תוריום
Hebrew
[edit]| Chemical element | |
|---|---|
| Th | |
| Previous: אקטיניום (Ac) | |
| Next: פרוטקטיניום (Pa) | |
Pronunciation
[edit]Audio: (file)
Noun
[edit]תּוֹרְיוּם • (tóryum) m
- thorium (a chemical element (symbol Th) with atomic number 90: a weakly radioactive, malleable, moderately hard silvery metal that tarnishes black when exposed to air)