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Meitnerium vs Tennessine


Tennessine vs Meitnerium


Periodic Table

Symbol
Mt  
Ts  

Group Number
9  
9
17  
1

Period Number
7  
7  

Block
d block  
p block  

Element Family
Probably Transition  
Probably Post-​Transition  

CAS Number
54038016  
10
54101143  
2

Space Group Name
-  
-  

Space Group Number
166.00  
9
166.00  
9

Facts

Interesting Facts
Meitnerium is named after Lise Meitner, an Austrian physicist.  
Tennessine is a superheavy artificial element with a very short half-life.  

Sources
Bombarding Bi209 with Accelerated Nuclei of Fe58, Synthetically Produced  
Synthetically Produced  

History
  
  

Who Discovered
Gesellschaft für Schwerionenforschung  
Joint Institute for Nuclear Research and Lawrence Livermore National Laboratory  

Discovery
In 1982  
In 2010  

Abundance
  
  

Abundance In Universe
0.00 %  
40
-  

Abundance In Sun
-  
-  

Abundance In Meteorites
0.00 %  
99+
-  

Abundance In Earth's Crust
-  
-  

Abundance In Oceans
-  
-  

Abundance In Humans
-  
-  

Uses

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

Industrial Uses
-  
-  

Medical Uses
-  
-  

Other Uses
-  
Research Purposes  

Biological Properties
  
  

Toxicity
-  
-  

Present in Human Body
No  
No  

In Blood
0.00 Blood/mg dm-3  
40
0.01 Blood/mg dm-3  
25

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

Physical

Melting Point
-  
400.00 °C  
99+

Boiling Point
0.00 °C  
99+
610.00 °C  
99+

Appearance
  
  

Physical State
Solid  
Solid  

Color
-  
-  

Luster
Unknown Luster  
Unknown Luster  

Hardness
  
  

Mohs Hardness
-  
-  

Brinell Hardness
400.00 MPa  
34
700.00 MPa  
17

Vickers Hardness
350.00 MPa  
99+
430.00 MPa  
39

Speed of Sound
3,200.00 m/s  
35
4,000.00 m/s  
24

Optical Properties
  
  

Refractive Index
1.30  
99+
1.90  
18

Reflectivity
68.00 %  
15
67.00 %  
16

Allotropes
No  
No  

α Allotropes
-  
-  

β Allotropes
-  
-  

γ Allotropes
-  
-  

Chemical

Chemical Formula
Mt  
Ts  

Isotopes
  
  

Known Isotopes
4  
33
0  
35

Electronegativity
  
  

Pauling Electronegativity
1.30  
33
0.00  
99+

Sanderson Electronegativity
1.90  
13
1.90  
13

Allred Rochow Electronegativity
1.30  
25
1.90  
1

Mulliken-Jaffe Electronegativity
1.30  
33
2.00  
10

Allen Electronegativity
1.30  
40
2.10  
4

Electropositivity
  
  

Pauling Electropositivity
2.00  
99+
2.20  
39

Ionization Energies
  
  

