Darmstadtyo

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Darmstadtium
110Ds
Pt

Ds

(Uhb)
meitneriumdarmstadtiumroentgenium
Appearance
unknown
General properties
Name, simbolo, kaiphan darmstadtium, Ds, 110
Pronunciation Plantilya:IPAc-en
Plantilya:Respell[1]
Element category unknown
but probably a transition metal
Group, period, block 107, d
Standard atomic weight [281]
Electron configuration [Rn] 5f14 6d8 7s2
(predicted)[2]
2, 8, 18, 32, 32, 16, 2
(predicted)[2]
Electron shells of darmstadtium (2, 8, 18, 32, 32, 16, 2(predicted)[2])
History
Discovery Gesellschaft für Schwerionenforschung (1994)
Physical properties
Phase magahi (predicted)[3]
Density (near r.t.) 34.8 (predicted)[2] g·cm−3
Atomic properties
Oxidation states 8, 6, 4, 2, 0 (predicted)[2]
Ionization energies
(more)
1st: 955.2 (estimated)[2] kJ·mol−1
2nd: 1891.1 (estimated)[2] kJ·mol−1
3rd: 3029.6 (estimated)[2] kJ·mol−1
Atomic radius 118 (estimated)[2] pm
Covalent radius 128 (estimated)[4] pm
Miscellanea
CAS registry number 54083-77-1
Most stable isotopes
Main article: Isotopes of darmstadtium
iso NA half-life DM DE (MeV) DP
281Ds syn 11 s 94% SF
6% α 8.67 277Hs
281mDs ? syn 3.7 min α 8.77 277mHs ?
279Ds syn 0.20 s 10% α 9.70 275Hs
90% SF
only isotopes with half-lives over 0.1 seconds are included here
t  h  u
· r

Ang darmstadtyo (Iningles darmstadtium) mao ang elementong kimiko sa talaang peryodiko nga may simbolo nga Ds ug kaiphan nga atomik 110. Ang darmstadtyo mao ang kapos sa datos.

Ang mga gi basihan niini[usba | edit source]

  1. Darmstadtium. Periodic Table of Videos. The University of Nottingham. Retrieved on 19 October 2012.
  2. 2.0 2.1 2.2 2.3 2.4 2.5 2.6 2.7 Hoffman, Darleane C.; Lee, Diana M.; Pershina, Valeria (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. Östlin, A.; Vitos, L. (2011). "First-principles calculation of the structural stability of 6d transition metals". Physical Review B 84 (11). doi:10.1103/PhysRevB.84.113104. Bibcode2011PhRvB..84k3104O. 
  4. Chemical Data. Darmstadtium - Ds, Royal Chemical Society


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