 |
| General |
| Name | Silver |
| Symbol | Ag |
| Number | 47 |
| Group Number | 11 |
| Group | Transition metals |
| Block | d |
| Density | 10.5 g/cm3 |
| Atomic Weight | 107.868 g/mol |
| Atomic Volume | 10.3 cm3/mol |
| Discover | Nil |
|
| States |
| State | Solid |
| Melting Point | 1234.93 K |
| Boiling Point | 2435 K |
| Triple Point | Nil |
| Critical Point | Nil |
| Heat of Fusion | 11.28 kJ/mol |
| Heat of Vaporization | 250.58 kJ/mol |
|
| Energies |
| First Ionization Energy | 731 kJ/mole |
| Second Ionization Energy | 2073.5 kJ/mole |
| Third Ionization Energy | 3360.6 kJ/mole |
| Electronegativity | 1.93 |
| Electron Affinity | 125.6 kJ/mole |
| Specific Heat | 0.235 J/gK |
| Heat Atomization | 284 kJ/mole atoms |
|
| Oxidation and Electrons |
| Shells | 2,8,18,18,1 |
| Electron Configuration | [Kr] 4d10 5s1 |
| Minimum Oxidation Number | 0 |
| Maximum Oxidation Number | 3 |
| Minimum Common Oxidation Number | 0 |
| Maximum Common Oxidation Number | 3 |
|
| Appearance and Characteristics |
| Crystal Structure | face-centered cubic |
| Characteristics | soft, ductile, tarnishes |
| Color | silvery |
| Uses | film(AgBr),coins,jewelry |
| Hardness | 3.25 mohs |
| Toxicity | None |
|
| Reactions |
| Reaction with Air | mild, =>Ag2O |
| Reaction with 6M HCl | None |
| Reaction with 15M HNO3 | mild, =>AgNO3 |
| Reaction with 6M NaOH | None |
|
| Other Forms |
| Number of Isotopes | 2 |
| Hydride | None |
| Oxide | Ag2O |
| Chloride | AgCl |
|
| Radius |
| Atomic Radius | 144 pm |
| Ionic Radius (1+ ion) | 129 pm |
| Ionic Radius (1- ion) | Nil |
| Ionic Radius (2+ ion) | 108 pm |
| Ionic Radius (2- ion) | Nil |
| Ionic Radius (3+ ion) | 89 pm |
|
| Conductivity |
| Thermal Conductivity | 429 J/m-sec-deg |
| Electrical Conductivity | 630.5 1/mohm-cm |
| Polarizability | 7.9 A3 |
|
| Abundance |
| Source | Argentite (sulfide) |
| Relation Abundance Solar System | -0.313 log |
| Abundance Earth's Crust | -1.2 log |
|
