Bi
Bismuth
ፋይል (_F) 83 · 208.98 u
Bismuth is known for its iridescent oxide crystals and is the active ingredient in Pepto-Bismol.
የፊዚክስ ባህሪያት
| አቶሚክ | 208.98 u |
| ብዛት | 9.807 g/cm³ |
| የቀለም አማራጭ | 544.7 K |
| የሙቀት መጠኑ፦ | 1837.0 K |
| ቅርጽ | Lustrous pinkish-silver metallic |
| የክፍሉ ወቅት | ቀጥ ያለ |
የኬሚካል ባህሪያት
| ሴኮንዶች | 2.02 (ፒየር) |
| ፊደል ሠሌዳው፦ | 703.0 kJ/mol |
| ፊደል ሠሌዳው፦ | 91.2 kJ/mol |
| መተላለፊያ | -3, +3, +5 |
የፊደል ቅርጽ ምርጫዎች
| የኤሌክትሮን ማስተካከያ | [Xe] 4f14 5d10 6s2 6p3 |
| አቶሚክ | 156.0 pm |
| ሬዲየስ | 148.0 pm |
| ቫን ዴር ዋልስ | 207.0 pm |
መከፈት
| የተገኘው በ | Claude Francois Geoffroy |
| የምርምር ዓመት | 1753 |
| ቦታ | Paris, France |
| ስም፦ (_N) | German 'Wismut' meaning white mass |
ስለ Bismuth
Bismuth is a brittle metal with a silvery-white color that develops iridescent oxide tarnish. It has low toxicity for a heavy metal and expands when solidifying. Bismuth-209 was found in 2003 to be very slightly radioactive.
ፕሮግራሞች
Pepto-Bismol, cosmetics, low-melting alloys, lead-free shot, and fire sprinkler triggers.
ሐቅ
Bismuth crystals form stunning iridescent staircase structures with rainbow colors, popular among mineral collectors.
ሴኮንዶች
| ብዛት | ብዛት | አራተኛ | ቋሚ |
| 209 | 1.0% | 1.9e19 years | አዎ |
የኤሌክትሮን ማስተካከያ
[Xe] 4f14 5d10 6s2 6p3