ବୋଃରିଅମ

ଉଇକିପିଡ଼ିଆ ରୁ


Borium, Boron, କିମ୍ବା Barium ସହ ଦ୍ଵନ୍ଦରେ ପଡ଼ିବେ ନାହିଁ ।
Bohrium
107Bh
Re

Bh

(Upe)
seaborgiumbohriumhassium
ଭୌତିକ ରୁପ
unknown
ସାଧାରଣ ଧର୍ମ
ନାମ, ପ୍ରତୀକ,
ପରମାଣୁ କ୍ରମାଙ୍କ
bohrium, Bh,
107
ଉଚ୍ଚାରଣ /ˈbɔəriəm/
ମୌଳିକ ପ୍ରକାର transition metal
ଶ୍ରେଣୀ, ପର୍ଯ୍ୟାୟ, ବ୍ଲକ୍ 7, 7, d
ମାନକ ପରମାଣବିକ ଓଜନ [270]
ଇଲେକ୍‌ଟ୍ରୋନ୍ ବିନ୍ୟାସ [Rn] 5f14 6d5 7s2
(calculated)[୧][୨]
2, 8, 18, 32, 32, 13, 2
(predicted)
Electron shells of bohrium (2, 8, 18, 32, 32, 13, 2 (predicted))
ଇତିହାସ
ଆବିଷ୍କାର Gesellschaft für Schwerionenforschung (1981)
ଭୌତିକ ଧର୍ମ
ଅବସ୍ଥା solid (predicted)
(ରୁମ୍ ଟେମ୍ପରେଚର୍‌ରେ ଘନତା) 37 (predicted)[୨] g·cm−3
Atomic properties
Oxidation states 7, 5, 4, 3 (predicted)[୨]
(only bolded oxidation states are known experimentally)
Ionization energies
(more)
1st: 742.9 (estimated)[୨] kJ·mol−1
2nd: 1688.5 (estimated)[୨] kJ·mol−1
3rd: 2566.5 (estimated)[୨] kJ·mol−1
Atomic radius 128 (predicted)[୨] pm
Covalent radius 141 (estimated)[୩] pm
Miscellanea
CAS registry number 54037-14-8
Most stable isotopes
Main article: Isotopes of bohrium
iso NA half-life DM DE (MeV) DP
274Bh syn ~54 s[୪] α 8.8 270Db
272Bh syn 9.8 s α 9.02 268Db
271Bh syn 1.2 s[୫] α 9.35[୫] 267Db
270Bh syn 61 s α 8.93 266Db
267Bh syn 17 s α 8.83 263Db
only isotopes with half-lives over 1 second are included here
· r

ବୋଃରିଅମ ହେଉଛି ଏକ ରାସାୟନିକ ମୌଳିକ ଯାହାର ପ୍ରତୀକ Bhପରମାଣୁ କ୍ରମାଙ୍କ ୧୦୭ ଅଟେ ।

ଧର୍ମ[ସମ୍ପାଦନା]

ଭୌତିକ[ସମ୍ପାଦନା]

ରସାୟନିକ[ସମ୍ପାଦନା]

ସମସ୍ଥାନିକ[ସମ୍ପାଦନା]

ଇତିହାସ[ସମ୍ପାଦନା]

ଉପସ୍ଥିତି[ସମ୍ପାଦନା]

ଉତ୍ପାଦନ[ସମ୍ପାଦନା]

ବ୍ୟବହାର[ସମ୍ପାଦନା]

ଆହୁରି ଦେଖନ୍ତୁ[ସମ୍ପାଦନା]

ଆଧାର[ସମ୍ପାଦନା]

  1. Johnson, E.; Fricke, B.; Jacob, T.; Dong, C. Z.; Fritzsche, S.; Pershina, V. (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. 
  2. ୨.୦ ୨.୧ ୨.୨ ୨.୩ ୨.୪ ୨.୫ ୨.୬ 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. Chemical Data. Bohrium - Bh, Royal Chemical Society
  4. Oganessian, Yu. Ts.; Abdullin, F. Sh.; Bailey, P. D.; Benker, D. E.; Bennett, M. E.; Dmitriev, S. N.; Ezold, J. G.; Hamilton, J. H. et al. (2010). "Synthesis of a New Element with Atomic Number Z=117". Physical Review Letters 104. doi:10.1103/PhysRevLett.104.142502. PMID 20481935.  (gives life-time of 1.3 min based on a single event; conversion to half-life is done by multiplying with ln(2).)
  5. ୫.୦ ୫.୧ FUSHE (2012). "Synthesis of SH-nuclei". http://www.ensarfp7.eu/workshops/fushe2012/Summaries/FUSHE2012_Oganessian.pdf. Retrieved September 2012. 

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