Rb
I-Rubidium
Ingxenye 37 · 85.468 u
I-Rubidium iyinsimbi enamandla amakhulu enamandla amakhulu enamandla amakhulu enamandla amakhulu enamandla amakhulu.
Izici Zobuchopho
| I-Atom Mass | 85.468 u |
| Ubukhulu | 1.532 g/cm³ |
| Izinga lokuncibilika | 312.46 K |
| Izinga lokubopha | 961.0 K |
| Ukubonakala | Isibhakabhaka-simhlophe esimnyama |
| Isimo ku-Room Temp | Iqinile |
Izici ze-chemical
| Electronegativity | 0.82 (I-Pauling) |
| I-Ionization Energy | 403.0 kJ/mol |
| I-electron affinity | 46.9 kJ/mol |
| I-Oxidation States | +1 |
Izici ze-Atom
| I-electron | [Kr] 5s1 |
| I-Atom Radius | 248.0 pm |
| I-Covalent Radius | 220.0 pm |
| I-Van der Waals Radius | 303.0 pm |
Ukuqapha
| Itholakele ngu | Robert Bunsen, Gustav Kirchhoff |
| Unyaka wokuqamba | 1861 |
| Indawo | i-Heidelberg, eJalimane |
| Ibizwa nge | IsiLatini 'rubidus' isho mnyama, kusuka kumalayini ayo akhanyayo amnyama |
Malunga I-Rubidium
I-Rubidium iyingxenye emnyama, emhlophe yensimbi eqinile, eyisithathu esinamandla kakhulu. Iqhuma emkhathini futhi iphendula ngokuqinile ngamanzi. Isetshenziswa kumahora e-atomic ngenxa yama-spectral lines ayo afanele.
Izisebenziso
Amahora e-atomic, iglasi elikhethekile, ama-fireworks (umbala oluhlaza okwesibhakabhaka), ama-photocells, kanye nezithombe zokwelapha.
Iqiniso elijabulisayo
I-rubidium atomic clocks ilungile kakhulu ukuthi ayilahleki ingxenye yesithathu eminyakeni ezigidini ezingaphezu kukamakhulu.
Isibonisi
| Inani le-mass | Ubukhulu | Isikhathi esingu-half-life | Iqinile |
| 85 | 0.7217% | - | Yebo |
| 87 | 0.2783% | 49.23 billion years | Akukho |
I-electron
[Kr] 5s1