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Ruthenium vs Copernicium


Copernicium vs Ruthenium


Periodic Table

Symbol
Ru  
Cn  

Group Number
8  
10
12  
6

Period Number
5  
7  

Block
d block  
d block  

Element Family
Transition Metal  
Transition Metal  

CAS Number
7440188  
99+
54084263  
7

Space Group Name
P63/mmc  
-  

Space Group Number
194.00  
7
187.00  
8

Facts

Interesting Facts
  • Ruthenium element has been extracted from used nuclear fuel.
  • Ruthenium metal also produces as a by-product of the Nickel mining.
  
Copernicium was first synthesized in 1996 by a German research team.  

Sources
By-product of Nickel Refining, Found in Minerals, Mining  
Synthetically Produced  

History
  
  

Who Discovered
Karl Ernst Claus  
Gesellschaft für Schwerionenforschung  

Discovery
In 1844  
In 1996  

Abundance
  
  

Abundance In Universe
0.00 %  
21
0.00 %  
39

Abundance In Sun
0.00 %  
22
-  

Abundance In Meteorites
0.00 %  
26
0.00 %  
99+

Abundance In Earth's Crust
0.00 %  
99+
0.00 %  
99+

Abundance In Oceans
0.00 %  
38
-  

Abundance In Humans
0.00 %  
24
-  

Uses

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

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

Medical Uses
Medical Research  
-  

Other Uses
Alloys  
Research Purposes  

Biological Properties
  
  

Toxicity
Low Toxic  
-  

Present in Human Body
No  
No  

In Blood
0.00 Blood/mg dm-3  
37
0.00 Blood/mg dm-3  
40

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

Physical

Melting Point
2,250.00 °C  
8
-  

Boiling Point
3,900.00 °C  
14
0.00 °C  
99+

Appearance
  
  

Physical State
Solid  
Solid  

Color
Silvery White  
-  

Luster
Metallic  
Unknown Luster  

Hardness
  
  

Mohs Hardness
6.50  
5
4.00  
11

Brinell Hardness
2,160.00 MPa  
3
240.00 MPa  
99+

Vickers Hardness
1,160.00 MPa  
14
3,570.00 MPa  
2

Speed of Sound
5,970.00 m/s  
7
3,570.00 m/s  
30

Optical Properties
  
  

Refractive Index
2.60  
4
1.90  
18

Reflectivity
6.00 %  
38
45.00 %  
32

Allotropes
No  
No  

α Allotropes
-  
-  

β Allotropes
-  
-  

γ Allotropes
-  
-  

Chemical

Chemical Formula
Ru  
Cn  

Isotopes
  
  

Known Isotopes
26  
13
1  
34

Electronegativity
  
  

Pauling Electronegativity
2.20  
5
1.90  
12

Sanderson Electronegativity
2.20  
8
1.30  
25

Allred Rochow Electronegativity
1.42  
19
1.90  
1

Mulliken-Jaffe Electronegativity
2.20  
6
1.90  
13

Allen Electronegativity
1.54  
28
1.90  
8

Electropositivity
  
  

Pauling Electropositivity
1.80  
99+
2.00  
99+

Ionization Energies
  
  

