Md
Mendelevium was the first element produced one atom at a time.
የፊዚክስ ባህሪያት
| አቶሚክ | 258.09843 u |
| ብዛት | 10.3 g/cm³ |
| የቀለም አማራጭ | 1100.0 K |
| ቅርጽ | Metallic (predicted) |
| የክፍሉ ወቅት | ቀጥ ያለ |
የኬሚካል ባህሪያት
| ሴኮንዶች | 1.3 (ፒየር) |
| ፊደል ሠሌዳው፦ | 635.0 kJ/mol |
| ፊደል ሠሌዳው፦ | -93.91 kJ/mol |
| መተላለፊያ | +2, +3 |
የፊደል ቅርጽ ምርጫዎች
| የኤሌክትሮን ማስተካከያ | [Rn] 5f13 7s2 |
መከፈት
| የተገኘው በ | Albert Ghiorso, Bernard G. Harvey, Gregory R. Choppin, Stanley G. Thompson, Glenn T. Seaborg |
| የምርምር ዓመት | 1955 |
| ቦታ | Berkeley, California, USA |
| ስም፦ (_N) | Named after Dmitri Mendeleev, creator of the periodic table |
ስለ Mendelevium
Mendelevium was created by bombarding einsteinium with alpha particles. The initial experiment produced only 17 atoms.
ፕሮግራሞች
No practical applications. Scientific research only.
ሐቅ
Mendelevium was the first element identified one atom at a time -- only 17 atoms were initially produced.
ሴኮንዶች
| ብዛት | ብዛት | አራተኛ | ቋሚ |
| 258 | - | 51.5 days | አዎ |
| 260 | - | 27.8 days | አዎ |
የኤሌክትሮን ማስተካከያ
[Rn] 5f13 7s2