Ampitahao ireo singantaharo
Safidio ny singantaharo 4 farafahakeliny mba hampitaha ny toetoetr'izy ireo mifampitohy.
Nb
Niobium
#41 · Transition Metal
| Mass | 92.906 u |
| Fiparitahan'ny loko | 8.57 g/cm³ |
| Mikoriana | 2750.0 K |
| Mameno | 5017.0 K |
| Electronegativity | 1.6 |
| Arika | 652.1 kJ/mol |
| Atomic radius | 146.0 pm |
| Block | d-block |
| Fanjakana (RT) | Mitambatra |
| Fandrindrana | [Kr] 4d4 5s1 |