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Tennessine vs Samarium


Samarium vs Tennessine


Periodic Table

Symbol
Ts  
Sm  

Group Number
17  
1
3  
15

Period Number
7  
6  

Block
p block  
f block  

Element Family
Probably Post-​Transition  
Lanthanide  

CAS Number
54101143  
2
7440199  
99+

Space Group Name
-  
R_ 3m  

Space Group Number
166.00  
9
166.00  
9

Facts

Interesting Facts
Tennessine is a superheavy artificial element with a very short half-life.  
  • Samarium metals helps stimulating body metabolism.
  • Samarium metals was 1st observed by Jean Charles Galissard de Marignac in Dydimia in 1853.
  

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

History
  
  

Who Discovered
Joint Institute for Nuclear Research and Lawrence Livermore National Laboratory  
Lecoq de Boisbaudran  

Discovery
In 2010  
In 1879  

Abundance
  
  

Abundance In Universe
-  
0.00 %  
20

Abundance In Sun
-  
0.00 %  
26

Abundance In Meteorites
-  
0.00 %  
37

Abundance In Earth's Crust
-  
0.00 %  
29

Abundance In Oceans
-  
0.00 %  
40

Abundance In Humans
-  
0.00 %  
24

Uses

Uses & Benefits
  • Currently known uses of Ununseptium metal are limited to research purpose only.
  
  • Magnets of Samarium cobalt alloy are stronger than that of Iron and hence, they are used in microwave application.
  • Samarium metal also used in optical lasers and infrared absorbing glasses and as a neutron absorber.
  

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

Medical Uses
-  
-  

Other Uses
Research Purposes  
Alloys, In Nuclear Reactors  

Biological Properties
  
  

Toxicity
-  
Slightly Toxic  

Present in Human Body
No  
Yes  

In Blood
0.01 Blood/mg dm-3  
25
0.01 Blood/mg dm-3  
22

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

Physical

Melting Point
400.00 °C  
99+
1,072.00 °C  
99+

Boiling Point
610.00 °C  
99+
1,900.00 °C  
99+

Appearance
  
  

Physical State
Solid  
Solid  

Color
-  
Silvery White  

Luster
Unknown Luster  
Lustrous  

Hardness
  
  

Mohs Hardness
-  
5.50  
7

Brinell Hardness
700.00 MPa  
17
441.00 MPa  
32

Vickers Hardness
430.00 MPa  
39
412.00 MPa  
40

Speed of Sound
4,000.00 m/s  
24
2,130.00 m/s  
99+

Optical Properties
  
  

Refractive Index
1.90  
18
1.80  
22

Reflectivity
67.00 %  
16
65.00 %  
18

Allotropes
No  
No  

α Allotropes
-  
-  

β Allotropes
-  
-  

γ Allotropes
-  
-  

Chemical

Chemical Formula
Ts  
Sm  

Isotopes
  
  

Known Isotopes
0  
35
30  
9

Electronegativity
  
  

Pauling Electronegativity
0.00  
99+
1.17  
99+

Sanderson Electronegativity
1.90  
13
1.17  
33

Allred Rochow Electronegativity
1.90  
1
1.07  
33

Mulliken-Jaffe Electronegativity
2.00  
10
1.17  
40

Allen Electronegativity
2.10  
4
1.17  
99+

Electropositivity
  
  

Pauling Electropositivity
2.20  
39
2.83  
14

Ionization Energies
  
  

