Ampitahao ireo singantaharo
Safidio ny singantaharo 4 farafahakeliny mba hampitaha ny toetoetr'izy ireo mifampitohy.
Th
Thorium
#90 · Actinide
| Mass | 232.038 u |
| Fiparitahan'ny loko | 11.72 g/cm³ |
| Mikoriana | 2115.0 K |
| Mameno | 5061.0 K |
| Electronegativity | 1.3 |
| Arika | 587.0 kJ/mol |
| Atomic radius | 180.0 pm |
| Block | f-block |
| Fanjakana (RT) | Mitambatra |
| Fandrindrana | [Rn] 6d2 7s2 |