1st Energy Level
710.20 kJ/mol  
32
1,154.90 kJ/mol  
2

2nd Energy Level
710.22 kJ/mol  
99+
2,170.00 kJ/mol  
9

3rd Energy Level
2,747.00 kJ/mol  
38
4,245.40 kJ/mol  
9

4th Energy Level
7,107.00 kJ/mol  
12
5,499.70 kJ/mol  
23

5th Energy Level
7,107.00 kJ/mol  
27
3,570.00 kJ/mol  
99+

6th Energy Level
7,107.00 kJ/mol  
99+
7,030.00 kJ/mol  
99+

7th Energy level
7,100.00 kJ/mol  
37
3,570.00 kJ/mol  
99+

8th Energy Level
4,700.00 kJ/mol  
99+
4,480.00 kJ/mol  
99+

9th Energy Level
5,600.00 kJ/mol  
99+
5,850.00 kJ/mol  
99+

10th Energy Level
7,100.00 kJ/mol  
35
4,480.00 kJ/mol  
99+

11th Energy Level
7,197.00 kJ/mol  
32
3,570.00 kJ/mol  
99+

12th Energy Level
7,190.00 kJ/mol  
99+
35,700.00 kJ/mol  
26

13th Energy Level
7,100.00 kJ/mol  
29
4,480.00 kJ/mol  
99+

14th Energy Level
710.00 kJ/mol  
99+
1,157.00 kJ/mol  
99+

15th Energy Level
71,000.00 kJ/mol  
25
35,700.00 kJ/mol  
99+

16th Energy Level
71,000.00 kJ/mol  
21
35,700.00 kJ/mol  
99+

17th Energy Level
710.20 kJ/mol  
99+
1,157.00 kJ/mol  
16

18th Energy Level
7,100.00 kJ/mol  
31
3,570.00 kJ/mol  
99+

19th Energy Level
710.20 kJ/mol  
38
1,157.60 kJ/mol  
14

20th Energy Level
710.00 kJ/mol  
32
0.00 kJ/mol  
99+

21st Energy Level
710.20 kJ/mol  
99+
1,157.00 kJ/mol  
28

22nd Energy Level
710.00 kJ/mol  
26
357.00 kJ/mol  
99+

23rd Energy Level
710.20 kJ/mol  
99+
357.60 kJ/mol  
99+

24th Energy Level
710.20 kJ/mol  
25
357.60 kJ/mol  
99+

25th Energy Level
710.00 kJ/mol  
26
0.00 kJ/mol  
99+

26th Energy Level
710.20 kJ/mol  
25
357.60 kJ/mol  
99+

27th Energy Level
710.20 kJ/mol  
25
0.00 kJ/mol  
99+

28th Energy Level
710.20 kJ/mol  
30
1,157.00 kJ/mol  
2

29th Energy Level
710.20 kJ/mol  
31
1,157.00 kJ/mol  
3

30th Energy Level
710.00 kJ/mol  
25
357.60 kJ/mol  
99+

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

Electron Work Function
4.71 eV  
14
4.90 eV  
12

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

Atomic

Atomic Number
44  
99+
112  
6

Electron Configuration
[Kr] 4d7 5s1  
[Rn] 5f14 6d10 7s2  

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

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

Atom
  
  

Number of Protons
44  
99+
112  
6

Number of Neutrons
57  
99+
285  
1

Number of Electrons
44  
99+
112  
6

Radius of an Atom
  
  

Atomic Radius
134.00 pm  
99+
147.00 pm  
36

Covalent Radius
146.00 pm  
40
122.00 pm  
99+

Van der Waals Radius
200.00 pm  
35
0.00 pm  
99+

Atomic Weight
101.07 amu  
99+
285.00 amu  
5

Atomic Volume
8.30 cm3/mol  
99+
17.80 cm3/mol  
99+

Adjacent Atomic Numbers
  
  

Previous Element

Next Element
Rhodium
  
Nihonium
  

Valence Electron Potential
64.00 (-eV)  
22
0.00 (-eV)  
99+

Lattice Constant
270.59 pm  
99+
-  

Lattice Angles
π/2, π/2, 2 π/3  
-  

Lattice C/A Ratio
1.58  
33
1.58  
36

Mechanical

Density
  
  

Density At Room Temperature
12.45 g/cm3  
29
23.70 g/cm3  
7

Density When Liquid (at m.p.)
10.65 g/cm3  
37
23.70 g/cm3  
8

Tensile Strength
50.00 MPa  
38
0.10 MPa  
99+

Viscosity
0.00  
25
0.00  
25

Vapor Pressure
  
  

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

Vapor Pressure at 2000 K
0.00 (Pa)  
23
0.00 (Pa)  
37

Elasticity properties
  
  

Shear Modulus
173.00 GPa  
4
31.00 GPa  
25

Bulk Modulus
220.00 GPa  
7
35.00 GPa  
99+

Young's Modulus
447.00 GPa  
3
0.00 GPa  
99+

Poisson Ratio
0.30  
14
0.35  
9

Other Mechanical Properties
Ductile, Malleable  
-  

Magnetic

Magnetic Characteristics
  
  

Specific Gravity
12.45  
31
23.70  
9

Magnetic Ordering
Paramagnetic  
-  

Permeability
0.00 H/m  
17
0.00 H/m  
17

Susceptibility
0.00  
24
0.00  
24

Electrical Properties
  
  

Electrical Property
Conductor  
-  

Resistivity
71.00 nΩ·m  
38
4.90 nΩ·m  
99+

Electrical Conductivity
0.14 106/cm Ω  
18
0.00 106/cm Ω  
99+

Electron Affinity
101.30 kJ/mol  
11
-  

Thermal

Specific Heat
0.24 J/(kg K)  
24
0.10 J/(kg K)  
99+

Molar Heat Capacity
24.06 J/mol·K  
99+
13.10 J/mol·K  
99+

Thermal Conductivity
117.00 W/m·K  
13
13.00 W/m·K  
99+

Critical Temperature
2,607.00 K  
9
1,323.00 K  
99+

Thermal Expansion
6.40 µm/(m·K)  
99+
13.80 µm/(m·K)  
31

Enthalpy
  
  

Enthalpy of Vaporization
567.80 kJ/mol  
13
357.20 kJ/mol  
31

Enthalpy of Fusion
25.50 kJ/mol  
7
-  

Enthalpy of Atomization
603.00 kJ/mol  
10
-  

Standard Molar Entropy
28.50 J/mol.K  
99+
55.00 J/mol.K  
34

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