Ds
Darmstadtium
العنصر 110 · 282.166 u
خصائص غير معروفة
قطاع د
Period 7
المجموعة 10
Unknown at RT
Radioactive
t½ 12.7 seconds
Synthetic
Wikipedia →
Darmstadtium is a synthetic element expected to behave like platinum.
Physical Properties
| الكتلة الذرية | 282.166 u |
| الكثافة | 34.8 g/cm³ |
| المظهر | Metallic (predicted) |
| State at Room Temp | Unknown |
الخواص الكيميائية
| Oxidation States | +2, +4, +6, +8 |
الخصائص الذرية
| تشكيل الإلكترون | [Rn] 5f14 6d8 7s2 |
اكتشاف
| اكتشفها | Peter Armbruster, Gottfried Munzenberg and others |
| سنة الاكتشاف | 1994 |
| الموقع | Darmstadt, Germany |
| Named After | Named after Darmstadt, Germany |
عن Darmstadtium
Darmstadtium was produced by bombarding lead with nickel ions at the GSI Helmholtz Centre. Only a handful of atoms have been detected.
Uses & Applications
No practical applications. Scientific research only.
حقيقة مضحكة
The GSI in Darmstadt has discovered six elements (107-112), more than any other laboratory.
النظائر
| Mass Number | الوفرة | نصف العمر | Stable |
| 279 | - | 0.18 seconds | No |
| 281 | - | 12.7 seconds | No |
تشكيل الإلكترون
[Rn] 5f14 6d8 7s2