Flerovyum

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Flerovium
114Fl
Pb

Fl

(Uqn)
ununtriumfleroviumununpentium
Appearance
unknown
General properties
Name, simbolo, kaiphan flerovium, Fl, 114
Pronunciation Plantilya:IPAc-en
Plantilya:Respell[1]
Element category unknown
Group, period, block 147, p
Standard atomic weight [289]
Electron configuration [Rn] 5f14 6d10 7s2 7p2
(predicted)[2]
2, 8, 18, 32, 32, 18, 4
(predicted)
Electron shells of flerovium (2, 8, 18, 32, 32, 18, 4(predicted))
History
Discovery Joint Institute for Nuclear Research and Lawrence Livermore National Laboratory (1999)
Physical properties
Phase magahi (predicted)[3]
Density (near r.t.) 22 (predicted)[2] g·cm−3
Melting point 340 K, 70 °C, 160 (predicted)[2][3] °F
Boiling point 420 K, 150 °C, 300 (predicted)[2][3] °F
Atomic properties
Oxidation states 2, 4 (prediction)[2]
Ionization energies 1st: 823.9 (prediction)[2] kJ·mol−1
2nd: 1621.0 (prediction)[3] kJ·mol−1
Atomic radius 160 (estimated)[2] pm
Covalent radius 143 (estimated)[4] pm
Miscellanea
CAS registry number 54085-16-4
Most stable isotopes
Main article: Isotopes of flerovium
iso NA half-life DM DE (MeV) DP
289Fl syn 2.6 s α 9.82,9.48 285Cn
289mFl ? syn 1.1 min α 9.67 285mCn ?
288Fl syn 0.8 s α 9.94 284Cn
287Fl syn 0.48 s α 10.02 283Cn
287mFl ?? syn 5.5 s α 10.29 283mCn ??
286Fl syn 0.13 s 40% α 10.19 282Cn
60% SF
285Fl syn 125 ms α 281Cn
t  h  u
· r

Ang flerovyum (Iningles flerovium) mao ang elementong kimiko sa talaang peryodiko nga may simbolo nga Fl ug kaiphan nga atomik 114. Ang flerovyum mao ang kapos sa datos.

Ang mga gi basihan niini[usba | edit source]

  1. Flerovium and Livermorium. Periodic Table of Videos. The University of Nottingham. Retrieved on 4 June 2012.
  2. 2.0 2.1 2.2 2.3 2.4 2.5 2.6 Haire, Richard G. (2006). "Transactinides and the future elements". in Morss; Edelstein, Norman M.; Fuger, Jean. The Chemistry of the Actinide and Transactinide Elements (3rd ed.). Dordrecht, The Netherlands: Springer Science+Business Media. ISBN 1-4020-3555-1. 
  3. 3.0 3.1 3.2 3.3 Seaborg (ca. 2006). transuranium element (chemical element). Encyclopædia Britannica. Retrieved on 2010-03-16.
  4. Chemical Data. Flerovium - Fl, Royal Chemical Society