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Hs Element
Hassium


Periodic Table
Symbol
Hs
Group Number
8 10
Period Number
7 1
Block
d block
Element Family
Transition Metal
CAS Number
54037579 11
Space Group Name
-
Space Group Number
166.00 9
Facts
Interesting Facts
  • Hassium metals rate of decay is very high.
  • Hassium metals 1st sample was synthesized through a nuclear reaction.
Sources
Synthetically Produced
History
Who Discovered
Gesellschaft für Schwerionenforschung
Discovery
In 1984
Abundance
Abundance In Universe
0.00 % 40
Abundance In Sun
-
Abundance In Meteorites
0.00 % 54
Abundance In Earth's Crust
-
Abundance In Oceans
-
Abundance In Humans
-
Uses
Uses & Benefits
  • Currently known uses of Hassium metal are limited to research purpose only.
Industrial Uses
-
Medical Uses
-
Other Uses
Research Purposes
Biological Properties
Toxicity
-
Present in Human Body
No
In Blood
0.00 Blood/mg dm-3 40
In Bone
0.00 p.p.m. 41
Physical
Melting Point
-
Boiling Point
0.00 °C 82
Appearance
Physical State
Solid
Color
Silver
Luster
-
Hardness
Mohs Hardness
4.50 10
Brinell Hardness
230.00 MPa 48
Vickers Hardness
2,450.00 MPa 5
Speed of Sound
2,760.00 m/s 43
Optical Properties
Refractive Index
1.30 43
Reflectivity
69.00 % 14
Allotropes
No
α Allotropes
-
β Allotropes
-
γ Allotropes
-
Chemical
Chemical Formula
Hs
Isotopes
Known Isotopes
7 31
Electronegativity
Pauling Electronegativity
2.20 5
Sanderson Electronegativity
1.30 25
Allred Rochow Electronegativity
1.30 25
Mulliken-Jaffe Electronegativity
1.30 33
Allen Electronegativity
1.30 40
Electropositivity
Pauling Electropositivity
2.00 47
Ionization Energies
1st Energy Level
733.30 kJ/mol 26
2nd Energy Level
1,756.00 kJ/mol 25
3rd Energy Level
2,827.00 kJ/mol 37
4th Energy Level
3,637.50 kJ/mol 61
5th Energy Level
4,940.00 kJ/mol 76
6th Energy Level
6,175.10 kJ/mol 55
7th Energy level
7,535.50 kJ/mol 32
8th Energy Level
8,857.40 kJ/mol 21
9th Energy Level
5,400.00 kJ/mol 67
10th Energy Level
6,100.00 kJ/mol 47
11th Energy Level
6,100.00 kJ/mol 52
12th Energy Level
3,500.00 kJ/mol 86
13th Energy Level
4,200.00 kJ/mol 78
14th Energy Level
1,124.00 kJ/mol 69
15th Energy Level
68,200.00 kJ/mol 31
16th Energy Level
32,800.00 kJ/mol 71
17th Energy Level
1,089.00 kJ/mol 22
18th Energy Level
3,300.00 kJ/mol 83
19th Energy Level
1,086.50 kJ/mol 19
20th Energy Level
880.00 kJ/mol 14
21st Energy Level
1,086.00 kJ/mol 30
22nd Energy Level
350.00 kJ/mol 81
23rd Energy Level
1,120.00 kJ/mol 34
24th Energy Level
540.90 kJ/mol 70
25th Energy Level
610.00 kJ/mol 42
26th Energy Level
587.40 kJ/mol 55
27th Energy Level
880.00 kJ/mol 5
28th Energy Level
840.00 kJ/mol 14
29th Energy Level
867.80 kJ/mol 11
30th Energy Level
0.00 kJ/mol 84
Electrochemical Equivalent
3.00 g/amp-hr 21
Electron Work Function
4.90 eV 12
Other Chemical Properties
Ionization, Radioactive Isotopes, Radioactivity
Atomic
Atomic Number
108 10
Electron Configuration
[Rn] 5f14 6d6 7s2
Crystal Structure
Hexagonal Close Packed (HCP)
Crystal Lattice
BCC-Crystal-Structure-.jpg#100
Atom
Number of Protons
108 10
Number of Neutrons
158 7
Number of Electrons
108 10
Radius of an Atom
Atomic Radius
126.00 pm 50
Covalent Radius
134.00 pm 49
Van der Waals Radius
0.00 pm 53
Atomic Weight
269.00 amu 9
Atomic Volume
22.70 cm3/mol 18
Adjacent Atomic Numbers
Previous Element
69
Next Element
89
Valence Electron Potential
0.00 (-eV) 78
Lattice Constant
-
Lattice Angles
-
Lattice C/A Ratio
1.31 54
Mechanical
Density
Density At Room Temperature
40.70 g/cm3 1
Density When Liquid (at m.p.)
41.00 g/cm3 1
Tensile Strength
80.00 MPa 29
Viscosity
0.00 27
Vapor Pressure
Vapor Pressure at 1000 K
0.00 (Pa) 37
Vapor Pressure at 2000 K
0.00 (Pa) 30
Elasticity properties
Shear Modulus
40.00 GPa 19
Bulk Modulus
40.00 GPa 38
Young's Modulus
40.00 GPa 45
Poisson Ratio
0.34 10
Other Mechanical Properties
-
Magnetic
Magnetic Characteristics
Specific Gravity
41.00 2
Magnetic Ordering
-
Permeability
0.00 H/m 8
Susceptibility
0.00 25
Electrical Properties
Electrical Property
-
Resistivity
41.00 nΩ·m 47
Electrical Conductivity
0.00 106/cm Ω 71
Electron Affinity
63.20 kJ/mol 19
Thermal
Specific Heat
0.13 J/(kg K) 41
Molar Heat Capacity
25.92 J/mol·K 43
Thermal Conductivity
0.00 W/m·K 80
Critical Temperature
1,323.00 K 47
Thermal Expansion
21.20 µm/(m·K) 23
Enthalpy
Enthalpy of Vaporization
126.00 kJ/mol 75
Enthalpy of Fusion
-
Enthalpy of Atomization
-
Standard Molar Entropy
57.20 J/mol.K 29
Summary >>
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