First chemical investigation of hassium (Hs, Z=108)
- Cite this article as:
- Düllmann, C.E., Dressler, R., Eichler, B. et al. Czech J Phys (2003) 53(Suppl 1): A291. doi:10.1007/s10582-003-0037-4
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Recently, the first successful chemical investigation of element 108, hassium (Hs) has been reported . Based on 7 detected atoms, Hs was shown to form a higly volatile oxide, most probably HsO4. Therefore it behaves similarly to Os, which is known to form highly volatile OsO4. The enthalpies of adsorption-ΔHaO(T) of the compounds on silicon nitride were evaluated as (46±2) kJ/mol for HsO4, compared to (39±1) kJ/mol for OsO4 under identical experimental conditions. Hs should therefore be considered as a member of group 8 of the periodic table.