Rg
Roentgenium
ፋይል (_F) 111 · 282.169 u
Roentgenium may be the most electronegative metal due to relativistic effects.
የፊዚክስ ባህሪያት
| አቶሚክ | 282.169 u |
| ብዛት | 28.7 g/cm³ |
| ቅርጽ | Metallic (predicted) |
| የክፍሉ ወቅት | ያልታወቀ |
የኬሚካል ባህሪያት
| መተላለፊያ | +1, +3, +5 |
የፊደል ቅርጽ ምርጫዎች
| የኤሌክትሮን ማስተካከያ | [Rn] 5f14 6d9 7s2 |
መከፈት
| የተገኘው በ | Peter Armbruster, Gottfried Munzenberg and others |
| የምርምር ዓመት | 1994 |
| ቦታ | Darmstadt, Germany |
| ስም፦ (_N) | Named after Wilhelm Conrad Rontgen, discoverer of X-rays |
ስለ Roentgenium
Roentgenium is a synthetic, extremely radioactive element expected to be similar to gold. Relativistic effects significantly influence its predicted properties.
ፕሮግራሞች
No practical applications. Scientific research only.
ሐቅ
Roentgenium is predicted to be the most electronegative metal due to relativistic effects on its electron orbitals.
ሴኮንዶች
| ብዛት | ብዛት | አራተኛ | ቋሚ |
| 280 | - | 3.6 seconds | አዎ |
| 282 | - | 100 seconds | አዎ |
የኤሌክትሮን ማስተካከያ
[Rn] 5f14 6d9 7s2