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Beryllium Hassium Comparison

Beryllium
Hassium
Hassium Beryllium comparison


Periodic Table
Symbol
Be  
Hs  
Group Number
2  
16
8  
10
Period Number
2  
7  
Block
s block  
d block  
Element Family
Alkaline Earth  
Transition Metal  
CAS Number
7440417  
99+
54037579  
11
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.
  
  • Hassium metals rate of decay is very high.
  • Hassium metals 1st sample was synthesized through a nuclear reaction.
  
Sources
Earth's crust, Found in Minerals, Mining, Ores of metals, Ores of Minerals  
Synthetically Produced  
History
  
  
Who Discovered
Louis Nicolas Vauquelin  
Gesellschaft für Schwerionenforschung  
Discovery
In 1797  
In 1984  
Abundance
  
  
Abundance In Universe
0.00 %  
24
0.00 %  
40
Abundance In Sun
0.00 %  
29
-  
Abundance In Meteorites
0.00 %  
99+
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 Hassium 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
0.00 Blood/mg dm-3  
40
In Bone
0.00 p.p.m.  
37
0.00 p.p.m.  
99+
Physical
Melting Point
1,278.00 °C  
36
-  
Boiling Point
2,970.00 °C  
33
0.00 °C  
99+
Appearance
  
  
Physical State
Solid  
Solid  
Color
White Gray  
Silver  
Luster
Metallic  
-  
Hardness
  
  
Mohs Hardness
5.50  
7
4.50  
10
Brinell Hardness
590.00 MPa  
25
230.00 MPa  
99+
Vickers Hardness
1,670.00 MPa  
9
2,450.00 MPa  
5
Speed of Sound
12,890.00 m/s  
2
2,760.00 m/s  
99+
Optical Properties
  
  
Refractive Index
1.56  
34
1.30  
99+
Reflectivity
65.00 %  
18
69.00 %  
14
Allotropes
No  
No  
α Allotropes
-  
-  
β Allotropes
-  
-  
γ Allotropes
-  
-  
Chemical
Chemical Formula
Be  
Hs  
Isotopes
  
  
Known Isotopes
9  
29
7  
31
Electronegativity
  
  
Pauling Electronegativity
1.57  
25
2.20  
5
Sanderson Electronegativity
1.81  
15
1.30  
25
Allred Rochow Electronegativity
1.47  
15
1.30  
25
Mulliken-Jaffe Electronegativity
1.54  
24
1.30  
33
Allen Electronegativity
1.58  
26
1.30  
40
Electropositivity
  
  
Pauling Electropositivity
2.43  
30
2.00  
99+
Ionization Energies
  
  
1st Energy Level
899.50 kJ/mol  
7
733.30 kJ/mol  
26
2nd Energy Level
1,757.10 kJ/mol  
24
1,756.00 kJ/mol  
25
3rd Energy Level
14,848.70 kJ/mol  
2
2,827.00 kJ/mol  
37
4th Energy Level
21,006.60 kJ/mol  
2
3,637.50 kJ/mol  
99+
5th Energy Level
2,970.00 kJ/mol  
99+
4,940.00 kJ/mol  
99+
6th Energy Level
1,470.00 kJ/mol  
99+
6,175.10 kJ/mol  
99+
7th Energy level
2,970.00 kJ/mol  
99+
7,535.50 kJ/mol  
32
8th Energy Level
2,970.00 kJ/mol  
99+
8,857.40 kJ/mol  
21
9th Energy Level
2,970.00 kJ/mol  
99+
5,400.00 kJ/mol  
99+
10th Energy Level
2,970.00 kJ/mol  
99+
6,100.00 kJ/mol  
99+
11th Energy Level
2,970.00 kJ/mol  
99+
6,100.00 kJ/mol  
99+
12th Energy Level
29,700.00 kJ/mol  
35
3,500.00 kJ/mol  
99+
13th Energy Level
2,970.00 kJ/mol  
99+
4,200.00 kJ/mol  
99+
14th Energy Level
2,970.00 kJ/mol  
99+
1,124.00 kJ/mol  
99+
15th Energy Level
89,900.00 kJ/mol  
5
68,200.00 kJ/mol  
31
16th Energy Level
89,900.00 kJ/mol  
8
32,800.00 kJ/mol  
99+
17th Energy Level
2,970.00 kJ/mol  
14
1,089.00 kJ/mol  
22
18th Energy Level
8,995.00 kJ/mol  
13
3,300.00 kJ/mol  
99+
19th Energy Level
899.50 kJ/mol  
22
1,086.50 kJ/mol  
19
20th Energy Level
899.00 kJ/mol  
12
880.00 kJ/mol  
14
21st Energy Level
2,970.00 kJ/mol  
26
1,086.00 kJ/mol  
30
22nd Energy Level
899.00 kJ/mol  
10
350.00 kJ/mol  
99+
23rd Energy Level
2,970.00 kJ/mol  
31
1,120.00 kJ/mol  
34
24th Energy Level
297.30 kJ/mol  
99+
540.90 kJ/mol  
99+
25th Energy Level
2,970.00 kJ/mol  
2
610.00 kJ/mol  
99+
26th Energy Level
2,970.00 kJ/mol  
2
587.40 kJ/mol  
99+
27th Energy Level
297.30 kJ/mol  
99+
880.00 kJ/mol  
5
28th Energy Level
297.30 kJ/mol  
99+
840.00 kJ/mol  
14
29th Energy Level
2,970.00 kJ/mol  
2
867.80 kJ/mol  
11
30th Energy Level
2,970.00 kJ/mol  
2
0.00 kJ/mol  
99+
Electrochemical Equivalent
0.17 g/amp-hr  
99+
3.00 g/amp-hr  
21
Electron Work Function
4.98 eV  
10
4.90 eV  
12
Other Chemical Properties
Corrosion, Ionization, Radioactive Isotopes  
Ionization, Radioactive Isotopes, Radioactivity  
Atomic
Atomic Number
4  
99+
108  
10
Electron Configuration
[He] 2s2  
[Rn] 5f14 6d6 7s2  
Crystal Structure
Hexagonal Close Packed (HCP)  
Hexagonal Close Packed (HCP)  
Crystal Lattice
HCP-Crystal-Structure-of-Beryllium.jpg#100  
BCC-Crystal-Structure-.jpg#100  
Atom
  
