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Hg Element
Mercury


Periodic Table
0
Symbol
Hg 0
Group Number
12 6
Period Number
6 2
Block
d block 0
Element Family
Transition Metal 0
CAS Number
7439976 81
Space Group Name
R_ 3m 0
Space Group Number
166.00 6
Facts
0
Interesting Facts
  • At room temperature mercury is found in a liquid state.
  • A coin of pound or rupees floats in mercury.
  • Because of its low melting point and boiling point it is used in thermometers.
0
Sources
Mining, Ores of Minerals 0
History
0
Who Discovered
Ancient Chinese and Indians 0
Discovery
Before 2000 BCE 0
Abundance
0
Abundance In Universe
Not Available 0
Abundance In Sun
~-9999 % 100
Abundance In Meteorites
Not Available 0
Abundance In Earth's Crust
0.05 % 9
Abundance In Oceans
Not Available 0
Abundance In Humans
Not Available 0
Uses
0
Uses & Benefits
  • It is a liquid metal at room temperature, but it is a toxic heavy metal and hence many uses of mercury are under review or phased out.
  • It is manly used as a catalysts in chemical industry.
0
Industrial Uses
Electrical Industry, Electronic Industry 0
Medical Uses
Dentistry 0
Other Uses
Alloys, Mirror Manufacturing, Pharmaceutical Industry 0
Biological Properties
0
Toxicity
Highly Toxic 0
Present in Human Body
Yes 0
In Blood
0.01 Blood/mg dm-3 23
In Bone
0.45 p.p.m. 19
Physical
0
Melting Point
Not Available 100
Boiling Point
356.58 °C 78
Appearance
0
Physical State
Liquid 0
Color
Silver 0
Luster
NA 0
Hardness
0
Mohs Hardness
Not Available 0
Brinell Hardness
Not Available 0
Vickers Hardness
Not Available 0
Speed of Sound
1,451.40 m/s 49
Optical Properties
0
Refractive Index
1.00 3
Reflectivity
73.00 % 8
Allotropes
No 0
α Allotropes
Not Available 0
β Allotropes
Not Available 0
γ Allotropes
Not Available 0
Chemical
0
Chemical Formula
Hg 0
Isotopes
0
Known Isotopes
34 5
Electronegativity
0
Pauling Electronegativity
2.00 7
Sanderson Electronegativity
2.20 7
Allred Rochow Electronegativity
1.44 17
Mulliken-Jaffe Electronegativity
1.81 9
Allen Electronegativity
1.44 30
Electropositivity
0
Pauling Electropositivity
2.00 46
Ionization Energies
0
1st Energy Level
1,007.10 kJ/mol 4
2nd Energy Level
1,810.00 kJ/mol 20
3rd Energy Level
3,300.00 kJ/mol 20
4th Energy Level
Not Available 0
5th Energy Level
Not Available 0
6th Energy Level
Not Available 0
7th Energy level
Not Available 0
8th Energy Level
Not Available 0
9th Energy Level
Not Available 0
10th Energy Level
Not Available 0
11th Energy Level
Not Available 0
12th Energy Level
Not Available 0
13th Energy Level
Not Available 0
14th Energy Level
Not Available 0
15th Energy Level
Not Available 0
16th Energy Level
Not Available 0
17th Energy Level
Not Available 0
18th Energy Level
Not Available 0
19th Energy Level
Not Available 0
20th Energy Level
Not Available 0
21st Energy Level
Not Available 0
22nd Energy Level
Not Available 0
23rd Energy Level
Not Available 0
24th Energy Level
Not Available 0
25th Energy Level
Not Available 0
26th Energy Level
Not Available 0
27th Energy Level
Not Available 0
28th Energy Level
Not Available 0
29th Energy Level
Not Available 0
30th Energy Level
Not Available 0
Electrochemical Equivalent
3.74 g/amp-hr 10
Electron Work Function
4.49 eV 15
Other Chemical Properties
Flammability, Ionization, Solubility 0
Atomic
0
Atomic Number
80 36
Electron Configuration
[Xe] 4f14 5d10 6s2 0
Crystal Structure
Rhombohedral (RHO) 0
Crystal Lattice
RHO-Crystal-Structure-of-Mercury.jpg#100 0
Atom
0
Number of Protons
80 36
Number of Neutrons
121 22
Number of Electrons
80 36
Radius of an Atom
0
Atomic Radius
151.00 pm 32
Covalent Radius
132.00 pm 48
Van der Waals Radius
155.00 pm 42
Atomic Weight
200.59 amu 32
Atomic Volume
14.82 cm3/mol 35
Adjacent Atomic Numbers
0
Previous Element
3 0
Next Element
46 0
Valence Electron Potential
28.20 (-eV) 54
Lattice Constant
300.50 pm 59
Lattice Angles
NA 0
Lattice C/A Ratio
Not Available 0
Mechanical
0
Density
0
Density At Room Temperature
13.53 g/cm3 24
Density When Liquid (at m.p.)
Not Available 0
Tensile Strength
Not Available 0
Viscosity
0.00 1
Vapor Pressure
0
Vapor Pressure at 1000 K
Not Available 0
Vapor Pressure at 2000 K
Not Available 0
Elasticity properties
0
Shear Modulus
Not Available 0
Bulk Modulus
Not Available 0
Young's Modulus
Not Available 0
Poisson Ratio
Not Available 0
Other Mechanical Properties
NA 0
Magnetic
0
Magnetic Characteristics
0
Specific Gravity
13.53 16
Magnetic Ordering
Diamagnetic 0
Permeability
Not Available 0
Susceptibility
Not Available 0
Electrical Properties
0
Electrical Property
Conductor 0
Resistivity
961.00 nΩ·m 1
Electrical Conductivity
0.01 106/cm Ω 57
Electron Affinity
0.00 kJ/mol 40
Thermal
0
Specific Heat
0.14 J/(kg K) 38
Molar Heat Capacity
27.98 J/mol·K 13
Thermal Conductivity
8.30 W/m·K 66
Critical Temperature
1,750.00 K 6
Thermal Expansion
60.40 µm/(m·K) 5
Enthalpy
0
Enthalpy of Vaporization
56.90 kJ/mol 59
Enthalpy of Fusion
2.29 kJ/mol 61
Enthalpy of Atomization
61.50 kJ/mol 62
Standard Molar Entropy
75.80 J/mol.K 6
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