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Template:Infobox flerovium

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Flerovium, 114Fl
Flerovium
Pronunciation
Mass number[289] (unconfirmed: 290)
Flerovium in the periodic table
Hydrogen Helium
Lithium Beryllium Boron Carbon Nitrogen Oxygen Fluorine Neon
Sodium Magnesium Aluminium Silicon Phosphorus Sulfur Chlorine Argon
Potassium Calcium Scandium Titanium Vanadium Chromium Manganese Iron Cobalt Nickel Copper Zinc Gallium Germanium Arsenic Selenium Bromine Krypton
Rubidium Strontium Yttrium Zirconium Niobium Molybdenum Technetium Ruthenium Rhodium Palladium Silver Cadmium Indium Tin Antimony Tellurium Iodine Xenon
Caesium Barium Lanthanum Cerium Praseodymium Neodymium Promethium Samarium Europium Gadolinium Terbium Dysprosium Holmium Erbium Thulium Ytterbium Lutetium Hafnium Tantalum Tungsten Rhenium Osmium Iridium Platinum Gold Mercury (element) Thallium Lead Bismuth Polonium Astatine Radon
Francium Radium Actinium Thorium Protactinium Uranium Neptunium Plutonium Americium Curium Berkelium Californium Einsteinium Fermium Mendelevium Nobelium Lawrencium Rutherfordium Dubnium Seaborgium Bohrium Hassium Meitnerium Darmstadtium Roentgenium Copernicium Nihonium Flerovium Moscovium Livermorium Tennessine Oganesson
Pb
↑
Fl
↓
—
nihonium ← flerovium → moscovium
Atomic number (Z)114
Groupgroup 14 (carbon group)
Periodperiod 7
Block  p-block
Electron configuration[Rn] 5f14 6d10 7s2 7p2 (predicted)[3]
Electrons per shell2, 8, 18, 32, 32, 18, 4 (predicted)
Physical properties
Phase at STPliquid (predicted)[4]
Melting point284 ± 50 K ​(11 ± 50 °C, ​52 ± 90 °F) (predicted)[4]
Density (near r.t.)11.4 ± 0.3 g/cm3 (predicted)[4]
Heat of vaporization38 kJ/mol (predicted)[5]
Atomic properties
Oxidation statescommon: (none)
Ionization energies
  • 1st: 832.2 kJ/mol (predicted)[6]
  • 2nd: 1600 kJ/mol (predicted)[5]
  • 3rd: 3370 kJ/mol (predicted)[5]
  • (more)
Atomic radiusempirical: 180 pm (predicted)[3][5]
Covalent radius171–177 pm (extrapolated)[7]
Other properties
Natural occurrencesynthetic
CAS Number54085-16-4
History
Namingafter Joint Institute for Nuclear Research (itself named after Georgy Flyorov)[8]
DiscoveryJoint Institute for Nuclear Research (JINR) and Lawrence Livermore National Laboratory (LLNL) (1999)
Isotopes of flerovium
Main isotopes Decay
abun­dance half-life (t1/2) mode pro­duct
284Fl synth 2.5 ms[9][10] SF –
α 280Cn
285Fl synth 100 ms[11] α 281Cn
286Fl synth 105 ms[12] α55% 282Cn
SF45% –
287Fl synth 360 ms[12] α 283Cn
ε?[13] 287Nh
288Fl synth 653 ms α 284Cn
289Fl synth 2.1 s α 285Cn
290Fl synth 19 s?[14][15] EC 290Nh
α 286Cn
File:Symbol category class.svg Category: Flerovium
| references
child table, as reused in {IB-Fl}
Main isotopes of flerovium
Main isotopes Decay
abun­dance half-life (t1/2) mode pro­duct
284Fl synth 2.5 ms[9][10] SF –
α 280Cn
285Fl synth 100 ms[11] α 281Cn
286Fl synth 105 ms[12] α55% 282Cn
SF45% –
287Fl synth 360 ms[12] α 283Cn
ε?[13] 287Nh
288Fl synth 653 ms α 284Cn
289Fl synth 2.1 s α 285Cn
290Fl synth 19 s?[14][15] EC 290Nh
α 286Cn
Data sets read by {{Infobox element}}
Name and identifiers
Symbol etymology (11 non-trivial)
Top image (caption, alt) caption:

alt:
Pronunciation
Allotropes (overview)
Group (overview)
Period (overview)
Block (overview)
Natural occurrence
Phase at STP
Oxidation states
Spectral lines image
Electron configuration (cmt, ref)
Isotopes
Standard atomic weight
  most stable isotope
File:Notification-icon-Wikidata-logo.svg Wikidata
Wikidata *
* Not used in {{Infobox element}} (2023-01-01)
See also {{Index of data sets}} · Cat:data sets (0) · (this table:
)

References

These references will appear in the article, but this list appears only on this page.
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