Hs
Hassium
Element 108 · 269.1336 u
Metanol
d-block
Periode 7
Group 8
Solied by RT
Radioaktief
t½ 130 seconds
SintetikName
Dag lengte: →
Hassium is the heaviest element whose chemistry has been experimentally studied.
Fisiese eienskappe
| Atomic Mass | 269.1336 u |
| Density | 40.7 g/cm³ |
| Appearance | Metallic (predicted) |
| Toestand by kamerkomp | Solied |
Chemical Properties
| Oxidation States | +8 |
Atomic Properties
| Electron Configuration | [Rn] 5f14 6d6 7s2 |
Discovery
| Discovered By | Peter Armbruster, Gottfried Munzenberg and others |
| Discovery Year | 1984 |
| Location | Darmstadt, Germany |
| Genoemde Na | Named after Hesse (Hassia), the German state |
About Hassium
Hassium was synthesized by bombarding lead with iron ions. Its volatile oxide HsO4 was detected, confirming osmium-like behavior.
Gebruiks & Programme
No practical applications. Scientific research only.
Fun Fact
Scientists detected hassium's volatile oxide, proving it behaves like osmium -- the heaviest element with confirmed chemistry.
Isotopes
| Definieer Molekulêr Gewigte | Abundance | Half-Life | Stabiel |
| 269 | - | 9.7 seconds | Nee |
| 277 | - | 130 seconds | Nee |
Electron Configuration
[Rn] 5f14 6d6 7s2