Hs
Hassium
العنصر 108 · 269.1336 u
الفلزات الانتقالية
قطاع د
Period 7
المجموعة 8
Solid at RT
Radioactive
t½ 130 seconds
Synthetic
Wikipedia →
Hassium is the heaviest element whose chemistry has been experimentally studied.
Physical Properties
| الكتلة الذرية | 269.1336 u |
| الكثافة | 40.7 g/cm³ |
| المظهر | Metallic (predicted) |
| State at Room Temp | Solid |
الخواص الكيميائية
| Oxidation States | +8 |
الخصائص الذرية
| تشكيل الإلكترون | [Rn] 5f14 6d6 7s2 |
اكتشاف
| اكتشفها | Peter Armbruster, Gottfried Munzenberg and others |
| سنة الاكتشاف | 1984 |
| الموقع | Darmstadt, Germany |
| Named After | Named after Hesse (Hassia), the German state |
عن Hassium
Hassium was synthesized by bombarding lead with iron ions. Its volatile oxide HsO4 was detected, confirming osmium-like behavior.
Uses & Applications
No practical applications. Scientific research only.
حقيقة مضحكة
Scientists detected hassium's volatile oxide, proving it behaves like osmium -- the heaviest element with confirmed chemistry.
النظائر
| Mass Number | الوفرة | نصف العمر | Stable |
| 269 | - | 9.7 seconds | No |
| 277 | - | 130 seconds | No |
تشكيل الإلكترون
[Rn] 5f14 6d6 7s2