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Beryllium vs Tennessine


Tennessine vs Beryllium


Periodic Table

Symbol
Be  
Ts  

Group Number
2  
16
17  
1

Period Number
2  
7  

Block
s block  
p block  

Element Family
Alkaline Earth  
Probably Post-​Transition  

CAS Number
7440417  
99+
54101143  
2

Space Group Name
P63/mmc  
-  

Space Group Number
194.00  
7
166.00  
9

Facts

Interesting Facts
  • Beryllium is best anti corrosion metal.
  • Beryllium is the lightest metal and still it is stronger than steel.
  • It also finds various applications in Nuclear reactors as a reflector.
  
Tennessine is a superheavy artificial element with a very short half-life.  

Sources
Earth's crust, Found in Minerals, Mining, Ores of metals, Ores of Minerals  
Synthetically Produced  

History
  
  

Who Discovered
Louis Nicolas Vauquelin  
Joint Institute for Nuclear Research and Lawrence Livermore National Laboratory  

Discovery
In 1797  
In 2010  

Abundance
  
  

Abundance In Universe
0.00 %  
24
-  

Abundance In Sun
0.00 %  
29
-  

Abundance In Meteorites
0.00 %  
99+
-  

Abundance In Earth's Crust
0.00 %  
35
-  

Abundance In Oceans
0.00 %  
39
-  

Abundance In Humans
0.00 %  
22
-  

Uses

Uses & Benefits
  • Its alloys with copper or nickel are used in manufacturing Gyroscopes, springs, electrical contact and non sparking tools.
  • Beryllium Alloys are used as a material for aircraft, missiles, spacecraft and satellite.
  
  • Currently known uses of Ununseptium metal are limited to research purpose only.
  

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

Medical Uses
-  
-  

Other Uses
Alloys  
Research Purposes  

Biological Properties
  
  

Toxicity
Toxic  
-  

Present in Human Body
Yes  
No  

In Blood
0.00 Blood/mg dm-3  
35
0.01 Blood/mg dm-3  
25

In Bone
0.00 p.p.m.  
37
0.00 p.p.m.  
99+

Physical

Melting Point
1,278.00 °C  
36
400.00 °C  
99+

Boiling Point
2,970.00 °C  
33
610.00 °C  
99+

Appearance
  
  

Physical State
Solid  
Solid  

Color
White Gray  
-  

Luster
Metallic  
Unknown Luster  

Hardness
  
  

Mohs Hardness
5.50  
7
-  

Brinell Hardness
590.00 MPa  
25
700.00 MPa  
17

Vickers Hardness
1,670.00 MPa  
9
430.00 MPa  
39

Speed of Sound
12,890.00 m/s  
2
4,000.00 m/s  
24

Optical Properties
  
  

Refractive Index
1.56  
34
1.90  
18

Reflectivity
65.00 %  
18
67.00 %  
16

Allotropes
No  
No  

α Allotropes
-  
-  

β Allotropes
-  
-  

γ Allotropes
-  
-  

Chemical

Chemical Formula
Be  
Ts  

Isotopes
  
  

Known Isotopes
9  
29
0  
35

Electronegativity
  
  

Pauling Electronegativity
1.57  
25
0.00  
99+

Sanderson Electronegativity
1.81  
15
1.90  
13

Allred Rochow Electronegativity
1.47  
15
1.90  
1

Mulliken-Jaffe Electronegativity
1.54  
24
2.00  
10

Allen Electronegativity
1.58  
26
2.10  
4

Electropositivity
  
  

Pauling Electropositivity
2.43  
30
2.20  
39

Ionization Energies
  
  