1st Energy Level
800.80 kJ/mol  
15
742.90 kJ/mol  
23

2nd Energy Level
1,823.60 kJ/mol  
18
1,785.00 kJ/mol  
23

3rd Energy Level
2,904.20 kJ/mol  
31
723.60 kJ/mol  
99+

4th Energy Level
3,859.40 kJ/mol  
99+
-  

5th Energy Level
4,920.80 kJ/mol  
99+
-  

6th Energy Level
8,000.00 kJ/mol  
34
11,000.00 kJ/mol  
11

7th Energy level
8,000.00 kJ/mol  
28
6,500.00 kJ/mol  
99+

8th Energy Level
8,000.00 kJ/mol  
28
7,000.00 kJ/mol  
38

9th Energy Level
6,700.00 kJ/mol  
36
7,230.00 kJ/mol  
28

10th Energy Level
5,800.00 kJ/mol  
99+
6,100.00 kJ/mol  
99+

11th Energy Level
6,300.00 kJ/mol  
99+
6,700.00 kJ/mol  
38

12th Energy Level
0.00 kJ/mol  
99+
883.00 kJ/mol  
99+

13th Energy Level
8,000.00 kJ/mol  
20
7,230.00 kJ/mol  
26

14th Energy Level
1,156.00 kJ/mol  
99+
6,500.00 kJ/mol  
25

15th Energy Level
80,000.00 kJ/mol  
17
61,000.00 kJ/mol  
99+

16th Energy Level
58,700.00 kJ/mol  
39
65,000.00 kJ/mol  
26

17th Energy Level
1,110.00 kJ/mol  
20
580.00 kJ/mol  
99+

18th Energy Level
8,000.00 kJ/mol  
23
6,100.00 kJ/mol  
99+

19th Energy Level
1,110.00 kJ/mol  
17
540.30 kJ/mol  
99+

20th Energy Level
850.00 kJ/mol  
18
608.00 kJ/mol  
99+

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

22nd Energy Level
380.00 kJ/mol  
99+
590.00 kJ/mol  
99+

23rd Energy Level
8,000.00 kJ/mol  
9
6,100.00 kJ/mol  
16

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

25th Energy Level
800.00 kJ/mol  
13
578.00 kJ/mol  
99+

26th Energy Level
800.00 kJ/mol  
13
593.80 kJ/mol  
99+

27th Energy Level
800.00 kJ/mol  
12
610.00 kJ/mol  
99+

28th Energy Level
800.00 kJ/mol  
18
850.00 kJ/mol  
12

29th Energy Level
800.00 kJ/mol  
18
0.00 kJ/mol  
99+

30th Energy Level
800.00 kJ/mol  
13
0.00 kJ/mol  
99+

Electrochemical Equivalent
3.00 g/amp-hr  
21
3.50 g/amp-hr  
11

Electron Work Function
4.90 eV  
12
4.00 eV  
35

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

Atomic

Atomic Number
109  
9
117  
1

Electron Configuration
[Rn] 5f14 6d7 7s2  
[Rn] 5f14 6d10 7s2 7p5  

Crystal Structure
Face Centered Cubic (FCC)  
Not Known  

Crystal Lattice
FCC-Crystal-Structure-of-Meitnerium.jpg#100  
Unknown-Crystal-Structure-of-Ununseptium.jpg#100  

Atom
  
  

Number of Protons
109  
9
117  
1

Number of Neutrons
157  
8
167  
3

Number of Electrons
109  
9
117  
1

Radius of an Atom
  
  

Atomic Radius
122.00 pm  
99+
0.00 pm  
99+

Covalent Radius
129.00 pm  
99+
0.00 pm  
99+

Van der Waals Radius
260.00 pm  
9
220.00 pm  
28

Atomic Weight
278.00 amu  
7
294.00 amu  
1

Atomic Volume
20.20 cm3/mol  
30
15.00 cm3/mol  
99+

Adjacent Atomic Numbers
  
  

Previous Element
Hassium
  
No Previous Element  

Next Element

Valence Electron Potential
31.20 (-eV)  
99+
2.20 (-eV)  
99+

Lattice Constant
0.00 pm  
99+
330.25 pm  
99+

Lattice Angles
-  
-  

Lattice C/A Ratio
1.59  
27
1.65  
12

Mechanical

Density
  
  

Density At Room Temperature
37.40 g/cm3  
2
7.10 g/cm3  
99+

Density When Liquid (at m.p.)
37.40 g/cm3  
2
7.20 g/cm3  
99+

Tensile Strength
80.00 MPa  
29
80.00 MPa  
29

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)  
37
0.00 (Pa)  
99+

Elasticity properties
  
  

Shear Modulus
35.00 GPa  
21
25.00 GPa  
38

Bulk Modulus
0.00 GPa  
99+
0.00 GPa  
99+

Young's Modulus
13.50 GPa  
99+
12.40 GPa  
99+

Poisson Ratio
0.25  
24
0.34  
10

Other Mechanical Properties
-  
-  

Magnetic

Magnetic Characteristics
  
  

Specific Gravity
37.40  
4
7.20  
99+

Magnetic Ordering
Paramagnetic  
Paramagnetic  

Permeability
0.00 H/m  
12
0.00 H/m  
17

Susceptibility
0.00  
24
0.00  
24

Electrical Properties
  
  

Electrical Property
-  
-  

Resistivity
0.35 nΩ·m  
99+
0.10 nΩ·m  
99+

Electrical Conductivity
0.00 106/cm Ω  
99+
-  

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

Thermal

Specific Heat
0.10 J/(kg K)  
99+
0.14 J/(kg K)  
38

Molar Heat Capacity
27.00 J/mol·K  
29
27.20 J/mol·K  
24

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

Critical Temperature
1,323.00 K  
99+
700.00 K  
99+

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

Enthalpy
  
  

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

Enthalpy of Fusion
-  
-  

Enthalpy of Atomization
350.20 kJ/mol  
37
590.00 kJ/mol  
13

Standard Molar Entropy
63.80 J/mol.K  
22
50.00 J/mol.K  
99+

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