Ampitahao ireo singantaharo
Safidio ny singantaharo 4 farafahakeliny mba hampitaha ny toetoetr'izy ireo mifampitohy.
Rb
Rubidium
#37 · Metaly alkaline
| Mass | 85.468 u |
| Fiparitahan'ny loko | 1.532 g/cm³ |
| Mikoriana | 312.46 K |
| Mameno | 961.0 K |
| Electronegativity | 0.82 |
| Arika | 403.0 kJ/mol |
| Atomic radius | 248.0 pm |
| Block | s-block |
| Fanjakana (RT) | Mitambatra |
| Fandrindrana | [Kr] 5s1 |