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Properties of Osmium and Mercury

Osmium
Mercury
Properties of Mercury & Osmium


Physical Properties
Melting Point
3,045.00 °C   
3
Not Available   
Boiling Point
5,027.00 °C   
6
356.58 °C   
99+
Hardness
  
  
Mohs Hardness
7.00   
3
Not Available   
Brinell Hardness
3,490.00 MPa   
1
Not Available   
Vickers Hardness
Not Available   
Not Available   
Optical Properties
  
  
Refractive Index
Not Available   
1.00   
3
Reflectivity
Not Available   
73.00 %   
8
Speed of Sound
4,940.00 m/s   
11
1,451.40 m/s   
99+
Allotropes
No   
No   
α Allotropes
Not Available   
Not Available   
β Allotropes
Not Available   
Not Available   
γ Allotropes
Not Available   
Not Available   
Chemical Properties
Chemical Formula
Os   
Hg   
Isotopes
  
  
Known Isotopes
35   
4
34   
5
Electronegativity
  
  
Pauling Electronegativity
2.20   
4
2.00   
7
Sanderson Electronegativity
Not Available   
2.20   
7
Allred Rochow Electronegativity
1.52   
12
1.44   
17
Mulliken-Jaffe Electronegativity
Not Available   
1.81   
9
Allen Electronegativity
1.65   
19
1.44   
30
Electropositivity
  
  
Pauling Electropositivity
1.80   
99+
2.00   
99+
Ionization Energies
  
  
1st Energy Level
840.00 kJ/mol   
12
1,007.10 kJ/mol   
4
2nd Energy Level
1,309.80 kJ/mol   
99+
1,810.00 kJ/mol   
20
3rd Energy Level
1,600.00 kJ/mol   
99+
3,300.00 kJ/mol   
20
Electrochemical Equivalent
1.77 g/amp-hr   
38
3.74 g/amp-hr   
10
Electron Work Function
4.83 eV   
8
4.49 eV   
15
Other Chemical Properties
?
Stable metals are non radioactive metals and have zero valence electrons in the outer shell.Chemical Stability, 
?
Ionization is the process by which an atom or a molecule acquires a negative or positive charge by gaining or losing electrons to form ions, often in conjunction with other chemical changes.Ionization, 
?
Solubility is a chemical property referring to the ability for a given substance, the solute, to dissolve in a solvent.Solubility   
?
Flammable metals have ability to burn or ignite, causing fire or combustion.Flammability, 
?
Ionization is the process by which an atom or a molecule acquires a negative or positive charge by gaining or losing electrons to form ions, often in conjunction with other chemical changes.Ionization, 
?
Solubility is a chemical property referring to the ability for a given substance, the solute, to dissolve in a solvent.Solubility   
Mechanical Properties
Density
  
  
Density At Room Temperature
22.59 g/cm3   
9
13.53 g/cm3   
24
Density When Liquid (at m.p.)
20.00 g/cm3   
1
Not Available   
Vapor Pressure
  
  
Vapor Pressure at 1000 K
Not Available   
Not Available   
Vapor Pressure at 2000 K
0.00 (Pa)   
28
Not Available   
Tensile Strength
1,000.00 MPa   
4
Not Available   
Viscosity
Not Available   
0.00   
1
Elasticity properties
  
  
Shear Modulus
222.00 GPa   
1
Not Available   
Bulk Modulus
462.00 GPa   
1
Not Available   
Young's Modulus
Not Available   
Not Available   
Poisson Ratio
0.25   
24
Not Available   
Other Mechanical Properties
?
Ductility of metals defines their ability to deform under tensile stress; this is often characterized by the metals ability to be stretched into a wire.Ductile   
NA   
Periodic Table
Symbol
Os   
Hg   
Group Number
8   
10
12   
6
Period Number
6   
6   
Block
?
The d-block is on the middle of the periodic table and includes elements from columns 3 through 12. These elements are also known as the transition metals because they show a transitivity in their properties i.e. they show a trend in their properties.d block   
?
The d-block is on the middle of the periodic table and includes elements from columns 3 through 12. These elements are also known as the transition metals because they show a transitivity in their properties i.e. they show a trend in their properties.d block   
Element Family
?
What is Transition Metal? All transition metals are placed under the d-block from group number 3 to 12. Transition metals show characteristics like malleability, ductility and are good conductor of electricity.Transition Metal   
?
What is Transition Metal? All transition metals are placed under the d-block from group number 3 to 12. Transition metals show characteristics like malleability, ductility and are good conductor of electricity.Transition Metal   
Atomic Properties
Atomic Number
76   
40
80   
36
Atomic Weight
190.23 amu   
35
200.59 amu   
32
Atomic Volume
8.49 cm3/mol   
99+
14.82 cm3/mol   
35
Electron Configuration
[Xe] 4f14 5d6 6s2   
[Xe] 4f14 5d10 6s2   
Valence Electron Potential
91.40 (-eV)   
12
28.20 (-eV)   
99+
Atom
  
