 |
| General |
| Name | Mercury |
| Symbol | Hg |
| Number | 80 |
| Group Number | 12 |
| Group | Transition metals |
| Block | d |
| Density | 13.546 g/cm3 |
| Atomic Weight | 200.59 g/mol |
| Atomic Volume | 14.82 cm3/mol |
| Discover | Nil |
|
| States |
| State | Liquid |
| Melting Point | 234.32 K |
| Boiling Point | 629.88 K |
| Triple Point | Nil |
| Critical Point | 1750 K |
| Heat of Fusion | 2.29 kJ/mol |
| Heat of Vaporization | 59.11 kJ/mol |
|
| Energies |
| First Ionization Energy | 1007 kJ/mole |
| Second Ionization Energy | 1810 kJ/mole |
| Third Ionization Energy | 3300 kJ/mole |
| Electronegativity | 2 |
| Electron Affinity | Nil |
| Specific Heat | 0.139 J/gK |
| Heat Atomization | 61 kJ/mole atoms |
|
| Oxidation and Electrons |
| Shells | 2,8,18,32,18,2 |
| Electron Configuration | [Xe] 4f14 5d10 6s2 |
| Minimum Oxidation Number | 0 |
| Maximum Oxidation Number | 2 |
| Minimum Common Oxidation Number | 0 |
| Maximum Common Oxidation Number | 2 |
|
| Appearance and Characteristics |
| Crystal Structure | rhombohedral |
| Characteristics | liquid at r.t., volatile |
| Color | silvery-white |
| Uses | amalgams, Cl2, NaOH prod. |
| Hardness | Nil |
| Toxicity | Yes |
|
| Reactions |
| Reaction with Air | none, w/ht (350C) =>HgO |
| Reaction with 6M HCl | None |
| Reaction with 15M HNO3 | mild, =>NOx, Hg(NO3)2 |
| Reaction with 6M NaOH | None |
|
| Other Forms |
| Number of Isotopes | 7 |
| Hydride | None |
| Oxide | HgO |
| Chloride | Hg2Cl2 HgCl2 |
|
| Radius |
| Atomic Radius | 151 pm |
| Ionic Radius (1+ ion) | 133 pm |
| Ionic Radius (1- ion) | Nil |
| Ionic Radius (2+ ion) | 116 pm |
| Ionic Radius (2- ion) | Nil |
| Ionic Radius (3+ ion) | Nil |
|
| Conductivity |
| Thermal Conductivity | 8.3 J/m-sec-deg |
| Electrical Conductivity | 10.163 1/mohm-cm |
| Polarizability | 5.4 A3 |
|
| Abundance |
| Source | Cinnabar (sulfide) |
| Relation Abundance Solar System | -0.469 log |
| Abundance Earth's Crust | -1.1 log |
|
