出典:Wiktionary
出典:『Wiktionary』 (2026/04/25 00:21 UTC 版)
| Chemical element | ||||||||
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| Hs Atomic number 108 hassium |
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| Previous: ← bohrium (Bh) | ||||||||
| Next: meitnerium (Mt) → | ||||||||
| English Wikipedia article on Hassium |
From Latin Hassia (“Hesse”), the location of the institute where the element was first synthesized, + -ium.
hassium (uncountable)
| Chemical element | ||||||||
|---|---|---|---|---|---|---|---|---|
| Hs Atomic number 108 hassium |
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| Previous: ← bohrium (Bh) | ||||||||
| Next: meitnerium (Mt) → |
From Hassia, Latinization of Middle High German Hesse.
出典:Wikipedia
出典:『Wikipedia』 (2011/07/21 21:42 UTC 版)
Hassium (
i/ˈhæsiəm/ hass-ee-əm or /ˈhɑːsiəm/ hah-see-əm) is a synthetic element with the symbol Hs and atomic number 108. It is the heaviest member of the group 8 (VIII) elements. The element was first observed in 1984. Experiments have confirmed that hassium is a typical member of group 8 showing a stable +8 oxidation state, analogous to osmium.