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General
States Energies Oxidation & Electrons Appearance & Characteristics Reactions Compounds Radius Conductivity Abundance & Isotopes |
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Copernicium is radioactive. |
General:
| Name: Copernicium | Symbol: Cn |
| Type: Transition Metal | Atomic weight: 285 |
| Density @ 293 K: g/cm3 | Atomic volume: cm3/mol |
| Discovered: Copernicium was first made by research scientists at the Heavy Ion Research Laboratory in Darmstadt, Germany in 1996. Scientists bombarded lead nuclei with zinc nuclei in a heavy ion accelerator. The element is named after astronomer and mathematician Nicolaus Copernicus. | |
States
| State (s, l, g): solid | |
| Melting point: K ( oC) | Boiling point: K ( oC) |
Energies
| Specific heat capacity: J g-1 K-1 | Heat of atomization: kJ mol-1 |
| Heat of fusion: kJ mol-1 | Heat of vaporization : kJ mol-1 |
| 1st ionization energy: kJ mol-1 | 2nd ionization energy: kJ mol-1 |
| 3rd ionization energy: kJ mol-1 | Electron affinity: kJ mol-1 |
Oxidation & Electrons
| Shells: 2,8,18,32,32,18,2 | Electron configuration: [Rn] 5f14 6d10 7s2 |
| Minimum oxidation number: | Maximum oxidation number: |
| Min. common oxidation no.: | Max. common oxidation no.: |
| Electronegativity (Pauling Scale): | Polarizability volume: Å3 |
Appearance & Characteristics
| Structure: | Color: |
| Harmful effects: Copernicium is harmful due to its radioactivity. | Hardness: mohs |
| Characteristics: Copernicium is a synthetic radioactive metal and has only been produced in minute amounts. | |
| Uses: Copernicium is of research interest only. | |
Reactions
| Reaction with air: | Reaction with 6 M HCl: |
| Reaction with 15 M HNO3: | Reaction with 6 M NaOH: |
Compounds
| Oxide(s): | Chloride(s): |
| Hydride(s): |
Radius
| Atomic radius: pm | Ionic radius (1+ ion): pm |
| Ionic radius (2+ ion): pm | Ionic radius (3+ ion): pm |
| Ionic radius (2- ion): pm | Ionic radius (1- ion): pm |
Conductivity
| Thermal conductivity: W m-1 K-1 | Electrical conductivity: x 106 S cm-1 |
Abundance & Isotopes
| Abundance earth's crust: nil | |
| Abundance solar system: parts per billion by weight, part per billion by moles | |
| Cost, pure: $ per 100g | |
| Cost, bulk: $ per 100g | |
| Source: Copernicium is a synthetic radioactive metal, created via nuclear bombardment, and has only been produced in minute amounts. Copernicium is produced by bombarding 208Pb with 70Zn in a heavy ion accelerator. | |
| Isotopes: Copernicium has one isotope whose half-live is known, 277Cn, with a half-life of 0.24 milliseconds. | |
