115
Mc
288
Moscovium
Unknown
Group 15
Period 7
Block p
Moscovium is a chemical element of the periodic table with chemical symbol Mc and atomic number 115 with an atomic weight of 288 u and is classed as unknown and is part of group 15 (nitrogen group). Moscovium is solid at room temperature.
Moscovium in the periodic table
| Symbol | Mc |
| Atomic number | 115 |
| Group | 15 (Nitrogen group) |
| Period | 7 |
| Block | p |
| Classification | Unknown |
| Appearance | - |
| Color | - |
| Number of protons | 115 p+ |
| Number of neutrons | 173 n0 |
| Number of electrons | 115 e- |
From Wikipedia, the free encyclopediaMoscovium is the name of a synthetic superheavy element in the periodic table that has the symbol Mc and has the atomic number 115. It is an extremely radioactive element; its most stable known isotope, moscovium-289, has a half-life of only 220 milliseconds. It is also known as eka-bismuth or simply element 115.
Physical properties
| Phase at STP | Solid |
| Density | 13.5 g/cm3 |
| Atomic weight | 288 u |
Thermal properties
| Melting point | 670 K 396.85 °C 746.33 °F |
| Boiling point | 1400 K 1126.85 °C 2060.33 °F |
| Heat of vaporization | - |
Atomic properties
| Electronegativity (Pauling Scale) | - |
| Electron affinity | 35.3 kJ/mol |
| Oxidation states | (+1), (+3) (predicted) |
| Ionization energies |
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Electron configuration for moscovium
Electron configuration Shorthand configuration | [Rn] 5f14 6d10 7s2 7p3 | ||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||
| Full configuration | 1s2 2s2 2p6 3s2 3p6 3d10 4s2 4p6 4d10 4f14 5s2 5p6 5d10 5f14 6s2 6p6 6d10 7s2 7p3 | ||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||
Electron configuration chart |
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| Electrons per shell | 2, 8, 18, 32, 32, 18, 5 | ||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||
| Valence electrons | 5 | ||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||
| Valency electrons | |||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||
| Bohr model | Figure: Shell diagram of Moscovium (Mc) atom. | ||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||
Orbital Diagram
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The history of Moscovium
| Discovery | Joint Institute for Nuclear Research, Lawrence Livermore National Laboratory (2003) |
| Named by | JINR, LLNL, ORNL, Vanderbilt University |
Discovery of moscovium Moscovium was first synthesized in 2003 by a joint team of Russian and American scientists at the Joint Institute for Nuclear Research (JINR) in Dubna, Russia. In December 2015, it was recognized as one of four new elements by the Joint Working Party of international scientific bodies IUPAC and IUPAP. On 28 November 2016, it was officially named after the Moscow Oblast, in which the JINR is situated. | |
| Original word | Moscow |
| Language of origin | English |
| Name source | Place |
| Meaning | “Moscow” |
| Country | Russia |
Naming The element is named after Moscow Oblast, the Russian region where JINR in Dubna is located. | |
Identifiers
List of unique identifiers for Moscovium in various chemical registry databases| CAS Number | 54085-64-2 |
| ChemSpider ID | - |
| EC number | - |
| PubChem CID Number | - |