Kala saar Qaybaha
Dooro ilaa 4 qaybaha si aad u barbardhigo astaamahooda dhinac ka dhinac.
Ac
Actinium
#89 · Aqoonsiga
| Cirro | 227.02775 u |
| Cidhiidhi | 10.07 g/cm³ |
| Ku shub | 1323.0 K |
| Ku shub | 3471.0 K |
| Electronegativity | 1.1 |
| Istaraatiijiyad | 499.0 kJ/mol |
| Awooda | 195.0 pm |
| Blok | f-block |
| Gobol (RT) | Cidhiidhi |
| _Fiirso | [Rn] 6d1 7s2 |