1st Energy Level
742.90 kJ/mol  
23
544.50 kJ/mol  
99+

2nd Energy Level
1,785.00 kJ/mol  
23
1,070.00 kJ/mol  
99+

3rd Energy Level
723.60 kJ/mol  
99+
2,260.00 kJ/mol  
99+

4th Energy Level
-  
3,990.00 kJ/mol  
99+

5th Energy Level
-  
5,445.00 kJ/mol  
99+

6th Energy Level
11,000.00 kJ/mol  
11
5,445.00 kJ/mol  
99+

7th Energy level
6,500.00 kJ/mol  
99+
5,445.00 kJ/mol  
99+

8th Energy Level
7,000.00 kJ/mol  
38
5,400.00 kJ/mol  
99+

9th Energy Level
7,230.00 kJ/mol  
28
5,440.00 kJ/mol  
99+

10th Energy Level
6,100.00 kJ/mol  
99+
5,445.00 kJ/mol  
99+

11th Energy Level
6,700.00 kJ/mol  
38
5,445.00 kJ/mol  
99+

12th Energy Level
883.00 kJ/mol  
99+
5,440.00 kJ/mol  
99+

13th Energy Level
7,230.00 kJ/mol  
26
5,445.00 kJ/mol  
99+

14th Energy Level
6,500.00 kJ/mol  
25
5,450.00 kJ/mol  
99+

15th Energy Level
61,000.00 kJ/mol  
99+
54,450.00 kJ/mol  
99+

16th Energy Level
65,000.00 kJ/mol  
26
54,400.00 kJ/mol  
99+

17th Energy Level
580.00 kJ/mol  
99+
544.50 kJ/mol  
99+

18th Energy Level
6,100.00 kJ/mol  
99+
5,445.00 kJ/mol  
99+

19th Energy Level
540.30 kJ/mol  
99+
544.50 kJ/mol  
99+

20th Energy Level
608.00 kJ/mol  
99+
624.00 kJ/mol  
99+

21st Energy Level
5,780.00 kJ/mol  
22
544.50 kJ/mol  
99+

22nd Energy Level
590.00 kJ/mol  
99+
624.00 kJ/mol  
37

23rd Energy Level
6,100.00 kJ/mol  
16
544.50 kJ/mol  
99+

24th Energy Level
883.00 kJ/mol  
7
544.50 kJ/mol  
99+

25th Energy Level
578.00 kJ/mol  
99+
544.00 kJ/mol  
99+

26th Energy Level
593.80 kJ/mol  
99+
544.50 kJ/mol  
99+

27th Energy Level
610.00 kJ/mol  
99+
544.50 kJ/mol  
99+

28th Energy Level
850.00 kJ/mol  
12
544.50 kJ/mol  
99+

29th Energy Level
0.00 kJ/mol  
99+
544.50 kJ/mol  
99+

30th Energy Level
0.00 kJ/mol  
99+
544.00 kJ/mol  
99+

Electrochemical Equivalent
3.50 g/amp-hr  
11
1.87 g/amp-hr  
38

Electron Work Function
4.00 eV  
35
2.70 eV  
99+

Other Chemical Properties
Chemical Stability, Ionization  
Ionization, Radioactive Isotopes  

Atomic

Atomic Number
117  
1
62  
99+

Electron Configuration
[Rn] 5f14 6d10 7s2 7p5  
[Xe] 4f6 6s2  

Crystal Structure
Not Known  
Rhombohedral (RHO)  

Crystal Lattice
Unknown-Crystal-Structure-of-Ununseptium.jpg#100  
RHO-Crystal-Structure-of-Samarium.jpg#100  

Atom
  
  

Number of Protons
117  
1
62  
99+

Number of Neutrons
167  
3
88  
40

Number of Electrons
117  
1
62  
99+

Radius of an Atom
  
  

Atomic Radius
0.00 pm  
99+
180.00 pm  
16

Covalent Radius
0.00 pm  
99+
198.00 pm  
13

Van der Waals Radius
220.00 pm  
28
229.00 pm  
25

Atomic Weight
294.00 amu  
1
150.36 amu  
99+

Atomic Volume
15.00 cm3/mol  
99+
19.95 cm3/mol  
31

Adjacent Atomic Numbers
  
  

Previous Element
No Previous Element  

Next Element
Europium
  

Valence Electron Potential
2.20 (-eV)  
99+
44.80 (-eV)  
38

Lattice Constant
330.25 pm  
99+
362.10 pm  
37

Lattice Angles
-  
π/2, π/2, 2 π/3  

Lattice C/A Ratio
1.65  
12
1.62  
15

Mechanical

Density
  
  

Density At Room Temperature
7.10 g/cm3  
99+
7.52 g/cm3  
99+

Density When Liquid (at m.p.)
7.20 g/cm3  
99+
7.16 g/cm3  
99+

Tensile Strength
80.00 MPa  
29
50.00 MPa  
38

Viscosity
0.00  
25
0.00  
25

Vapor Pressure
  
  

Vapor Pressure at 1000 K
0.00 (Pa)  
37
0.94 (Pa)  
9

Vapor Pressure at 2000 K
0.00 (Pa)  
99+
0.00 (Pa)  
29

Elasticity properties
  
  

Shear Modulus
25.00 GPa  
38
19.50 GPa  
99+

Bulk Modulus
0.00 GPa  
99+
37.80 GPa  
99+

Young's Modulus
12.40 GPa  
99+
49.70 GPa  
40

Poisson Ratio
0.34  
10
0.27  
19

Other Mechanical Properties
-  
-  

Magnetic

Magnetic Characteristics
  
  

Specific Gravity
7.20  
99+
7.52  
99+

Magnetic Ordering
Paramagnetic  
Paramagnetic  

Permeability
0.00 H/m  
17
0.00 H/m  
9

Susceptibility
0.00  
24
0.00  
24

Electrical Properties
  
  

Electrical Property
-  
Conductor  

Resistivity
0.10 nΩ·m  
99+
0.94 nΩ·m  
99+

Electrical Conductivity
-  
0.01 106/cm Ω  
99+

Electron Affinity
50.00 kJ/mol  
26
50.00 kJ/mol  
26

Thermal

Specific Heat
0.14 J/(kg K)  
38
0.20 J/(kg K)  
32

Molar Heat Capacity
27.20 J/mol·K  
24
29.54 J/mol·K  
9

Thermal Conductivity
0.20 W/m·K  
99+
13.30 W/m·K  
99+

Critical Temperature
700.00 K  
99+
1,345.00 K  
99+

Thermal Expansion
7.10 µm/(m·K)  
99+
12.70 µm/(m·K)  
39

Enthalpy
  
  

Enthalpy of Vaporization
550.00 kJ/mol  
14
166.40 kJ/mol  
99+

Enthalpy of Fusion
-  
8.62 kJ/mol  
99+

Enthalpy of Atomization
590.00 kJ/mol  
13
209.00 kJ/mol  
99+

Standard Molar Entropy
50.00 J/mol.K  
99+
69.60 J/mol.K  
15

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