Ununpentium

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Ununpentium
115Uup
Bi

Uup

(Uhe)
fleroviumununpentiumlivermorium
Appearance
unknown
General properties
Name, simbolo, kaiphan ununpentium, Uup, 115
Pronunciation Plantilya:IPAc-en
Plantilya:Respell
Element category unknown
Group, period, block 157, p
Standard atomic weight [288]
Electron configuration [Rn] 5f14 6d10 7s2 7p3
(predicted)[1]
2, 8, 18, 32, 32, 18, 5
(predicted)
Electron shells of ununpentium (2, 8, 18, 32, 32, 18, 5(predicted))
History
Discovery Joint Institute for Nuclear Research and Lawrence Livermore National Laboratory (2003)
Physical properties
Phase magahi (predicted)[1]
Density (near r.t.) 11 (predicted)[1] g·cm−3
Melting point ~700 K, ~430 °C, ~810 (predicted)[1] °F
Boiling point ~1400 K, ~1100 °C, ~2000 (predicted)[1] °F
Atomic properties
Oxidation states 1, 3 (prediction)[1]
Ionization energies 1st: 538.4 (prediction)[1] kJ·mol−1
Atomic radius 200 (predicted)[1] pm
Covalent radius 162 (estimated)[2] pm
Miscellanea
CAS registry number 54085-64-2
Most stable isotopes
Main article: Isotopes of ununpentium
iso NA half-life DM DE (MeV) DP
290Uup syn 16 ms α 9.95 286Uut
289Uup syn 169 ms α 10.31 285Uut
288Uup syn 173 ms α 10.46 284Uut
287Uup syn 32 ms α 10.59 283Uut
t  h  u
· r


Ang ununpentium mao ang elementong kimiko sa talaang peryodiko nga may simbolo nga Uup ug kaiphan nga atomik 115. Ang ununpentium mao ang kapos sa datos.

Ang mga gi basihan niini[usba | edit source]

  1. 1.0 1.1 1.2 1.3 1.4 1.5 1.6 1.7 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. 
  2. Chemical Data. Ununpentium - Uup, Royal Chemical Society


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