Bi
Bismuth
Chikamu 83 · 208.98 u
Bismuth inonzi ine iridescent oxide crystals uye ndiyo inoshandiswa muPepto-Bismol.
Maitiro ekushandisa
| Atomic radius: | 208.98 u |
| Kuomarara | 9.807 g/cm³ |
| Kutonhora Point | 544.7 K |
| Kutonhora Point | 1837.0 K |
| Kuoneka | Lustrous pinkish-silver mercury |
| State at Room Temp | _Kukanganisa: |
Chemical zvinhu
| Electronegativity | 2.02 (Pauling) |
| 1st Ionization Energy | 703.0 kJ/mol |
| Electronegativity: | 91.2 kJ/mol |
| Oxygen | -3, +3, +5 |
Atomic Properties
| Kuisa Kugadzirisa | [Xe] 4f14 5d10 6s2 6p3 |
| Atomic radius: | 156.0 pm |
| Covalent Radius | 148.0 pm |
| Van der Waals radius | 207.0 pm |
Discovery
| Yakawanikwa ne | Claude Francois Geoffroy |
| Kuonekwa kwegore | 1753 |
| _Panzvimbo: | Paris, France |
| Akapihwa zita mushure me | German 'Wismut' zvinoreva white mass |
Nezve 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.
Mashandisiro & Maapplication
Pepto-Bismol, cosmetics, low-kutonhora alloys, lead-free shot, uye fire sprinkler triggers.
Nhoroondo yemitambo
Bismuth crystals kugadzira kushamisika iridescent staircase zvikamu ne rainbow mavara, anonyanya kufarirwa pakati mineral vaunganidzi.
Isotopes
| Mamwe marudzi ezvinyorwa | Kuwanda | Half-Life | _Kuchengeta |
| 209 | 1.0% | 1.9e19 years | Hapana |
Kuisa Kugadzirisa
[Xe] 4f14 5d10 6s2 6p3