  
Number of Protons
4  
99+
108  
10
Number of Neutrons
5  
99+
158  
7
Number of Electrons
4  
99+
108  
10
Radius of an Atom
  
  
Atomic Radius
112.00 pm  
99+
126.00 pm  
99+
Covalent Radius
96.00 pm  
99+
134.00 pm  
99+
Van der Waals Radius
153.00 pm  
99+
0.00 pm  
99+
Atomic Weight
9.01 amu  
99+
269.00 amu  
9
Atomic Volume
5.00 cm3/mol  
99+
22.70 cm3/mol  
18
Adjacent Atomic Numbers
  
  
Previous Element
Lithium
  
Bohrium
  
Next Element
Sodium
  
Meitnerium
  
Valence Electron Potential
82.00 (-eV)  
15
0.00 (-eV)  
99+
Lattice Constant
228.58 pm  
99+
-  
Lattice Angles
π/2, π/2, π/2  
-  
Lattice C/A Ratio
1.57  
99+
1.31  
99+
Mechanical
Density
  
  
Density At Room Temperature
1.85 g/cm3  
99+
40.70 g/cm3  
1
Density When Liquid (at m.p.)
1.69 g/cm3  
99+
41.00 g/cm3  
1
Tensile Strength
287.00 MPa  
16
80.00 MPa  
29
Viscosity
0.00  
17
0.00  
27
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)  
30
Elasticity properties
  
  
Shear Modulus
132.00 GPa  
7
40.00 GPa  
19
Bulk Modulus
130.00 GPa  
13
40.00 GPa  
38
Young's Modulus
287.00 GPa  
7
40.00 GPa  
99+
Poisson Ratio
0.03  
36
0.34  
10
Other Mechanical Properties
-  
-  
Magnetic
Magnetic Characteristics
  
  
Specific Gravity
1.85  
99+
41.00  
2
Magnetic Ordering
Diamagnetic  
-  
Permeability
0.00 H/m  
12
0.00 H/m  
8
Susceptibility
0.00  
11
0.00  
25
Electrical Properties
  
  
Electrical Property
Semiconductor  
-  
Resistivity
36.00 nΩ·m  
99+
41.00 nΩ·m  
99+
Electrical Conductivity
0.31 106/cm Ω  
5
0.00 106/cm Ω  
99+
Electron Affinity
0.00 kJ/mol  
99+
63.20 kJ/mol  
19
Thermal
Specific Heat
1.82 J/(kg K)  
2
0.13 J/(kg K)  
99+
Molar Heat Capacity
16.44 J/mol·K  
99+
25.92 J/mol·K  
99+
Thermal Conductivity
200.00 W/m·K  
6
0.00 W/m·K  
99+
Critical Temperature
1,551.00 K  
39
1,323.00 K  
99+
Thermal Expansion
11.30 µm/(m·K)  
99+
21.20 µm/(m·K)  
23
Enthalpy
  
  
Enthalpy of Vaporization
294.70 kJ/mol  
99+
126.00 kJ/mol  
99+
Enthalpy of Fusion
11.72 kJ/mol  
36
-  
Enthalpy of Atomization
326.40 kJ/mol  
40
-  
Standard Molar Entropy
9.50 J/mol.K  
99+
57.20 J/mol.K  
29
Summary >>
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