| Atomic Number: | 80 |
| Element Symbol: | Hg |
| Element Name: | Mercury |
| Atomic Weight: | 200.59 |
| Group Number: | 12 |
| Group Name: | none |
| Period Number: | 6 |
| Block: | d-block |
| Ground State Configuration: | [Xe] 4f14 5d10 6s2 |
| Ground State Level: | 1S0 |
| Standard State: | Liquid |
| Bond Length: | 300.5 |
| Atomic Radius Empirical: | 150 |
| Atomic Radius Calculated: | 171 |
| Covalent Radius Empirical: | 149 |
| Vander Waals Radius: | 155 |
| First Ionization Energy: | 1007.1 |
| Pauling Electronegativity: | 2.00 |
| Sanderson Electronegativity: | 2.20 |
| Allred Rochow Electronegativity: | 1.44 |
| Mulliken Jaffe Electronegativity: | 1.81 |
| Molar Volume: | 14.09 |
| Velocity Of Sound: | 1407 |
| Bulk Modulus: | 25 |
| Mineral Hardness: | 1.5 |
| Electrical Resistivity: | 96 |
| Reflectivity: | 73 |
| Refractive Index: | 1.000933 |
| Melting Point: | -38.83 |
| Boiling Point: | 356.73 |
| Critical Temperature: | 1477 |
| Superconduction Temperature: | -269.2 |
| Thermal Conductivity: | 8.3 |
| Enthalpy Of Fusion: | 2.29 |
| Enthalpy Of Vaporization: | 59.2 |
| Enthalpy Of Atmization: | 64 |
| Most Common Oxidation Numbers: | 2,1 |
| Color: | Silvery white |
| Classification: | Metallic |
| Discovered By: | Known since ancient times |
| Discovered At: | not known |
| Origin Of Name: | Named after the planet Mercury (the origin of the symbol Hg is the Latin word hydrargyrum meaning liquid silver) |
Calculate the molecular weight of Mercury or molecular weight Hg.
Also see the full list of chemical elements and atomic weights.