Po
I-Polonium
Ingxenye 84 · 208.98243 u
I-Post-Transition Metal
p-block
Isikhathi 6
Iqembu 16
Iqinile ku-RT
I-Radioactive
t½ 125.2 years
I-Wikipedia →
I-Polonium iyingxenye enamandla amakhulu e-radioactive etholakala yi-Curies.
Izici Zobuchopho
| I-Atom Mass | 208.98243 u |
| Ubukhulu | 9.32 g/cm³ |
| Izinga lokuncibilika | 527.0 K |
| Izinga lokubopha | 1235.0 K |
| Ukubonakala | Isibhakabhaka esimnyama |
| Isimo ku-Room Temp | Iqinile |
Izici ze-chemical
| Electronegativity | 2.0 (I-Pauling) |
| I-Ionization Energy | 812.1 kJ/mol |
| I-electron affinity | 183.3 kJ/mol |
| I-Oxidation States | -2, +2, +4, +6 |
Izici ze-Atom
| I-electron | [Xe] 4f14 5d10 6s2 6p4 |
| I-Atom Radius | 168.0 pm |
| I-Covalent Radius | 140.0 pm |
| I-Van der Waals Radius | 197.0 pm |
Ukuqapha
| Itholakele ngu | Marie Curie, Pierre Curie |
| Unyaka wokuqamba | 1898 |
| Indawo | i-Paris, i-France |
| Ibizwa nge | Ibizwa nge Poland, izwe likaMarie Curie |
Malunga I-Polonium
I-Polonium iyi-radioactive kakhulu ngaphandle kwe-isotope eqinile. Ingxenye yezigidi yegrama ingalimaza uma ithathwa. I-Polonium-210 ikhiqiza ukushisa okuphawulekayo kusuka ku-alpha radiation.
Izisebenziso
Izixazululi ze-static, ama-neutron sources, ama-heat sources for space satellites, kanye nama-nuclear triggers.
Iqiniso elijabulisayo
I-Polonium-210 yasetshenziswa ukubopha umphathi waseRussia odlule uAlexander Litvinenko eLondon ngo-2006.
Isibonisi
| Inani le-mass | Ubukhulu | Isikhathi esingu-half-life | Iqinile |
| 208 | - | 2.898 years | Akukho |
| 209 | - | 125.2 years | Akukho |
| 210 | - | 138.376 days | Akukho |
I-electron
[Xe] 4f14 5d10 6s2 6p4