  
Number of Protons
76   
39
80   
36
Number of Neutrons
114   
25
121   
22
Number of Electrons
76   
39
80   
36
Crystal Structure
?
The hexagonal crystal system consists of the 7 point groups such that all their space groups have the hexagonal lattice as underlying lattice. The hexagonal crystal family consists of the 12 point groups such that at least one of their space groups has theHexagonal Close Packed (HCP)   
?
Rhombohedral crystal lattice structure comes under trigonal crystal structure. The Rhombohedral crystal structure is a term associated trigonal crystal structure with the rhombohedral lattice.Rhombohedral (RHO)   
Crystal Lattice
BCC-Crystal-Structure-.jpg#100   
RHO-Crystal-Structure-of-Mercury.jpg#100   
Radius of an Atom
  
  
Atomic Radius
133.80 pm   
99+
151.00 pm   
32
Covalent Radius
Not Available   
132.00 pm   
99+
Van der Waals Radius
216.00 pm   
24
155.00 pm   
99+
Lattice Constant
273.44 pm   
99+
300.50 pm   
99+
Lattice Angles
π/2, π/2, 2 π/3   
NA   
Lattice C/A Ratio
1.58   
14
Not Available   
Adjacent Atomic Numbers
  
  
Next Element
Iridium
  
Thallium
  
Previous Element
Rhenium
  
Gold
  
Magnetic Properties
Electrical Properties
  
  
Resistivity
81.20 nΩ·m   
35
961.00 nΩ·m   
1
Electrical Conductivity
0.11 106/cm Ω   
18
0.01 106/cm Ω   
99+
Electron Affinity
106.10 kJ/mol   
9
0.00 kJ/mol   
40
Electrical Property
?
Conductor metals have very low resistance to electric currents. They can easily conduct electric current through them.Conductor   
?
Conductor metals have very low resistance to electric currents. They can easily conduct electric current through them.Conductor   
Magnetic Characteristics
  
  
Specific Gravity
22.57   
2
13.53   
16
Magnetic Ordering
?
Paramagnetic metals are slightly attracted by magnet, but they can’t retain the magnetic effect once they are removed from the magnetic field.Paramagnetic   
?
Diamagnetic metals produce a magnetic field opposite to the applied magnetic field. Thus, they are repelled by magnets and show magnetic nature.Diamagnetic   
Permeability
Not Available   
Not Available   
Susceptibility
Not Available   
Not Available   
Thermal Properties
Specific Heat
0.13 J/(kg K)   
39
0.14 J/(kg K)   
38
Thermal Conductivity
87.60 W/m·K   
19
8.30 W/m·K   
99+
Critical Temperature
Not Available   
1,750.00 K   
6
Molar Heat Capacity
24.70 J/mol·K   
99+
27.98 J/mol·K   
13
Thermal Expansion
5.10 µm/(m·K)   
99+
60.40 µm/(m·K)   
5
Standard Molar Entropy
32.60 J/mol.K   
99+
75.80 J/mol.K   
6
Enthalpy
  
  
Enthalpy of Vaporization
627.60 kJ/mol   
7
56.90 kJ/mol   
99+
Enthalpy of Fusion
29.30 kJ/mol   
4
2.29 kJ/mol   
99+
Enthalpy of Atomization
669.00 kJ/mol   
6
61.50 kJ/mol   
99+
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