC-Crystal-Structure-.jpg#100   
rystal-Structure-of-Ruthenium.jpg#100   

Atom
  
  

Number of Protons
104   
14
44   
99+

Number of Neutrons
157   
7
57   
99+

Number of Electrons
104   
14
44   
99+

Radius of an Atom
  
  

Atomic Radius
150.00 pm   
33
134.00 pm   
99+

Covalent Radius
157.00 pm   
31
146.00 pm   
38

Van der Waals Radius
Not Available   
200.00 pm   
28

Atomic Weight
267.00 amu   
11
101.07 amu   
99+

Atomic Volume
Not Available   
8.30 cm3/mol   
99+

Adjacent Atomic Numbers
  
  

Previous Element
Lawrencium
  
Technetium
  

Next Element
Dubnium
  
Rhodium
  

Valence Electron Potential
Not Available   
64.00 (-eV)   
22

Lattice Constant
Not Available   
270.59 pm   
99+

Lattice Angles
NA   
π/2, π/2, 2 π/3   

Lattice C/A Ratio
Not Available   
1.58   
11

Mechanical Properties

Density
  
  

Density At Room Temperature
23.20 g/cm3   
8
12.45 g/cm3   
27

Density When Liquid (at m.p.)
Not Available   
10.65 g/cm3   
16

Tensile Strength
Not Available   
Not Available   

Viscosity
Not Available   
Not Available   

Vapor Pressure
  
  

Vapor Pressure at 2000 K
Not Available   
0.00 (Pa)   
23

Elasticity properties
  
  

Shear Modulus
Not Available   
173.00 GPa   
4

Bulk Modulus
Not Available   
220.00 GPa   
7

Young's Modulus
Not Available   
447.00 GPa   
3

Poisson Ratio
Not Available   
0.30   
14

Other Mechanical Properties
Unknown   
Ductile, Malleable   

Magnetic Properties

Magnetic Characteristics
  
  

Specific Gravity
Not Available   
12.45   
19

Magnetic Ordering
Unknown   
Paramagnetic   

Electrical Properties
  
  

Electrical Property
Unknown   
Conductor   

Resistivity
Not Available   
71.00 nΩ·m   
38

Electrical Conductivity
Not Available   
0.14 106/cm Ω   
16

Electron Affinity
Not Available   
101.30 kJ/mol   
10

Thermal Properties

Specific Heat
Not Available   
0.24 J/(kg K)   
24

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

Thermal Conductivity
Not Available   
117.00 W/m·K   
13

Critical Temperature
Not Available   
Not Available   

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

Enthalpy
  
  

Enthalpy of Vaporization
Not Available   
567.80 kJ/mol   
10

Enthalpy of Fusion
Not Available   
25.50 kJ/mol   
7

Enthalpy of Atomization
Not Available   
603.00 kJ/mol   
9

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

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