1st Energy Level
899.50 kJ/mol  
7
742.90 kJ/mol  
23

2nd Energy Level
1,757.10 kJ/mol  
24
1,785.00 kJ/mol  
23

3rd Energy Level
14,848.70 kJ/mol  
2
723.60 kJ/mol  
99+

4th Energy Level
21,006.60 kJ/mol  
2
-  

5th Energy Level
2,970.00 kJ/mol  
99+
-  

6th Energy Level
1,470.00 kJ/mol  
99+
11,000.00 kJ/mol  
11

7th Energy level
2,970.00 kJ/mol  
99+
6,500.00 kJ/mol  
99+

8th Energy Level
2,970.00 kJ/mol  
99+
7,000.00 kJ/mol  
38

9th Energy Level
2,970.00 kJ/mol  
99+
7,230.00 kJ/mol  
28

10th Energy Level
2,970.00 kJ/mol  
99+
6,100.00 kJ/mol  
99+

11th Energy Level
2,970.00 kJ/mol  
99+
6,700.00 kJ/mol  
38

12th Energy Level
29,700.00 kJ/mol  
35
883.00 kJ/mol  
99+

13th Energy Level
2,970.00 kJ/mol  
99+
7,230.00 kJ/mol  
26

14th Energy Level
2,970.00 kJ/mol  
99+
6,500.00 kJ/mol  
25

15th Energy Level
89,900.00 kJ/mol  
5
61,000.00 kJ/mol  
99+

16th Energy Level
89,900.00 kJ/mol  
8
65,000.00 kJ/mol  
26

17th Energy Level
2,970.00 kJ/mol  
14
580.00 kJ/mol  
99+

18th Energy Level
8,995.00 kJ/mol  
13
6,100.00 kJ/mol  
99+

19th Energy Level
899.50 kJ/mol  
22
540.30 kJ/mol  
99+

20th Energy Level
899.00 kJ/mol  
12
608.00 kJ/mol  
99+

21st Energy Level
2,970.00 kJ/mol  
26
5,780.00 kJ/mol  
22

22nd Energy Level
899.00 kJ/mol  
10
590.00 kJ/mol  
99+

23rd Energy Level
2,970.00 kJ/mol  
31
6,100.00 kJ/mol  
16

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

25th Energy Level
2,970.00 kJ/mol  
2
578.00 kJ/mol  
99+

26th Energy Level
2,970.00 kJ/mol  
2
593.80 kJ/mol  
99+

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

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

29th Energy Level
2,970.00 kJ/mol  
2
0.00 kJ/mol  
99+

30th Energy Level
2,970.00 kJ/mol  
2
0.00 kJ/mol  
99+

Electrochemical Equivalent
0.17 g/amp-hr  
99+
3.50 g/amp-hr  
11

Electron Work Function
4.98 eV  
10
4.00 eV  
35

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

Atomic

Atomic Number
4  
99+
117  
1

Electron Configuration
[He] 2s2  
[Rn] 5f14 6d10 7s2 7p5  

Crystal Structure
Hexagonal Close Packed (HCP)  
Not Known  

Crystal Lattice
HCP-Crystal-Structure-of-Beryllium.jpg#100  
Unknown-Crystal-Structure-of-Ununseptium.jpg#100  

Atom
  
  

Number of Protons
4  
99+
117  
1

Number of Neutrons
5  
99+
167  
3

Number of Electrons
4  
99+
117  
1

Radius of an Atom
  
  

Atomic Radius
112.00 pm  
99+
0.00 pm  
99+

Covalent Radius
96.00 pm  
99+
0.00 pm  
99+

Van der Waals Radius
153.00 pm  
99+
220.00 pm  
28

Atomic Weight
9.01 amu  
99+
294.00 amu  
1

Atomic Volume
5.00 cm3/mol  
99+
15.00 cm3/mol  
99+

Adjacent Atomic Numbers
  
  

Previous Element
Lithium
  
No Previous Element  

Next Element
Sodium
  

Valence Electron Potential
82.00 (-eV)  
15
2.20 (-eV)  
99+

Lattice Constant
228.58 pm  
99+
330.25 pm  
99+

Lattice Angles
π/2, π/2, π/2  
-  

Lattice C/A Ratio
1.57  
99+
1.65  
12

Mechanical

Density
  
  

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

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

Tensile Strength
287.00 MPa  
16
80.00 MPa  
29

Viscosity
0.00  
17
0.00  
25

Vapor Pressure
  
  

Vapor Pressure at 1000 K
0.00 (Pa)  
20
0.00 (Pa)  
37

Vapor Pressure at 2000 K
0.00 (Pa)  
24
0.00 (Pa)  
99+

Elasticity properties
  
  

Shear Modulus
132.00 GPa  
7
25.00 GPa  
38

Bulk Modulus
130.00 GPa  
13
0.00 GPa  
99+

Young's Modulus
287.00 GPa  
7
12.40 GPa  
99+

Poisson Ratio
0.03  
36
0.34  
10

Other Mechanical Properties
-  
-  

Magnetic

Magnetic Characteristics
  
  

Specific Gravity
1.85  
99+
7.20  
99+

Magnetic Ordering
Diamagnetic  
Paramagnetic  

Permeability
0.00 H/m  
12
0.00 H/m  
17

Susceptibility
0.00  
11
0.00  
24

Electrical Properties
  
  

Electrical Property
Semiconductor  
-  

Resistivity
36.00 nΩ·m  
99+
0.10 nΩ·m  
99+

Electrical Conductivity
0.31 106/cm Ω  
5
-  

Electron Affinity
0.00 kJ/mol  
99+
50.00 kJ/mol  
26

Thermal

Specific Heat
1.82 J/(kg K)  
2
0.14 J/(kg K)  
38

Molar Heat Capacity
16.44 J/mol·K  
99+
27.20 J/mol·K  
24

Thermal Conductivity
200.00 W/m·K  
6
0.20 W/m·K  
99+

Critical Temperature
1,551.00 K  
39
700.00 K  
99+

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

Enthalpy
  
  

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

Enthalpy of Fusion
11.72 kJ/mol  
36
-  

Enthalpy of Atomization
326.40 kJ/mol  
40
590.00 kJ/mol  
13

Standard Molar Entropy
9.50 J/mol.K  
99+
50.00 J/mol.K  
99+

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