Tm
Thulium is the rarest naturally occurring lanthanide.
የፊዚክስ ባህሪያት
| አቶሚክ | 168.93 u |
| ብዛት | 9.321 g/cm³ |
| የቀለም አማራጭ | 1818.0 K |
| የሙቀት መጠኑ፦ | 2223.0 K |
| ቅርጽ | Silvery-gray metallic |
| የክፍሉ ወቅት | ቀጥ ያለ |
የኬሚካል ባህሪያት
| ሴኮንዶች | 1.25 (ፒየር) |
| ፊደል ሠሌዳው፦ | 596.7 kJ/mol |
| ፊደል ሠሌዳው፦ | 99.0 kJ/mol |
| መተላለፊያ | +2, +3 |
የፊደል ቅርጽ ምርጫዎች
| የኤሌክትሮን ማስተካከያ | [Xe] 4f13 6s2 |
| አቶሚክ | 176.0 pm |
| ሬዲየስ | 190.0 pm |
| ቫን ዴር ዋልስ | 227.0 pm |
መከፈት
| የተገኘው በ | Per Teodor Cleve |
| የምርምር ዓመት | 1879 |
| ቦታ | Uppsala, Sweden |
| ስም፦ (_N) | Thule, a mythical name for Scandinavia |
ስለ Thulium
Thulium is a bright, silvery, lustrous metal and the least abundant naturally occurring lanthanide. Despite its rarity, thulium-170 is used as a portable X-ray source.
ፕሮግራሞች
Portable X-ray devices, high-temperature superconductors, surgical lasers, and anti-counterfeiting.
ሐቅ
Thulium is the least abundant naturally occurring lanthanide, yet it finds use in portable X-ray machines for remote locations.
ሴኮንዶች
| ብዛት | ብዛት | አራተኛ | ቋሚ |
| 169 | 1.0% | - | አዎ |
የኤሌክትሮን ማስተካከያ
[Xe] 4f13 6s2