Bohrio
|
|
Información cheneral
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Nombre, simbolo, numero
|
Bohrio, Bh, 107
|
Serie quimica | Metal de transición |
Grupo, periodo, bloque
|
7, 7, d
|
Color | desconoixita
|
Peso atomico |
[270] g·mol−1
|
Configuración electronica |
[Rn] 5f14 6d5 7s2 (calc.)[1]
|
Electrons por capa |
2, 8, 18, 32, 32, 13, 2 (predicción)
|
Propiedaz atomicas
|
Estaus d'oxidación | 7 |
Enerchías d'ionización
|
1ª: 740 (extrap.)[1] kJ·mol−1
|
2ª: 1690 (extrap.)[1] kJ·mol−1
|
3ª: 2570 (extrap.)[1] kJ·mol−1
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Atra información
|
Numero CAS | 54037-14-8 |
Isotopos mas estables
|
iso
|
AN
|
Vida
|
MD
|
ED (MeV)
|
PD
|
274Bh
|
sin
|
~54 s[2]
|
α
|
8.8
|
270Db
|
272Bh
|
sin
|
9.8 s
|
α
|
9.02
|
268Db
|
271Bh
|
sin
|
|
α
|
|
267Db
|
270Bh
|
sin
|
61 s
|
α
|
8.93
|
266Db
|
267Bh
|
sin
|
17 s
|
α
|
8.83
|
263Db
|
only half-times of over a second are included here
|
|
O bohrio ye un elemento quimico d'a tabla periodica de simbolo Bh y numero atomico 107.
- ↑ 1,0 1,1 1,2 1,3 (2002). "Ionization potentials and radii of neutral and ionized species of elements 107 (bohrium) and 108 (hassium) from extended multiconfiguration Dirac–Fock calculations". The Journal of Chemical Physics 116: 1862. DOI:10.1063/1.1430256.
- ↑ (2010). "Synthesis of a New Element with Atomic Number Z=117". Physical Review Letters 104. DOI:10.1103/PhysRevLett.104.142502. (gives life-time of 1.3 min based on a single event; conversion to half-life is done by multiplying with ln(2).)